Page 1: Table Of Contents
TopPage xxxxxxxxx LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU SERVICE MANUAL No.S87O7LC42XL2E LCD COLOUR TELEVISION LC-42XL2E/S/RU LC-46XL2E/S/RU LC-46X20E/S/RU LC-52XL2E/S/RU LC-42/46/52XL2E/S/RU LC-46/52X20E/S/RU LC-52X20E/S/RU MODELS In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig- inal condition and only parts identical to those specified should be used.
Page 2: Safety Precaution
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU LC42XL2E SAFETY PRECAUTION Service Manual IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: WARNING • Use an AC voltmeter having with 5000 ohm per volt, or higher, sen- sitivity or measure the AC voltage drop across the resistor.
Page 3: Precautions For Using Lead-Free Solder
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Precautions for using lead-free solder Employing lead-free solder • “PWBs” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder. Example: F a/a Indicates lead-free solder of tin, silver and copper.
Page 4: Chapter 1. Operation Manual Specifications (Lc-42/46/52Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU CHAPTER 1. LC42XL2E OPERATION MANUAL Service Manual [1] SPECIFICATIONS (LC-42/46/52XL2E/S/RU) 1 – 1...
Page 5: Specifications (Lc-46/52X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [2] SPECIFICATIONS (LC-46/52X20E/S/RU) 1 – 2...
Page 6: Operation Manual (Lc-42/46/52Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [3] OPERATION MANUAL (LC-42/46/52XL2E/S/RU) 1 – 3...
Page 7 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TV (Front view) Blue illumination LED indicator Remote control censor OPC indicator OPC censor SLEEP indicator (Standby/On) indicator TV (Rear view) (Power) button MENU button (Input source) button Programme [channel] buttons Volume buttons 10 11 AC INPUT terminal EXT 1 (RGB) terminal 12 COMMON INTERFACE slot...
Page 8 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 5...
Page 9 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 6...
Page 10 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 7...
Page 11: Operation Manual (Lc-46/52X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [4] OPERATION MANUAL (LC-46/52X20E/S/RU) Remote control unit (Standby/On) (INPUT SOURCE) Select an input source. (TV, EXT1, EXT2, Buttons for useful operations EXT3, EXT4, EXT5, EXT6, EXT7, EXT8) (Teletext) ATV: Display analogue teletext. DTV: Select MHEG-5 and teletext for DTV. 16 EPG DTV: Display the EPG screen.
Page 12 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 9...
Page 13 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 10...
Page 14 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 11...
Page 15 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1 – 12...
Page 16: Dimensions (Lc-42/46/52Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [5] DIMENSIONS (LC-42/46/52XL2E/S/RU) Unit: mm 1 – 13...
Page 17: Dimensions (Lc-46/52X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [6] DIMENSIONS (LC-46/52X20E/S/RU) Unit: mm 1 – 14...
Page 18: Chapter 2. Removing Of Major Parts
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU CHAPTER 2. LC42XL2E REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS (LC-42XL2E/S/RU) 1. Remove the 1 lock screw , 2 lock screws , 7 lock screws and the 7 lock screws . Detach the Rear Cabinet. REAR CABINET 2 –...
Page 19 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Remove all the connectors from PWBs. Wire "SP" Wire "SP" Wire "SP" to WH Wire "SP" to WH 3. Remove the 2 lock screws . and detach the Speaker L/R. Speaker R Speaker L 2 –...
Page 20 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Remove all the connectors from PWBs. LED PWB (with wire) Wire "RA" to WH Wire "RA" Wire "RA" from OBON #Set PWB to gide lib surely LED PWB Front side Next,Push PWB hooked 1st, Set LED PWB Under LIB Wire "IL"...
Page 21 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Remove the 8 lock screws , and the 6 lock hooks . Detach the LCD Panel Module. FRONT CABINET 2 – 4...
Page 22 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 7. Remove the 1 lock screw . and detach the Bottom Cover. BOTTOM COVER 8. Remove all the connectors from PWBs. 9. Remove the Illumination Unit. FRONT CABINET Illumination Unit #Hook Surely #Connector side Down Wire "IL"...
Page 23 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "LB" to Hole 10.Remove the 4 lock screws . and detach the CTL SHIELD with RADIATOR. CTL-SHIELD with RADIATOR 2 – 6...
Page 24 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 11.Remove all the connectors from PWBs. Wire "LB", "LA1" to WH Wire "KM" to WH Wire "KM", "VD", "US" to WH Wire "KM", "VD"to WH Wire "KM" to Hook FFC "HM" to WH Wire "RA" Wire "FR"...
Page 25 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 12.Remove the 1 lock screw , and the 11 lock screws . Detach the Chassis Tray and MINI AV Sub Ass’y. 13.Remove the 14 lock screws . and detach the Panel Support Angle. LCD MODULE PNL SUPPORT ANG 2 –...
Page 26 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 14.Remove the 6 lock hooks . and detach the KEY Unit. 15.Remove the 2 lock screws , and the 2 lock screws . Detach the MINI AV Unit. Slant View KEY PWB Top View #Set PWB under LIB M-AV KEY COV Open side MINI AV PWB...
Page 27 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 16.Remove all the connectors from PWBs. 17.Remove the 10 lock screws . and detach the Main Shield and AV Shield. Wire "LW" to WH Open Side MAIN SHIELD Wire "LW" Pull out Wire "LW" form Opening AV SHIELD 2 –...
Page 28 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 18.Remove all the connectors from PWBs. Pull same time B to B connection 19.Remove the 2 lock screws , and the 1 lock screw . Detach the Terminal Angle Bottom. TML ANG BTM SCART ANGLE #SCART Angle Stepping on terminal 2 –...
Page 29 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 20.Remove all the connectors from PWBs. To LCD Control PWB Wire "LW" wire LB Wire "LW" Taping To Main PWB Wire "RA","US","KM" to WH Upper side wire SP_R Wire "VD","SP_R" to WH Wire "HM" to WH Wire "RA","US","KM","VD"...
Page 30 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "LA1" Wire "PL" to WH Wire "PL" to WH Wire "LB" to this WH Wire "LB","PL" to WH Wire "LB" Wire ”PL” 2 – 13...
Page 31 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [2] REMOVING OF MAJOR PARTS (LC-46XL2E/S/RU) 1. Remove the 2 lock screws , 6 lock screws and the 8 lock screws . Detach the Rear Cabinet. REAR CABNET 2 – 14...
Page 32 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Remove all the connectors from PWBs. Wire "SP" Wire "SP" Wire "SP" to WH Wire "SP" to WH Wire "SP" to PIN 3. Remove the 2 lock screws . and detach the Speaker L/R. Speaker R Speaker L 2 –...
Page 33 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Remove all the connectors from PWBs. R/C, LED PWB (with wire) Wire "RA" to WH Wire Wire "RA" from OBON #Set PWB to gide lib surely R/C, LED PWB Front side (3-1) Set R/C, LED PWB Under LIB Wire "IL"...
Page 34 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Remove the 8 lock screws , and the 6 lock hooks . Detach the LCD Panel Module. LCD PANEL MODULE LCD PANEL MODULE FRONT CABINET 2 – 17...
Page 35 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 7. Remove the 2 lock screws . and detach the Bottom Cover. FRONT CABINET BOTTOM COVER 8. Remove all the connectors from PWBs. FRONT CABINET Illumination Unit #Hook Surely #Connector side Down Wire "IL" Wire "IL" Connection Direction Wire "IL"...
Page 36 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 9. Remove the Illumination Unit. 10.Remove the 4 lock screws . and detach the CTL SHIELD with RADIATOR. CTL-SHIELD with RADIATOR 11.Remove all the connectors from PWBs. Wire "LC" to WH Wire "LW", "PL" to WH Wire "LC", "LA2", "LB"...
Page 37 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 12.Remove the 1 lock screw , and the 12 lock screws . Detach the Chassis Tray and MINI AV Sub Ass’y. CHASSIS TRAY Wire "LC" MINI AV SUB ASSY 13.Remove the 14 lock screws . and detach the Panel Support Angle. Wire "LC"...
Page 38 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 14.Remove the 6 lock hooks . and detach the KEY Unit. 15.Remove the 2 lock screws , and the 2 lock screws . Detach the MINI AV Unit. KEY PWB Slant View Top View #Set PWB under LIB M-AV KEY COV MINI AV PWB MINI AV ANG...
Page 39 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 16.Remove all the connectors from PWBs. 17.Remove the 10 lock screws . and detach the Main Shield and AV Shield. Wire "LW" to WH Open Side MAIN SHIELD Wire "LW" Pull out Wire "LW" form Opening AV SHIELD 2 –...
