JVC LT-32WX84 Service Manual
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JVC LT-32WX84 Service Manual

JVC LT-32WX84 Service Manual

Lcd flat television
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Download this manual See also: Service Manual, User Manual
SERVICE MANUAL
2004
2
YA004
TV CATV VCR DVD
MULTI SCREEN
SPLIT
FREEZE
SWAP
INPUT 1
V1
INPUT 2
V2
INPUT 3
V3
INPUT 4
V4
100+
THEATER
DIGITAL-IN
PRO
D-IN
SLEEP TIMER DISPLAY SOUND
MUTING
VOL
MENU
VCR CHANNEL
PREV NEXT
REW
REC
OPEN CLOSE
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-49
LCD FLAT TELEVISION
LT-32WX84
POWER
ASPECT
INDEX
SELECT
1
2
3
4
5
6
7
8
9
RETURN+
0
TV
NATURAL
VIDEO
CINEMA
STATUS
LIGHT
+
C.C.
C.C.
CH
VOL
OK
CH
BACK
VCR DVD
POWER
TV VCR
PLAY
FF
STOP
PAUSE
STILL PAUSE
RM-C13G

TABLE OF CONTENTS

COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
/HA
BASIC CHASSIS
SB5
No.YA004
2004/2

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Summary of Contents for JVC LT-32WX84

  • Page 1: Table Of Contents

    SERVICE MANUAL LCD FLAT TELEVISION YA004 2004 LT-32WX84 BASIC CHASSIS POWER TV CATV VCR DVD ASPECT MULTI SCREEN SPLIT INDEX FREEZE SWAP SELECT INPUT 1 INPUT 2 INPUT 3 INPUT 4 RETURN+ 100+ THEATER NATURAL VIDEO DIGITAL-IN CINEMA STATUS D-IN...
  • Page 2 SPECIFICATION Items Contents Dimensions ( W × H × D ) 83.3cm × 63.8 cm × 26.0 cm (32-7/8" × 25-1/8" × 10-1/4") [Included stand] 83.3cm × 56.9 cm × 9.7 cm (32-7/8" × 25-5/8" × 3-7/8") [TV only] Mass 21.4 kg (47.1 lbs) [Included stand] 18.6 kg (39.1 lbs) [TV only] Power Input...

  • Page 3: Precaution

    SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, many (9) Isolation Check (Safety for Electrical Shock Hazard) circuits and components specially for safety purposes. For After re-assembling the product, always perform an isolation continued protection, no changes should be made to the original check on the exposed metal parts of the cabinet (antenna design unless authorized in writing by the manufacturer.
  • Page 4 INSTALLATION 1.2.1 HEAT DISSIPATION 1.2.3 INSTALLATION REQUIREMENTS If the heat dissipation vent behind this unit is blocked, cooling To ensure safety in an emergency such as an earthquake, and efficiency may deteriorate and temperature inside the unit will to prevent accidents, ensure that measures are taken to prevent rise.
  • Page 5 HANDLING LCD PANEL 1.3.1 PRECAUTIONS FOR TRANSPORTATION 1.3.3 PRECAUTIONS FOR REPLACEMENT OF EXTERIOR When transporting the unit, pressure exerted on the internal LCD PARTS panel due to improper handling (such as tossing and dropping) Take note of the following when replacing exterior parts (REAR may cause damages even when the unit is carefully packed.

  • Page 6: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS FEATURES • New chassis design enable use of an interactive on screen control. • MOTION COMPENSATION : With this function, the seamless reproduction of dynamic motion on the screen has been realized. • Bullet-in 3 dimension Y/C separate circuit. •...
  • Page 7 2.2.2 MAIN MICRO COMPUTER (CPU) FUNCTION Pin No. Pin name Function BS_RXD Not used MICON_V Vertical sync for OSD / CLOSED CAPTION LB_PRO Low B protection detect [Detection : H] Not used /RST Reset [Reset : L] HDMI_INT Not used /TEST 3.3V OSD_YS...
  • Page 8 Pin No. Pin name Function SBD01 Port for writing on board / Communication (XTD) for SUB CPU SBT1 Port for writing on board / Communication (RTD) for SUB CPU HP_VOL Headpone volume control (0V-3.3V) /BS_RESET Not used HDMI_ASW Not used BS1.5CTL Not used ODU_OUT...
  • Page 9 2.2.3 SUB MICRO COMPUTER (CPU) FUNCTION Pin No. Pin name Function (SYSTEM0) (SYSTEM3) AVCC Not used Not used Internal down voltage Reset [Reset : L] TEST Operation test for SUB CPU OSC2 10MHz oscillation for system clock OSC1 10MHz oscillation for system clock Not used Not used BL_D2...
  • Page 10 Pin No. Pin name Function Port for writing on board (PROTECTOR0) Not used Not used RXD2 Port for communication (Main cpu) TXD2 Port for communication (Main cpu) Not used (ACTIVE) Not used Vertical sync (REC_DET) Not used (PSS) Not used (ALARM) Not used (SYSTEM2)