Page 40 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 18.Remove all the connectors from PWBs. Pull same time B to B connection 19.Remove the 2 lock screws , and the 1 lock screw . Detach the Terminal Angle Bottom. TML ANG BTM SCART ANGLE #SCART Angle Stepping on terminal 2 –...
Page 41 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 20.Remove all the connectors from PWBs. Wire "LW" Wire "LW" Wire "US" #Shape Wire "US" like this Wire "HM" #Don't make mistake Wire "VD" and "RA" Wire "RA" Wire Wire Wire "US" Wire Wire "KM" Wire "VD"...
Page 42 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "LA2","PL" to WH Wire "LA2","LB" to WH Wire "LA2" Wire "PL" Wire "LA2" Wire "LB" Wire "LB","PL" to WH Wire "PL" Wire "LB" 2 – 25...
Page 43: Removing Of Major Parts (Lc-46X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [3] REMOVING OF MAJOR PARTS (LC-46X20E/S/RU) 1. Remove the 1 lock screw , 2 lock screws , 6 lock screws and the 7 lock screws . Detach the Rear Cabinet. REAR CABINET 2 – 26...
Page 44 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Remove all the connectors from PWBs. Wire "SP" Wire "SP" Wire "SP" to WH Wire "SP" to PIN Wire "SP" to WH 3. Remove the 2 lock screws . and detach the Speaker L/R. Speaker R Speaker L 2 –...
Page 45 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Remove the 1 lock screw SILICON BOND #Fit CONDUCTIVE Tape hole to SCREW hole 5. Remove all the connectors from PWBs. #For EMC Set Wire "VD" under Wire "SP-R" (with core) Wire "KM to WH SP-R Wire "KM"...
Page 46 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "LW" to WH Wire "LW" to WH Wire "FR" to WH Wire "LC" to WH Wire "LC","PL","FR" to WH Wire "LC", "LA1" to WH #For EMC Wire "LC","FR" to WH Set Wire "LW" under other wires Wire "LW"...
Page 47 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU R/C, LED PWB (with wire) Wire "RA" from OBON Wire "RA" Set Wire "RA" to panel hollow. R/C, LED PWBFront side Wire "RA" to WH Next,Push PWB hooked 1st,Set R/C, LED PWB Under LIB R/C, LED PWB LED PWB Back side #Set PWB to gide lib surely Pull out Wire "RA"...
Page 48 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 8. Remove the 1 lock screw , and the 11 lock screws . Detach the Chassis Tray and MINI AV Sub Ass’y. CHASSIS TRAY Wire "LC" MINI AV SUB ASSY 9. Remove the 14 lock screws .
Page 49 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 10.Remove the 8 lock screws , and the 6 lock hooks . Detach the LCD Panel Module. Wire "LC" LCD MODULE 2 – 32...
Page 50 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 11.Remove the 1 lock screw . and detach the Bottom Cover. FRONT CABINET BOTTOM COVER 12.Remove the 6 lock hooks . and detach the KEY Unit. 13.Remove the 2 lock screws , and the 2 lock screws .
Page 51 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 14.Remove all the connectors from PWBs. 15.Remove the 10 lock screws . and detach the Main Shield and AV Shield. Wire "LW" Wire "LW" to WH Wire "LW" MAIN SHIELD Pull out Wire "LW" form Opening AV SHIELD 2 –...
Page 52 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 16.Remove all the connectors from PWBs. Pull same time B to B connection 17.Remove the 2 lock screws , and the 1 lock screw . Detach the Terminal Angle Bottom. TML ANG BTM SCART ANGLE #SCART Angle Stepping on terminal 2 –...
Page 53 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 18.Remove all the connectors from PWBs. Wire "LW" Wire "LW" Wire "US" #Don't make mistake Wire "VD" and "RA" Wire "RA" Wire "HM" for Wire "FR","LB" Wire Wire Wire "US" Wire Wire "VD" Wire "KM" Wire "VD"...
Page 54 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "PL","LA2" to WH Wire "PL" Wire "FR" Wire "LA2" for Wire "FR","LB" Wire "LB" Wire "LA2" Wire "LB","FR" to WH Wire "PL" Wire "FR" Wire "LB" 2 – 37...
Page 55: Removing Of Major Parts (Lc-52Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [4] REMOVING OF MAJOR PARTS (LC-52XL2E/S/RU) 1. Remove the 2 lock screws , 7 lock screws and the 8 lock screws . Detach the Rear Cabinet. Rear Cabinet 2 – 38...
Page 56 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Remove all the connectors from PWBs. Wire "SP" Wire "SP" Wire "SP" to WH Wire "SP" to WH Wire "SP" to PIN 3. Remove the 2 lock screws . and detach the Speaker L/R. Speaker L Speaker R 2 –...
Page 57 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Remove all the connectors from PWBs. R/C, LED PWB (with wire) #Set PWB to gide lib surely Wire "RA" Wire "RA" Wire "RA" to WH from OBON Next,Push PWB hooked R/C, LED PWB Front side Wire "IL"...
Page 58 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Remove the 8 lock screws , and the 6 lock hooks . Detach the LCD Panel Module. LCD PANEL MODULE LCD PANEL MODULE FRONT CABINET 2 – 41...
Page 59 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 7. Remove the 2 lock screws . and detach the Bottom Cover. Bottom Cover FRONT CABINET 8. Remove the 4 lock screws . and detach the CTL SHIELD with RADIATOR. CTL Shield Sub Ass'y 2 – 42...
Page 60 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 9. Remove all the connectors from PWBs. Wire "LC" to WH Wire "LC", "LA1" to WH Wire "LC", "LA2", "LB" to WH Wire "KM" to WH Wire "KM" to Hook Wire "SP" to WH FFC "HM" to WH Wire "KM", "VD", "US"...
Page 61 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 10.Remove the 1 lock screw , and the 12 lock screws . Detach the Chassis Tray and MINI AV Sub Ass’y. CHASSIS TRAY MINI-AV SUB ASSY 11.Remove the 14 lock screws . and detach the Panel Support Angle. LCD PANEL MODULE PNL SUPPORT ANG 2 –...
Page 62 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 12.Remove the 6 lock hooks . and detach the KEY Unit. 13.Remove the 2 lock screws , and the 2 lock screws . Detach the MINI AV Unit. KEY PWB Slant View Top View #Set PWB under LIB M-AV KEY COV MINI AV PWB MINI AV ANG...
Page 63 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 14.Remove all the connectors from PWBs. 15.Remove the 8 lock screws , and the 2 lock screws . Detach the Main Shield and AV Shield. Wire "LV" to WH Open Side MAIN SHIELD Wire "LW" AV SHIELD Pull out Wire "LW"...
Page 64 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 16.Remove all the connectors from PWBs. Pull same time B to B connection 17.Remove the 2 lock screws , and the 1 lock screw . Detach the Terminal Angle Bottom. TML ANG BTM SCART ANGLE #SCART Angle Stepping on terminal 2 –...
Page 65 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 18.Remove all the connectors from PWBs. LCD Controler side Wire "RA","US","KM" to WH Main PWB side Wire "VD","SP" to WH Wire "HM" to WH Wire "LW" Wire "RA","US","KM","VD" to WH #Shape Wire "US" like this Wire "US"...
Page 66 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "LA1" Wire "LA2","FR" to WH Wire "LA2" Wire "LA2","LB" to WH Wire "LB","FR" to WH Wire "LB","FR" to WH Wire "LB" Wire "FR" 2 – 49...
Page 67: Removing Of Major Parts (Lc-52X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [5] REMOVING OF MAJOR PARTS (LC-52X20E/S/RU) 1. Remove the 1 lock screw , 2 lock screws , 7 lock screws and the 7 lock screws . Detach the Rear Cabinet. Rear Cabinet 2 – 50...
Page 68 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Remove all the connectors from PWBs. Wire "SP" Wire "SP" to WH Wire "SP" Wire "SP" to WH Wire "SP" to PIN 3. Remove the 2 lock screws . and detach the Speaker L/R. Speaker L Speaker R 2 –...
Page 69 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Remove all the connectors from PWBs. R/C, LED PWB (with wire) #Set PWB to gide lib surely Wire "RA" Wire "RA" Wire "RA" to WH from OBON Next,Push PWB hooked R/C, LED PWB Front side Set R/C, LED PWB Under LIB R/C, LED PWB Back side R/C, LED PWB...
Page 70 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Remove the 8 lock screws , and the 6 lock hooks . Detach the LCD Panel Module. LCD PANEL MODULE LCD PANEL MODULE FRONT CABINET 2 – 53...
Page 71 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 7. Remove the 1 lock screw . and detach the Bottom Cover. Bottom Cover FRONT CABINET 8. Remove the 4 lock screws . and detach the CTL SHIELD. CTL Shield 2 – 54...
Page 72 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 9. Remove all the connectors from PWBs. Wire "LC" to WH Wire "LC" Wire "LA1" Wire "LA1","LC" to WH Wire "LA1" Wire "SP" to WH Wire "SP-L" Wire "LB" Wire "LA2","LB","LC" to WH for Wire "LB","LA2","LC" Wire "LA2"...
Page 73 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "FR" Wire "PL" Wire "LW" #Please arrange wire"LW" below than wire"PL". Wire "LW" to WH #Please arrange wire"LW" below than wire"PL",wire"LC" and wire"FR". Wire "LC" Wire "PL" to WH Wire "FR" Wire "LW" Wire "PL" Wire "PL", "LC"...
Page 74 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 10.Remove all the connectors from PWBs. 11.Remove the 1 lock screw 12.Remove the 1 lock screw , and the 12 lock screws . Detach the Chassis Tray and MINI AV Sub Ass’y. Silicone Bond CHASSIS TRAY MINI-AV SUB ASSY 2 –...
Page 75 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 13.Remove the 14 lock screws . and detach the Panel Support Angle. LCD PANEL MODULE PNL SUPPORT ANG 2 – 58...
Page 76 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 14.Remove the 6 lock hooks . and detach the KEY Unit. 15.Remove the 2 lock screws , and the 2 lock screws . Detach the MINI AV Unit. KEY PWB Slant View Top View #Set PWB under LIB M-AV KEY COV MINI AV PWB MINI AV ANG...
Page 77 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 16.Remove the 8 lock screws , and the 2 lock screws . Detach the Main Shield and AV Shield. Wire "LW" Wire "LW" to WH MAIN SHIELD Wire "LW" AV SHIELD Pull out Wire "LW" form Opening 2 –...
Page 78 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 17.Remove all the connectors from PWBs. Pull same time B to B connection 18.Remove the 2 lock screws , and the 1 lock screw . Detach the Terminal Angle Bottom. TML ANG BTM SCART ANGLE #SCART Angle Stepping on terminal 2 –...
Page 79 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 19.Remove all the connectors from PWBs. Wire "LA2","PL" to WH Wire "LA2" Wire "LB","FR" to WH Wire "LA2","LB" to WH for Wire "FR","LB" Wire "LB","FR" to WH Wire "PL" Wire "FR" Wire "LB" Wire "LW" Lock it in this range.
Page 80 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Wire "US" Wire "HM" Wire "KM" for Wire "US","RA" #Don't make mistake Wire "VD" and "RA" Wire "RA" Main PWB side Wire "RA" Wire "RA" Wire "VD" PWB side Wire "VD" Wire "LA1" 2 – 63...
Page 81: Adjustment Procedure
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU CHAPTER 3. LC42XL2E ADJUSTMENT PROCEDURE Service Manual [1] ADJUSTMENT PROCEDURE 1. Adjustment method after PWB and/or IC replacement due to repair The unit is set to the optimum at the time of shipment from the factory. If any value should become improper or any adjustment is necessary due to the part replacement, make an adjustment according to the following procedure.
Page 82 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Entering and exiting the adjustment process mode 1. Press the “POWER” key on the set of running TV set to force off the power. 2. While holding down the “VOL (-)” and “INPUT” keys on the set at once, plug in the AC power cord to turn on the power. The letter “K”...
Page 83: Adjustment Process Mode Menu
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 5. Adjustment process mode menu The character string in brackets [ ] will appear as a page title in the adjustment process menu header. Page Line Item Description Remarks (adjustment detail, etc.) 1/33 [INFO] MAIN Version Main software version BOOT Version BOOT Version.
Page 84 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Page Line Item Description Remarks (adjustment detail, etc.) 7/33 [HDTV] HDTV ADJ Enter HDTV video level adjustment HDTV Y GAIN HDTV Y GAIN adjustment value HDTV CB GAIN HDTV Cb adjustment value HDTV CR GAIN HDTV Cr adjustment value HDTV Y OFFSET HDTV Y OFFSET adjustment value...
Page 85 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Page Line Item Description Remarks (adjustment detail, etc.) 14/33 [MGXX2] MG4R W/B adjustment, gradation 4R adjustment value MG4G W/B adjustment, gradation 4G adjustment value MG4B W/B adjustment, gradation 4B adjustment value MG5R W/B adjustment, gradation 5R adjustment value MG5G W/B adjustment, gradation 5G adjustment value MG5B...
Page 86 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Page Line Item Description Remarks (adjustment detail, etc.) 21/33 [M OPC2] OPC LDUTY12 OPC LDUTY13 OPC LDUTY14 OPC LDUTY15 OPC LDUTY16 OPC LDUTY17 OPC LDUTY18 OPC LDUTY19 OPC LDUTY20 OPC LDUTY21 OPC LDUTY22 22/33 [M OPC3] OPC LDUTY23 OPC LDUTY24 OPC LDUTY25...
Page 87 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Page Line Item Description Remarks (adjustment detail, etc.) 26/33 [M V6THE] V6 OS THERMO 1 V6 OS THERMO 2 V6 OS THERMO 3 V6 OS THERMO 4 V6 OS THERMO 5 V6 OS THERMO 6 V6 OS THERMO 7 27/33 [M V5THE]...
Page 88 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Special features 1. NORMAL STANDBY CAUSE (Page 1/33) Display of a cause (code) of the last standby. The cause of the last standby is recorded in EEPROM whenever possible. Checking this code will be useful in finding a problem when you repair the troubled set. 2.
Page 89 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 8. Public Mode (Hotel Mode) 1. Starting the Public Mode • There are two following ways to display the PUBLIC Mode setting screen. 1) On the process adjustment mode screen (2/33), set the “HOTEL MODE” Flag to ON. Turn off the power, and turn it on again, pressing the keys of the main unit at the same time.
Page 90 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. Basic operation in the Public Mode or Cursor ←/→ Change or execution of the set value. Volume Movement to the selected item. or Cursor ↑/↓ Channel Decision (ok) Execution (Used by the items “Execution” and “RESET”.) PUBLIC Mode R/C Ordinary operation mode: It enters the PUBLIC Mode.
Page 91 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 6. Setting items (* Item names and selective items are expressed in English.) 1) Power ON Fixed (POWER ON FIXED) Selection “VARIABLE” or “FIXED” is selectable. (Loop is provided.) Default “VARIABLE” Function • When "FIXED" is set, “Power ON/Standby Key” of the main unit and R/C is disabled. Keys disabled when not •...
Page 92 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 5) R/C Operation [RC BUTTON] Selection “RESP0ND” or “NO RESPOND” is selectable. (Loop is provided.) Default RESP0ND Function R/C key operation is set. When set to “NO RESPOND”, the R/C keys are disabled in the ordinary mode. The power key (Power ON/Standby Key) is also disabled.
Page 93: Video Signal Adjustment Procedure
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 10)Mode Fixed [INPUT MODE FIXED] Selection “VARIABLE” or “FIXED” is selectable. (Loop is provided.) Default VARIABLE Function When set to “FIXED”, it is disable to switch to other channel or input after start in the set value of “Start Mode (INPUT MODE START)”.
Page 94 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 4. SECAM adjustment Adjustment point Adjustment Conditions Adjustment procedure Setting [Signal] • Feed the SECAM full field colour bar signal (75% colour saturation) to EXT1 SECAM SCART IN. Full Field Colour Bar signal [Terminal] EXT1 SCART IN Black 100% white Auto adjustment...
Page 95: White Balance Adjustment
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 7. DVI-I adjustment (ANALOG D-sub15PIN) Adjustment point Adjustment Conditions Adjustment procedure Setting [Signal] • Feed the XGA 60Hz 100% full field colour bar signal (100% colour satura- XGA 60Hz tion) to EXT7 PC IN. 100% Full Field Colour Bar sig- [Terminal] EXT7 PC IN Black...
Page 96 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 5) Repeat step 4) for points 4, 3, 2, and 1. [Adjustment reference standard value] Adjustment spec ± 0.002 Inspection spec ± 0.004 (point 1 and 2) Adjustment spec ± 0.001 Inspection spec ± 0.002 (Excluding the above-mentioned) * Adjusting procedure by use of [RS-232C] 1.
Page 97: Upgrading The Software
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 11. Confirmation item 1. Magi-Link Inspection The thing that the Magi-Link circuit operates is confirmed. 2. HDMI-CEC Inspection The thing that the HDMI-CEC circuit operates is confirmed. 12. Initialization to factory settings CAUTION: When the factory settings have been made, all user setting data, including the channel settings, are initialized. (The adjustments done in the adjustment process mode are not initialized.) Keep this in mind when initializing these settings.
Page 98 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 5. If any of the procedures fails, the following upgrade failure screen shows up. For the failing procedure, the “NG” marking turns red. NOTE: In such case, try to upgrade the software again. If it still fails, the hardware may be in trouble. <SYSTEM UPGRADE>...
Page 99: Chapter 4. Troubleshooting Table Troubleshooting Table
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU CHAPTER 4. LC42XL2E TROUBLESHOOTING TABLE Service Manual [1] TROUBLESHOOTING TABLE Power unit operation check. Are the power cord and harness in the unit properly connected? Connect the power cord and harness properly, and turn on the power.
Page 100 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU The sound is not emitted from the speaker though the picture has come out. No sound output in all modes? TEREMINAL UNIT: Is the audio signal output of pins (38) (L-ch) and (39) (R-ch) of Check IC1404 and its peripheral circuits.
Page 101 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU No sound (during the reception of TV (DIGITAL) broadcasting) Does not the sound go out though the picture has come out when DTV is received? MAIN UNIT: Is DTV_SPDIF audio signal output from pin (T2) of IC8101 (CPU/ Check the line between IC8101 and SC1101, and their peripheral DECODER) to pin (42) of connector SC1101? circuits.
Page 102 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU No sound from external input devices (2) Does not the sound of the audio signal input to EXT3 go out? MINI AV_UNIT: Is audio signal output from pin (5/IN3-L), (4/IN3-R) of input termi- Check connection of between from J901 to P901 and the exter- nal J901 to pin (3), (1) of connector P901? nal input device.
Page 103 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU No sound from external input devices (4) Does not the sound of the audio signal input to EXT6 (Analog) go Does not the sound of the audio signal input to EXT7 go out? out? Whether “Analog” has selected it in the Audio setup of the HDMI option is checked.
Page 104 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU The audio signal is not output (1) The audio signal of UHF/VHF and DTV is not output from EXT1 (SCART). TEREMINAL UNIT: Is audio signal sent to pins (3/L-ch) and (1/R-ch) of SCART1 Check the connection to SCART1 and external devices. (SC502)? Is S-MUTE-LINE [MAIN_UNIT pin (93) of IC9101 (CPLD)] at H? Check the peripheral circuits of IC9101 and S-MUTE_LINE.
Page 105 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU The audio signal is not output (3) The audio signal of MONITOR is not output from EXT2 (SCART). TEREMINAL UNIT: Is audio signal sent to pins (3/L-ch) and (1/R-ch) of SCART2 Check the connection to SCART2 and external devices. (SC503)? Is S2-MUTE-LINE [MAIN_UNIT pin (91) of IC9101 (CPLD)] at H? Check the peripheral circuits of IC9101 and S2-MUTE_LINE.
Page 106 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU The audio signal is not output (5) No audio signal output from DIGITAL_AUDIO_OUTPUT terminal. TEREMINAL UNIT: Is audio signal output to pin (1) of digital sound output terminal Check D501 or peripheral circuits. D501? (B3.3V_LINE, etc.) Do pin (92) of SPDIF_MUTE_LINE [MAIN_UNIT IC9101 Check IC9101, IC2002, its circumference circuit and (CPLD)], pin (55) of MUTE-A_ALL_LINE [MAIN_UNIT IC2002...
Page 107 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU No picture on the display (1) The picture doesn't appear in all modes. MAIN UNIT: Is LVDS signal output from 1st_channel and 2nd_channel of IC3301(VIDEO PROCESSER) in each mode? TA1_P/M (A14/B14), TB1_P/M (A15/B15), TC1_P/M (A16/B16), TD1_P/M (A18/B18), TE1_P/M (A19/B19), TCLK1_P/M (A17/B17), TA2_P/M (A20/B20), TB2_P/M (C20/D19), TC2_P/M (D20/E19), TD2_P/M (F20/G19), TE2_P/M (G20/H19), TCLK2_P/M (E20/F19) Check IC3301 and its peripheral control circuits.
Page 108 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU No picture on the display (3) Does not the picture come out when DTV is received? TERMINAL UNIT: Is the voltage of regulation for a TUNER circuit and the power Each power supply circuit is checked. supply terminal of IC7507 (COFDM) supplied? (Refer to the circuit diagram) Is IF signal output from pin (20), (21) of TUNER (TU7501) to pin...
Page 109 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <External input EXT1,EXT2> No picture on the display (4) Does not the picture of the CVBS signal input to EXT1 go out? Does not the picture of the CVBS signal input to EXT2 go out? TERMINAL UNIT: <EXT1>...
Page 110 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <External input EXT1,EXT2> No picture on the display (5) Does not the picture of the R/G/B video signal input to EXT1 go out? Does not the picture of the R/G/B video signal input to EXT2 go out? TERMINAL UNIT: <EXT1>...
Page 111 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <External input EXT1,EXT2> No picture on the display (6) Does not the picture of the Y/C video signal input to EXT1 go out? Does not the picture of the Y/C video signal input to EXT2 go out? TERMINAL UNIT: <EXT1>...
Page 112 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <When EXT3 is used for external input> No picture on the display (7) Does not the picture of the composite video signal input to EXT3 go out? MAIN UNIT: Is CVBS signal output from pin (6) in input terminal J901 to pin Check the line between J901 and P901.
Page 113 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <When EXT3 is used for external input> No picture on the display (8) Does not the picture of the Y/C video signal input to EXT3 go out? MINI AV_UNIT: Is Y/S signal input into pin (13), (11) of connector P901 from pin Check the line between J901 and P901.
Page 114 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <When EXT4 is used for external input> No picture on the display (9) Does not the picture of the HDMI signal input to EXT4 go out? MINI AV_UNIT: Is the HOT_PLUG detection function of pin (19) of a HDMI termi- Check the between pin (25) of IC803 (HDMI_BUFFER) and pin nal (SC801) normal? (19) of SC801.
Page 115 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <When EXT5/6 is used for external input> No picture on the display (10) Does not the picture of the HDMI signal input to EXT5/6 go out? MAIN UNIT: EXT5 EXT5 Is the HDMI detection function output from pin (19) of the HDMI Check between SC1501and IC1507(HDMI_SW)of pin(16).
Page 116 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <When EXT7 is used for external input> No picture on the display (11) Does not the picture of the DVI(ANALOG) video signal input to EXT7(15pin-D-SUB terminal) go out? MAIN_UNIT: Are the video signal and the synchronized signal input from pin Check the connection and setup between SC1504 and its cir- (1, 2, 3)/(R, G, B), (13 and 14)/(V, H) of input terminal D-SUB cumference circuit as well as the external HDMI devices.
Page 117 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <During external connection> No picture on the monitor (1) No picture appears on EXT1 - connected monitor during the tuner (U/V) reception. Checklist: 1) Is the Signal Type (item) in MENU-Option-Input Select equal to Signal Type of an external device? ⋅ ⋅ ⋅ Set it to “CVBS”, “Y/C” or “RGB”. 2) Is ANT-CABLE disconnected or connected improperly? ⋅...
Page 118 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <During external connection> No picture on the monitor (2) No picture appears on EXT1 - connected monitor during the tuner (DTV) reception. Checklist: 1) Is the Signal Type (item) in MENU-Option-Input Select equal to Signal Type of an external device? ⋅ ⋅ ⋅ Set it to “CVBS”, “Y/C” or “RGB”. 2) Is ANT-CABLE disconnected or connected improperly? ⋅...
Page 119 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <During external connection> No picture on the monitor (3) SCART2: No picture from EXT1 appears on EXT2-connected monitor. NOTE: Normally, if the screen during display is sent to EXT2, no picture is sent to EXT2. Checklist: 1) Is the Signal Type (item) in MENU-Option-Input Select equal to Signal Type of an external device? ⋅...
Page 120 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU <During external connection> No picture on the monitor (4) SCART2: No picture from EXT3 appears on EXT2- connected monitor. Checklist: 1) Is the Signal Type (item) in MENU-Option-Input Select equal to Signal Type of an external device? ⋅ ⋅ ⋅ Set it to “CVBS”, “Y/C” or “RGB”. 2) The picture is sent to the monitor in a CVBS signal if the source during display is TV, CVBS or Y/C of EXT1-3.
Page 121: Chapter 5. Major Ic Informations
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU CHAPTER 5. LC42XL2E MAJOR IC INFORMATIONS Service Manual [1] MAJOR IC INFORMATIONS 1. MAJOR IC INFORMATIONS 1.1. IC7504 (VHiTDA9886+-1Y) The TDA9886 is an alignment-free multistandard (PAL, SECAM and NTSC) vision and sound IF signal PLL demodulator for positive and negative modulation, including sound AM and FM processing.
Page 122 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1.11. IC1507 (VHiSii9185+-1Q) Sil9185 is a 3-input/1-output switch compatible with HDMI1.3. • Built in Consumer Electronics Control (CEC) support • Individual control of Hot Plug Detect (HPD) for each port • 5V detect to help speed soft mute of audio during plug-in, plug-out conditions •...
Page 123 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1.16. IC8702 (RH-iXC150WJQZY) The ICS275 field programmable VCXO clock synthesizer generates up to four high-quality, high-frequency clock outputs including multiple reference clocks from a low-frequency crystal input. Using ICS’ VersaClockTM software to configure PLLs and outputs, the ICS275 contains a One-Time Pro- grammable (OTP) ROM for field programmability.
Page 124 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 1.22. IC7905 (9NK2510293234) TNY264PN Enhanced, Energy Efficient, Low Power Off-line Switcher. It supplies a power supply voltage of BU5V. • Fully integrated auto restart for short circuit and open loop fault protection saves external component costs •...
Page 125 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2. Detailed ICs Information 2.1. IC402 (VHiBD9305AF-1Y) 2.1.1 Pin Connections and short description Pin No. Pin Name Pin Function — Timing resistor external terminal — Timing capacitor external terminal Control input terminal Gate drive output terminal —...
Page 126 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function DCOUT DC output for S-terminal. VOUT3 Monitor output (composit signal) COUT3/VOUT6 Monitor output (Chroma or composite signal) YOUT3/ VOUT5 Monitor output (Luminance or composite signal) PROUT2 Colour difference PR-signal output. PROUT1 PBOUT2/ COUT2 Colour difference PB-signal or chroma signal output.
Page 127 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function DSDA DDC I2C Data for respective port. DSCL DDC I2C Clock. RPWR 5V Port detection input. Connect to 5V signal from HDMI input connector. Hot Plug Detect Output. Connect to HOTPLUG of HDMI input connector. HPDIN Hot Plug Detect Input.
Page 128 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function 14, 15, 16, 17, AGND — Analog GND. 18, 19, 20, 21, 43, 44, 45, 46, 47, 55, 56 5, 26, 36 AVCC18 — Analog VCC. Connect to 1.8V supply. 22, 48 DVCC18 —...
Page 129 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function 15, 16, 17 OUTPR Digital amplifier output terminal (Rch+) 18, 19 PVSSR — Ground terminal for digital amplifier output (Rch) 20, 21, 22 OUTMR Digital amplifier output terminal (Rch-) 23, 24 PVDDMR —...
Page 130 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.6. IC1403 (VHiTAS3108D-1Y) 2.6.1 Block Diagram 2.6.2 Pin Connections and short description Pin No. Pin Name Pin Function AVDD — Analog power-supply input (3.3V) AVSS — Analog ground Pull-down Chip select 9, 30 DVDD — Digital power-supply input (3.3V) 10, 29 DVSS...
Page 131 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function SCLKOUT1 Bit clock #1 out. Used to receive input serial data. SCLKOUT2 Bit clock #2 out. Used to clock output serial data. SDA1 I2C port #1 data (always a slave) SDA2 I2C port #2 data (always a slave) SDIN1...
Page 132 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.7.2 Pin Connections and short description Pin No. Pin Name Pin Function PVDD — PLL Power supply, 4.5V~5.5V. Receiver Channel 0 (Internal biased pin. Internally biased at PVDD/2). Control Mode Select. “L”: 4-wire Serial, “H”: I2C Bus Receiver Channel 1.
Page 133 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function LIN4 Lch Input 4 RIN4 Rch Input 4 LIN5 Lch Input 5 RIN5 Rch Input 5 LIN6 Lch Input 6 RIN6 Rch Input 6 PVSS — PLL Ground — External Resistor 2.8.
Page 134 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.8.2 Pin Connections and short description Pin No. Pin Name Pin Function System Switching Pins 30, 50, 70 DSDA0, DSDA1, DSDA2 DDC I2C Data for respective port. 31, 51, 71 DSCL0, DSCL1, DSCL2 DDC I2C Clock for respective port. 32, 52, 72 RPWR0, RPWR1, RPWR2 5V Port detection input for respective port.
Page 135 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function R2X0+ TMDS input Port 2 data pairs. R2X0- R2X1+ R2X1- R2X2+ R2X2- R2C+ TMDS input Port 2 clock pair. R2C- TX0+ TMDS output data pairs. TX0- TX1+ TX1- TX2+ TX2- TXC+ TMDS output clock pair.
Page 136 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function LED_SLEEP SLEEP_LED AV_LINK_O AV_LINK output ANT_POW Antenna power control EXE_LED Microprocessor operation check LED I2C_GATE I2C bus SW N_SYSRST_IN SYSTEM RESET switch detection RS_ON RS232C power control Backlight control. ERR_PNL Lamp error detection (L: error) AV_LINK_I...
Page 137 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.10. IC3301 (RH-iXC010WJQZQ) 2.10.1 Pin Connections and short description Pin No. Pin Name Pin Function Ball Assignments for CPU Host Interface. K20, K19, K18, K17, L20, A_D[7:0] Multiplexed address and data bus powered by VDDH/VSS. L19, L18, L17 M17, M18, M119, M20, ADDR[7:0]...
Page 138 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function Ball Assignments for Frame Buffer Memory. D3, C3, C2, C1, A1, A2, MD[31:0] Memory data. A3, C5, A4, B5, A5, D6, A7, B7, C7, D7, D8, C8, B8, A8, D9, D10, C10, B10, A10, A11, B11, C11, D12, A13, B13, C13 F1, F2, F3, F4, G4, G3,...
Page 139 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function AVSSLLPLL — 1.2V Line Lock PLL GND. Miscellaneous Ball Assignments. RESET System reset forces the chip to a known state. Active High. INTN Interrupt signal (active low). PWM0 PWM I/O. (Not connected) V5SF 5V reference voltage (must be connected to 5V even in standby mode, when CPU I/O is 5V)
Page 140 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.11. IC3501-2 (RH-iXC163WJQZQ) 2.11.1 Block Diagram 2.11.2 Pin Connections and short description Pin No. Pin Name Pin Function 62, 63 CK, CK The differential system clock Input. All of the inputs are sampled on the rising edge of the clock except DQ’s and DM’s that are sampled on both edges of the DQS.
Page 141 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function 89, 94, 109, 115, 116, — Ground for the input buffers and core logic. 117, 118, 124, 126, 127, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 45, 47, 70, 72, 74, 76, 77, VDDQ...
Page 142 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.12.2 Pin Connections and short description Pin No. Pin Name Pin Function MPEG pins MOSTRT MPEG packet start MOVAL MPEG data valid 49-53, 56-58 MDO[0:4]/ MDO[5:7] MPEG data bus MOCLK MPEG clock out BKERR Block error MICLK MPEG clock in STATUS...
Page 143 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.14. IC7801 (9NK2510067610) 2.14.1 Pin Connections and short description Pin No. Pin Name Pin Function Inverting input of the error amplifier. The information on the output voltage of the PFC preregulator is fed into the pin through a resistor divider. COMP Output of the error amplifier.
Page 144 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.16. IC8101 (RH-iXC011WJQZQ) 2.16.1 Pin Connections and short description Ref No. Pin Name Pin Function DAC Interface VDDZ_DAC — Digital power for DAC (+3.3V). VSSZ_DAC — Digital ground for DAC. DAC_VS DAC vsync. DAC_HS DAC hsync. DAC_CLK DAC clock DAC_DE...
Page 145 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function TD1P LVDS Positive Output. (Not used) TD1M LVDS Negative Output. (Not used) TCLK1P LVDS Positive clock Output. (Not used) TCLK1M LVDS Negative clock Output. (Not used) TC1P LVDS Positive Output. (Not used) TC1M LVDS Negative Output.
Page 146 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function AD23_FRA7 Flash address 7/PCI AD bus bit 23. AD16_FRA0 Flash address 0/PCI AD bus bit 16/POD host interface Card I/O output enable. IRDY_PCAS PCI bus IRDY# signal/M68K CPU interface address strobe signal. CBE2#_FRA18 Flash address 18/PCI CBE#[2].
Page 147 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function POD_CE1 Card enable. POD_CTX POD OOB TX Gapped Symbol clock. POD_DRX POD OOB RX data. POD_CD1 Card Detect. POD_IREQ Ready/IRQ POD_CRX POD OOB RX Gapped clock. POD_RESET POD Card reset signal. POD_QTX POD OOB TX Q Channel.
Page 148 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function AM21 VDB_G4 Video input/output; Green channel bit 4; IDE: IDE data bus bit 4. EJTAG: TPC[0], output as EJTAG PC Trace bus, bit 0. POD2: POD_CD2B#, the second POD interface card detect. AN21 VDB_G5 Video input/output;...
Page 149 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function AK25 VDB_R0 Video input/output; Red channel bit 0; IDE: IDE address bus bit 2. EJTAG: PCST[8], output as EJTAG PC Trace bus, bit 8. POD2: POD2_TS1_D1, the second POD_TS1 data[1]. AL25 VDB_R1 Video input/output;...
Page 150 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function J3, J2, J1, H1, H2, H3, H4, TS1_D[7:0] Transport Stream 1, data bus. TS1_DEN Transport Stream 1, data enable. TS1_SYNC Transport Stream 1, sync signal. TS1_CLK Transport Stream 1, clock. Memory Interface AM30 DRVIMP...
Page 151 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function MAA2 Memory Address line of Port A or SCAN data output. MAA3 Memory Address line of Port A or SCAN data output. MAA4 Memory Address line of Port A or SCAN data output. MAA5 Memory Address line of Port A or SCAN data output.
Page 152 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function I2S Interface SCKIN I2S: SCK of I2S input port. (Not used) AC Link: SDATA_OUT POD2: POD_DRXB, the second POD OOB RX data. WSI2S I2S: WS of I2S input port. (Not used) AC Link: ACLINK_RSTN POD2: POD_CRXB, the second POD OOB RX gapped clock.
Page 153 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function GP14 Program IO. PWM: Pulse-Width Modulation. POD: VS1, the second POD interface voltage sense. GP13 Program IO. PWM: Pulse-Width Modulation. POD: VPP_EN#, the second POD interface slot VPP enable. GP12 Program IO.
Page 154 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Ref No. Pin Name Pin Function — — IO ground related to VDDF./Core ground related to VDDC. A31, A34, AA6, AA14, AA15, AA16, AA17, AA18, AA19, AA20, AA21, AB6, AB15, AB16, AB17, AB18, AB19, AB20, AB31, AB34, AC6, AC29, AC32, AD31, AF29, AF32, AG31, AG34, AH32, AJ13, AJ14, AJ15, AJ21, AJ23, AJ24, AJ25, AJ26, AJ31, AJ34, AK32, AL31, AN16, AN23, AN29, AN32, AP31, AP34, B32, D31, E29, E32, F10, F11, F12, F13, F14, F15, F20, F21, F22, F31, F34, G32, H31, H34, J29, J32,...
Page 155 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function 33, 35, 37, VSSQ — DQ Ground. 39, 54, 56, 58, 60, 82 DLL Power Supply: 1.8V ± 0.1V. VDDL — VSSL — DLL Ground. Power Supply: 1.8V ± 0.1V. 5, 12, 18, 20 —...
Page 156 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.18.2 Pin Connections and short description Pin No. Pin Name Pin Function 23 Address inputs DQ15/A-1 DQ15 (Data input/output, word mode), A-1(LSB Address input, byte mode) DQ14 15 Data inputs/outputs DQ13 DQ12 DQ11 DQ10 Chip Enable input Output Enable input Write Enable input WP#/ACC...
Page 157 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.19. IC8702 (RH-iXC0150WJQZY) 2.19.1 Block Diagram 2.19.2 Pin Connections and short description Pin No. Pin Name Pin Function Voltage input to VCXO. Zero to 3.3V signal which controls the VCXO frequency. Select pin 0. Internal pull-up resistor. Select pin 1.
Page 158 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.20. IC9101 (RH-iXC121WJN8Q) 2.20.1 Pin Connections and short description Pin No. Pin Name Pin Function D3.3V — Power supply(+3.3V) HiDTV CS0 ⋅⋅⋅ Flash N_CPLD_CS0 XERE HiDTV PCI_BUS OE# ROM_CE BOOT ROM CE input HiDTV CS1 ⋅⋅⋅ CPLD N_CPLD_CS1 XEWE HiDTV PCI_BUS WE#...
Page 159 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function GND_B — Ground CPLD_TDI PNL_WP VCOM Write Protect control signal CPLD_TMS FE_RST CE6353 reset CPLD_TCK FEPG0_COMP Sleep signal FEPG1_LOCK Signal LOCK detection FERR_UNCOR Error flag N_TS1_DEMORST TS1 demodulator reset GND_B —...
Page 160 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU Pin No. Pin Name Pin Function HDMI_PLG_EN HDMI output control D3.3V — Power supply(+3.3V) MUTE_HDMI HDMI_MUTE initial value Low HPLUGOUT_A HDMI Plug Out detection HDMIKEY_WP EDIT_Write Protect N_CPLD2_RST CPLD2 reset PNL_POW Panel power control HDMI_SW_INT HDMI SW IC interrupt request HDELAY_DOUT HDMI Data Delay Serial_Data_OUTPUT...
Page 161 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.21.2 Pin Connections and short description Pin No. Pin Name Pin Function BOOST Gate drive voltage for the high side N-channel MOSFET. The BOOST voltage is 9 V greater than the input voltage. A 0.1-µF ceramic capacitor should be connected from this pin to the drain of the lower MOSFET. 5-V reference.
Page 162 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU 2.22. IC9602 (VHiMP2367DN-1Y) 2.22.1 Block Diagram 2.22.2 Pin Connections and short description Pin No. Pin Name Pin Function High-Side Gate Drive Boost Input. BS supplies the drive for the high-side N-Channel MOSFET switch. Connect a 0.01µF or greater capacitor from SW to BS to power the high side switch. Power Input.
Page 163: Chapter 6. Block Diagram/Wiring Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU LC42XL2E CHAPTER 6. BLOCK DIAGRAM/WIRING DIAGRAM Service Manual [1] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM 6 – 1...
Page 164: Terminal Block Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [2] TERMINAL BLOCK DIAGRAM TERMINAL BLOCK DIAGRAM 6 – 2...
Page 165: Main Block Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [3] MAIN BLOCK DIAGRAM MAIN BLOCK DIAGRAM 6 – 3...
Page 166: Power Block Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [4] POWER BLOCK DIAGRAM POWER BLOCK DIAGRAM 6 – 4...
Page 167: Wiring Diagram (Lc-42Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [5] WIRING DIAGRAM (LC-42XL2E/S/RU) WIRING DIAGRAM (LC-42XL2E/S/RU) 6 – 5...
Page 168: Wiring Diagram (Lc-46Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [6] WIRING DIAGRAM (LC-46XL2E/S/RU) WIRING DIAGRAM (LC-46XL2E/S/RU) 6 – 6...
Page 169: Wiring Diagram (Lc-46X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [7] WIRING DIAGRAM (LC-46X20E/S/RU) WIRING DIAGRAM (LC-46X20E) 6 – 7...
Page 170: Wiring Diagram (Lc-52Xl2E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [8] WIRING DIAGRAM (LC-52XL2E/S/RU) WIRING DIAGRAM (LC-52XL2E/S/RU) 6 – 8...
Page 171: Wiring Diagram (Lc-52X20E/S/Ru)
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [9] WIRING DIAGRAM (LC-52X20E/S/RU) WIRING DIAGRAM (LC-52X20E) 6 – 9...
Page 172: Chapter 7. Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU LC42XL2E CHAPTER 7. PRINTED WIRING BOARD Service Manual [1] MAIN UNIT PRINTED WIRING BOARD MAIN Unit (Side-A) 7 – 1...
Page 173 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU R2435 SC1502 SC1501 C2404 C2410 R2405 D2404 IC2403 C2405 R1505 C1506 R1501 R1537 D1502 D2403 FB2402 D1518 R1518 R1523 C1503 C1509 C2406 C2407 C2408 D2401 C1513 D2402 D1526 D1527 C1521 D1528 R1541 LUG1104 LUG1101 C1540 FB8102 R1540 R1594...
Page 174 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit (Side-B) 7 – 3...
Page 175 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit (Chip Parts Side-B) 7 – 4...
Page 176: Terminal Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [2] TERMINAL UNIT PRINTED WIRING BOARD R402 C402 C405 LUG502 LUG503 C430 R408 R409 R426 C429 R1333 C592 P401 IC402 R423 C1451 C1439 C1465 C406 LUG506 C1320 R1402 R1417 C1469 C1402 C1440 C1464 IC1406 R1405 C1427 C403 C414...
Page 177 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit (Side-B) 7 – 6...
Page 178: R/C, Led Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [3] R/C, LED UNIT PRINTED WIRING BOARD [4] KEY UNIT PRINTED WIRING BOARD R/C, LED Unit (Side A) R/C, LED Unit (Chip Parts Side-A) KEY Unit (Side A) KEY Unit (Chip Parts Side-A) S155 R153 D152 S154 D101...
Page 179: Mini Av Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [5] MINI AV UNIT PRINTED WIRING BOARD R801 R834 Q802 D801 R908 R907 VA801 VA802 C832 R820 R906 C803 R802 C903 C827 D903 D905 D904 R821 R831 IC802 R830 R912 R911 R838 D806 Q805 R805 C805 LUG901 R818...
Page 180 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MINI AV Unit (Side-B) 7 – 9...
Page 181: Illumination Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [6] ILLUMINATION UNIT PRINTED WIRING BOARD R954 R952 R951 R953 ILLUMINATION Unit (Chip Parts Side-A) ILLUMINATION Unit (Side-A) ILLUMINATION Unit (Side-B) 7 – 10...
Page 182: Power Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [7] POWER UNIT PRINTED WIRING BOARD POWER Unit (Side-A) 7 – 11...
Page 183 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU POWER Unit (Side-B) 7 – 12...
Page 184: Ac Inlet Unit Printed Wiring Board
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [8] AC INLET UNIT PRINTED WIRING BOARD AC INLET Unit (Side-A) AC INLET Unit (Side-B) 7 – 13...
Page 185: Chapter 8. Schematic Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU LC42XL2E CHAPTER 8. SCHEMATIC DIAGRAM Service Manual [1] DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: 1. The voltages at test points are measured on exclusive AC adaptor and the stable supply voltage of AC 230V. Signals are fed by a colour bar signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
Page 186: Schematic Diagram
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [2] SCHEMATIC DIAGRAM MAIN Unit-1 8 – 2...
Page 187 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-2 8 – 3...
Page 188 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-3 8 – 4...
Page 189 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-4 (LC-42/46/52XL2E/S/RU) 8 – 5...
Page 190 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-5 8 – 6...
Page 191 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-6 8 – 7...
Page 192 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-7 8 – 8...
Page 193 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-8 8 – 9...
Page 194 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-9 8 – 10...
Page 195 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-10 8 – 11...
Page 196 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-11 8 – 12...
Page 197 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-12 8 – 13...
Page 198 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-13 8 – 14...
Page 199 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN UNit-14 8 – 15...
Page 200 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MAIN Unit-15 8 – 16...
Page 201 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit-1 AND SHADED COMPONENTS=SAFETY RELATED PARTS 8 – 17...
Page 202 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit-2 8 – 18...
Page 203 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit-3 8 – 19...
Page 204 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit-4 8 – 20...
Page 205 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU TERMINAL Unit-5 8 – 21...
Page 206 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU R/C, LED Unit 8 – 22...
Page 207 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU KEY Unit 8 – 23...
Page 208 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU MINI AV Unit 8 – 24...
Page 209 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU ILLUMINATION Unit 8 – 25...
Page 210 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU POWER Unit AND SHADED COMPONENTS=SAFETY RELATED PARTS 8 – 26...
Page 211 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU AC INLET Unit AND SHADED COMPONENTS=SAFETY RELATED PARTS 8 – 27...
Page 212 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU — M E M O — 8 – 28...
Page 213: Parts Guide
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PartsGuide PARTS GUIDE No.S87O7LC42XL2E LCD COLOUR TELEVISION LC-42XL2E/S/RU LC-46XL2E/S/RU LC-46X20E/S/RU LC-52XL2E/S/RU LC-42/46/52XL2E/S/RU LC-46/52X20E/S/RU LC-52X20E/S/RU CONTENTS PRINTED WIRING BOARD [12] CABINET PARTS ASSEMBLIES (LC-52XL2E/S/RU) LCD PANEL AND TUNER (NOTE: [13] CABINET PARTS THE PARTS HERE SHOWN ARE (LC-52X20E/S/RU) SUPPLIED AS AN ASSEMBLY BUT [14] SUPPLIED ACCESSOORIES...
Page 214 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLIES MAIN Unit (LC-42/46/52XL2E/S/RU) DUNTKE186FM01 MAIN Unit (LC-46/52X20E/S/RU) DUNTKE186FM02 TERMINAL Unit (LC-42XL2E/S/RU, 46XL2E/S/RU, 52XL2E/S/RU) DUNTKE187FM01 TERMINAL Unit (LC-46X20E/S/RU, 52X20E/S/RU) DUNTKE187FM02 R/C, LED Unit DUNTKE264FM01 DUNTKE266FM01 KEY Unit...
Page 215 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C1608 Capacitor 10 10V Ceramic RC-KZA195WJZZY C1613 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C1614 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C1615 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C1616 Capacitor 1000p 50V Ceramic...
Page 216 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C3350 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C3351 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C3352 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C3353 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C3354 Capacitor 1000p 50V Ceramic...
Page 217 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C4406 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C4408 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C4410 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C4411 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C4417 Capacitor 0.1 25V Ceramic...
Page 218 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C8180 Capacitor 2700p 50V Ceramic VCKYCZ1HB272KY C8181 Capacitor 2700p 50V Ceramic VCKYCZ1HB272KY C8182 Capacitor 2700p 50V Ceramic VCKYCZ1HB272KY C8183 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C8184 Capacitor 10 10V Ceramic...
Page 219 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C8348 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8349 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8350 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8351 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8352 Capacitor 0.1 16V Ceramic...
Page 220 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) C9613 Capacitor 6800p 25V Ceramic VCKYCZ1EB682KY C9614 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C9615 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C9616 Capacitor 4700p 50V Ceramic VCKYCZ1HB472KY C9617 Capacitor 10 25V Ceramic...
Page 221 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) D9606 Zener Diode UDZSNPTE-176.2B RH-EX1395CEZZY D9607 Diode 1SS355TE-17 VHD1SS355//-1Y D9608 Diode 1SS355TE-17 VHD1SS355//-1Y D9609 Zener Diode HZU2.7B1TRF-E RH-EX1227CEZZY D9610 Diode DAN217UT106 VHDDAN217U+-1Y D9611 VHD1SS355//-1Y Diode 1SS355TE-17 D9612...
Page 222 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) IC1805 IC BH33FB1WG-TR VHIBH33FB1G-1Y IC2001 IC BD5224G-TR VHIBD5224G+-1Y IC2002 IC IC MONITOR MICON RH-IXB986WJN8Q IC2004 IC BR24L08F-WE2 VHIBR24L08F-1Y IC2006 IC TC74VHC32FT(EL) VHITCVHC32T-1Y IC2008 VHI7WH126FU-1Y IC TC7WH126FU(TE12L,F) IC2009...
Page 223 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) LUG1104 QLUGHA006WJZZY LUG1105 QLUGHA006WJZZY P1101 Plug 14Pin(US) QPLGNA348WJZZY P1102 Plug 3PiN(U2) QPLGNA337WJZZY P1103 Plug 8Pin(FE) QPLGNA342WJZZY P2002 QPLGNA338WJZZY Plug 4Pin(KM) P2003 Plug 15Pin(RA) QPLGNA349WJZZY P2401 Plug 20Pin...
Page 224 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R1515 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R1516 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R1517 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R1519 Resistor 27k 1/16W Metal Oxide VRS-CZ1JF273JY R1520 Resistor 0 1/16W Metal Oxide...
Page 225 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R2051 Resistor 10 1/16W Metal Composition VRK-SA1JF100JY R2052 Resistor 100 1/16W Metal Oxide VRS-CZ1JF101JY R2053 Resistor 1k 1/16W Metal Oxide VRS-CZ1JF102JY R2054 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R2055 Resistor 10k 1/16W Metal Oxide...
Page 226 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R3319 Resistor 33 1/16W Metal Oxide VRS-CZ1JF330JY R3320 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R3321 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R3322 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R3323 Resistor 33 1/16W Metal Oxide...
Page 227 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R4419 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R4420 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R4421 Resistor 47 1/16W Metal Oxide VRS-CH1JF470JY R4422 Resistor 47 1/16W Metal Oxide VRS-CH1JF470JY R4423 Resistor 10k 1/16W Metal Oxide...
Page 228 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R8333 Resistor 10 1/16W Metal Oxide VRS-CZ1JF100JY R8703 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R8710 Resistor 120 1/16W Metal Oxide VRS-CZ1JF121JY R8712 Resistor 6.8k 1/16W Metal Oxide VRS-CZ1JF682JY R8713 Resistor 10k 1/16W Metal Oxide...
Page 229 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE186FM01/FM02 (MAIN Unit) R9608 Resistor 100 1/16W Metal Oxide VRS-CZ1JF101JY R9609 Resistor 4.7k 1/16W Metal Oxide VRS-CZ1JF472JY R9610 Resistor 100 1/16W Metal Oxide VRS-CZ1JF101FY R9612 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R9613 Resistor 10k 1/16W Metal Oxide...
Page 230 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) C401 Capacitor 1 16V Ceramic VCKYTV1CB105KY C402 Capacitor 33p 50V Ceramic VCCCCY1HH330JY C403 Capacitor 0.1 25V Ceramic VCKYCY1EF104ZY C405 Capacitor 0.01 50V Ceramic VCKYCY1HB103KY C406 Capacitor 0.01 50V Ceramic...
Page 231 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) C584 Capacitor 1 16V Ceramic VCKYTV1CB105KY C585 Capacitor 56p 50V Ceramic VCCCCY1HH560JY C586 Capacitor 1000p 50V Ceramic VCKYCY1HB102KY C587 Capacitor 220 6.3V Electrolytic VCEASX0JN227MY C588 Capacitor 1 16V Ceramic...
Page 232 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) C1443 Capacitor 10 16V Ceramic RC-KZA237WJZZY C1444 Capacitor 0.1 25V Ceramic VCKYCY1EF104ZY C1445 Capacitor 0.1 25V Ceramic VCKYCY1EF104ZY C1446 Capacitor 0.1 25V Ceramic VCKYCY1EF104ZY C1447 Capacitor 10 16V Ceramic...
Page 233 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) D411 Zener Diode UDZSNPTE-176.2B RH-EX1395CEZZY D501 PHOTODIODE VHPGPFM513T-1 D502 Zener Diode MAZ8039GHL RH-EXA512WJZZY D503 Zener Diode MAZ8039GHL RH-EXA512WJZZY D504 Zener Diode MAZ8039GHL RH-EXA512WJZZY D505 RH-EXA520WJZZY Zener Diode MAZ8051GML...
Page 234 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) IC404 IC PQ200WNA1ZPH VHIPQ200WNA-1Y IC405 IC PQ033DNA1ZPH VHIPQ033DNA-1Y IC406 IC PQ1R50J0000H VHIPQ1R50//-1Y IC501 IC MM1507XNRE VHIMM1507XN-1Y IC502 IC TC7SET08FU(5L,JF,T VHIT7SET08U1EY IC503 VHIMM1506XN-1Y IC MM1506XNRE IC505 IC TC7W53FU(TE12L,F) VHITC7W53U/-1Y...
Page 235 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) R423 Resistor 1k 1/16W Metal Oxide VRS-CY1JF102JY R430 Resistor 4.3k 1/16W Metal Oxide VRS-CY1JF432FY R431 Resistor 1.8k 1/16W Metal Oxide VRS-CY1JF182FY R432 Resistor 100 1/16W Metal Oxide VRS-CY1JF101JY R438 Resistor 33k 1/16W Metal Oxide...
Page 236 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) R595 Resistor 100 1/16W Metal Oxide VRS-CY1JF101JY R596 Resistor 10k 1/16W Metal Oxide VRS-CY1JF103JY R598 Resistor 33k 1/16W Metal Oxide VRS-CY1JF333JY R599 Resistor 100 1/16W Metal Oxide VRS-CY1JF101JY R600 Resistor 10k 1/16W Metal Oxide...
Page 237 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) R1434 Resistor 4.7k 1/16W Metal Oxide VRS-CY1JF472JY R1435 Resistor 4.7k 1/16W Metal Oxide VRS-CY1JF472JY R1436 Resistor 22 1/16W Metal Oxide VRS-CY1JF220JY R1437 Resistor 47k 1/16W Metal Oxide VRS-CH1JF473JY R1438 Resistor 100 1/16W Metal Oxide...
Page 238 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE187FM01/FM02 (TERMINAL Unit) X7501 Crystal 4MHz RCRSCA178WJZZY X7502 Crystal RCRSCA181WJZZY [5] DUNTKE264FM01 (R/C, LED Unit) C102 Capacitor 2.2 16V Ceramic VCKYTV1CF225ZY C104 Capacitor 10 16V Electrolytic VCEASX1CN106MY C105 Capacitor 0.01 50V Ceramic...
Page 239 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] DUNTKE188FM01 (MINI AV Unit) C832 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C903 Capacitor 4700p 50V Ceramic VCKYCY1HB472KY C904 Capacitor 4700p 50V Ceramic VCKYCY1HB472KY D801 Diode MA152WK-(TX) VHDMA152WK/-1Y D804 Diode 1PS226,115 VHD1PS226++-1Y...
Page 240 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] DUNTKE188FM01 (MINI AV Unit) VA803 Varistor EZAEG2A50AX RH-VXA187WJQZY VA804 Varistor EZAEG2A50AX RH-VXA187WJQZY VA805 Varistor EZAEG2A50AX RH-VXA187WJQZY VA806 Varistor EZAEG2A50AX RH-VXA187WJQZY VA807 Varistor EZAEG2A50AX RH-VXA187WJQZY VA808 RH-VXA187WJQZY Varistor EZAEG2A50AX VA809 Varistor EZAEG2A50AX...
Page 241 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [9] CABINET PARTS (LC-42XL2E/S/RU)
Page 242 RANK MARK DELIVERY [9] CABINET PARTS (LC-42XL2E/S/RU) Front Cabinet Ass'y CCABAB819WJ11 Front Cabinet Not Available Front Cover Not Available Sharp Badge HBDGBA061WJSA Shine Trim Not Available Center Dec Holder Not Available Front Dec Not Available LED Decoration Not Available SP Sheet...
Page 243 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [9] CABINET PARTS (LC-42XL2E/S/RU) Sheet (12x12x2.5), x3 PSPAZB613WJKZ Sheet (30x30x1.5) PSPAZB614WJKZ Screw (for Center Ang), x14 XBBS740P08000 Screw (Mini Av,Tay,Ctl), x15 XBBS830P06000 Screw (for Heatsink), x4 XBPS730P04WS0 XJPS730P08WS0 Screw (Mini Av,Shild), x11 Side AV Cover...
Page 244 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [10] CABINET PARTS(LC-46XL2E/S/RU)
Page 245 [10] CABINET PARTS(LC-46XL2E/S/RU) Front Cabinet Ass'y CCABAB818WJ11 Front Cabinet Not Available Front Mask Ass'y Not Available Front Cover Not Available Sharp Badge HBDGBA061WJSA Shine Trim Not Available Center Dec Holder Not Available Front Dec Not Available LED Decoration Not Available...
Page 246 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [10] CABINET PARTS(LC-46XL2E/S/RU) Sheet (10x50x7.5), x2 PSPAZB611WJKZ Sheet (10x15x8.5) PSPAZB612WJKZ Sheet (12x12x2.5), x3 PSPAZB613WJKZ Sheet (30x30x1.5) PSPAZB614WJKZ Screw (for Center Ang), x14 XBBS740P08000 XBBS830P06000 Screw (Mini av,Tay,Ctl), x16 Screw (for Heat Sink), x4 XBPS730P04WS0 Screw (Mini Av,Shild), x11...
Page 247 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [11] CABINET PARTS (LC-46X20E/S/RU)
Page 248 RANK MARK DELIVERY [11] CABINET PARTS (LC-46X20E/S/RU) Front Cabinet Ass'y CCABAB822WJ11 Front Cabinet Not Available Frot Cover Not Available Sharp Badge HBDGBA061WJSA LED Decoration Not Available Shine Trim Not Available Speaker Sheet Not Available Mask Himeron, x6 Not Available Front Cover Tape, x6...
Page 249 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [11] CABINET PARTS (LC-46X20E/S/RU) Screw, x13 (MINI-AV,SHILD) XJPS730P08WS0 Side AV Cover GCOVAC356WJ1A Screw (for Rear Cabinet), x2 LX-BZA170WJF9 Screw (for SP), x2 LX-HZA003WJFN Sheet for Boss, x2 PSHEPA543WJZZ RSP-ZA261WJZZ Speaker L...
Page 250 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [12] CABINET PARTS (LC-52XL2E/S/RU) 22 90 1-10 1-10 1-10 1-11 1-10 1-10 1-12 1-10 1-11 1-12 1-11 1-12 1-12 1-11 1-12 1-11 42 42 11 63...
Page 251 RANK MARK DELIVERY [12] CABINET PARTS (LC-52XL2E/S/RU) Front Cabinet Ass'y CCABAB817WJ11 Front Cabinet Not Available Front Cover Not Available Sharp Badge HBDGBA061WJSA Shine Trim Not Available Center Dec Holder Not Available Front Dec Not Available LED Decoration Not Available SP Sheet...
Page 252 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [12] CABINET PARTS (LC-52XL2E/S/RU) Sheet (10x15x8.5) PSPAZB612WJKZ Sheet (12x12x2.5), x3 PSPAZB613WJKZ Sheet (30x30x1.5) PSPAZB614WJKZ Screw (for Center Ang), x14 XBBS740P08000 Screw (Mini Av,Tay,Ctl), x16 XBBS830P06000 XBPS730P04WS0 Screw (for Heatsink), x4 Screw (Mini Av,Shild), x11 XJPS730P08WS0 Side AV Cover...
Page 253 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [13] CABINET PARTS (LC-52X20E/S/RU) 1-12 1-10 93 28 63 67 31 48...
Page 254 RANK MARK DELIVERY [13] CABINET PARTS (LC-52X20E/S/RU) Front Cabinet Ass'y CCABAB821WJ11 Front Cabinet Not Available Frot Cover Not Available Sharp Badge HBDGBA061WJSA LED Decoration Not Available Shine Trim Not Available Speaker Sheet Not Available Mask Himeron, x6 Not Available Front Cover Tape, x6...
Page 255 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [13] CABINET PARTS (LC-52X20E/S/RU) Screw, x11 (MINI-AV,SHILD) XJPS730P08WS0 Side AV Cover GCOVAC356WJ1A Screw (for Rear Cabinet), x2 LX-BZA170WJF9 Screw (for SP), x2 LX-HZA003WJFN Sheet for Boss, x2 PSHEPA543WJZZ RSP-ZA261WJZZ Speaker L...
Page 256 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [14] SUPPLIED ACCESSOORIES (LC-42/46/52XL2E/S/RU) PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [14] SUPPLIED ACCESSOORIES (LC-42/46/52XL2E/S/RU) AC Cord (for UK and Eire) QACCBA073WJPZ AC Cord (for Europe without UK and Eire) QACCKA021WJPZ RRMCGA585WJSA Remote Control Unit (LC-42/46/52XL2E/S/RU) RRMCGA586WJSA Remote Control Unit (LC-46/52X20E/S/RU) Cable Clamp...
Page 257 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [18] PACKING PARTS (LC-42XL2E/S/RU)
Page 258 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [18] PACKING PARTS (LC-42XL2E/S/RU) Packing Case (LC-42XL2E/S) SPAKCD532WJZZ Packing Case (LC-42XL2RU) SPAKCD532WJZZ Wrapping Paper SPAKPA758WJZZ Buffer Material SPAKXB535WJZZ Polyethylene Bag SSAKAA009WJZZ Polyethylene Bag SSAKAA010WJZZ Case Label TLABM5584BMZZ...
Page 259 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [19] PACKING PARTS (LC-46XL2E/S/RU, 46X20E/S/RU)
Page 260 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [19] PACKING PARTS (LC-46XL2E/S/RU, 46X20E/S/RU) Packing Case (Top) (LC-46XL2E/S) SPAKCD522WJZZ Packing Case (Top) (LC-46X20E/S) SPAKCD526WJZZ Packing Case (Top) (LC-46XL2RU) SPAKCD531WJZZ Packing Case (Top) (LC-46X20RU) SPAKCD535WJZZ Packing Case (Bottom) SPAKCD540WJZZ Wrapping Paper SPAKPA711WJZZ...
Page 261 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU [20] PACKING PARTS (LC-52XL2E/S/RU, 52X20E/S/RU)
Page 262 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [20] PACKING PARTS (LC-52XL2E/S/RU, 52X20E/S/RU) Packing Case (Top) (LC-52XL2E/S) SPAKCD521WJZZ Packing Case (Top) (LC-52X20E/S) SPAKCD525WJZZ Packing Case (Top) (LC-52XL2RU) SPAKCD530WJZZ Packing Case (Top) (LC-52X20RU) SPAKCD534WJZZ Packing Case (Bottom) SPAKCD539WJZZ Wrapping Paper SPAKPA712WJZZ...
Page 263 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU...
Page 264 LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU COPYRIGHT © 2007 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

This manual is also suitable for:

Lc-46xl2s Lc-46xl2ru Lc-46x20e Lc-42xl2e Lc-46x20s Lc-46x20ru ... Show all

Sharp LC-42XL2S Service Manual

Safety Precaution

Chapter 1. Operation Manual Specifications (Lc-42/46/52Xl2E/S/Ru)

Chapter 2. Removing of Major Parts

Chapter 3 . Adjustment Procedure

Chapter 4. Troubleshooting Table Troubleshooting Table

Chapter 5. Major IC Informations

Chapter 6. Block Diagram/Wiring Diagram

Chapter 7. Printed Wiring Board

Chapter 8. Schematic Diagram

Parts Guide

Quick Links

SERVICE MANUAL

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Summary of Contents for Sharp LC-42XL2S

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Table of Contents