  • Page 11: Disassembly

    SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE NOTE: Since this model adopts a layer structure, follow the procedure below in disassembling this model. Be careful enough not to damage or scratch parts. 3.1.1 REMOVING THE STAND 3.1.7 REMOVING THE POWER PWB (1) Remove the 2 screws [A], and remove the STAND •...
  • Page 12 JACK COVER STAND COVER STAND JACK COVER VIDEO PWB SHIELD DIGITAL JACK BASE INPUT MODULE VIDEO PWB REAR COVER BRACKET DIGITAL INPUT MODULE BASE RECEIVER COOLING VIDEO PWB BRACKET REGULATOR PWB MI-COM & DIST POWER MODULE PWB CORD POWER TERMINAL BASE FRONT CONTROL...
  • Page 13 3.1.9 REMOVING THE SPEAKER 3.1.10 REMOVING THE LCD PANEL UNIT • Remove the STAND. • Remove the STAND. • Remove the REAR COVER. • Remove the REAR COVER. (1) Remove the 5 screws [a], and remove the SPEAKER BOX. • Remove the POWER CORD. (2) Remove the 4 screws [b], and remove the SPEAKER (L / •...
  • Page 14 MEMORY IC REPLACEMENT • This model uses the memory IC. • This memory IC stores data for proper operation of the video and drive circuits. • When replacing, be sure to use an IC containing this (initial value) data. 3.2.1 MEMORY IC REPLACEMENT PROCEDURE 3.2.2 SERVICE MENU SETTING ITEMS 1.
  • Page 15 3.2.3 SETTINGS OF FACTORY SHIPMENT 3.2.3.1 BUTTON OPERATION 3.2.3.2 REMOTE CONTROL DIRECT OPERATION Setting item Setting position Setting item Setting position INPUT POWER INPUT CHANNEL CABLE-02 CHANNEL CABLE-02 VOLUME VOLUME MUTING DISPLAY SOUND A.H.S OFF BBE ON A.H.B ON ASPECT NTSC, 525i,525p PANORAMA 750p,1125i FULL OFF TIMER...
  • Page 16 REPLACEMENT OF CHIP COMPONENT 3.3.1 CAUTIONS (1) Avoid heating for more than 3 seconds. (2) Do not rub the electrodes and the resist parts of the pattern. (3) When removing a chip part, melt the solder adequately. (4) Do not reuse a chip part after removing it. 3.3.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.

  • Page 17: Adjustment

    SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION (1) There are 2 ways of adjusting this TV : One is with the MEASURING INSTRUMENT AND FIXTURES REMOTE CONTROL UNIT and the other is the • DC voltmeter (or digital voltmeter) conventional method using adjustment parts and •...
  • Page 18 ADJUSTMENT LOCATION & WIRING 1-18 (No.YA004)
  • Page 19 BASIC OPERATION OF SERVICE MODE DO NOT ADJUST MAIN MENU 4.MEMORY SETUP ADDRESS(H) 0000 1.PICTURE/SOUND 7.PANEL 2.YC SEP 8.PP 3.WHITE BALANCE 9.IP 4.MEMORY SETUP 0.HDMI 5.RF AFC 6.DD/CM 5.RF AFC TOO HIGH GOOD TOO LOW TUNER MAIN FINE 1.PICTURE/SOUND 6.DD/CM NTSC CINE ST L FL MUTE NTSC CINE ST L FL MUTE VOLUME(+/-) key...
  • Page 20 4.5.1 TOOL OF SERVICE MODE OPERATION Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.5.2 SERVICE MODE ITEMS In general, basic setting (adjustments) items or verifications are performed in the SERVICE MODE. 1.PICTURE / SOUND This sets the setting values of the VIDEO, AUDIO and DRIVE circuits. 2.YC SEP This is used when the YC separation circuit is adjusted.
  • Page 21 (3) VIDEO STATUS 2. YC SEP (3D Y/C separation setting) [Do not change settings of items that are not included in the : STANDARD "ADJUSTMENT PROCEDURE" section. ] : DYNAMIC Sets output data to the 3D Y/C separation circuit. : THEATER •...
  • Page 22 INITIAL SETTING VALUES IN THE SERVICE MODE • Perform fine-tuning based on the "initial values" using the remote control when in the Service mode. • The "initial values" serve only as an indication rough standard and therefore the values with which optimal display can be achieved may be different from the default values.
  • Page 23 Setting value NTSC 525i Item Variable Item range STANDARD THEATER STANDARD THEATER HIGH HIGH HIGH HIGH S13 RDRV 000~255 S14 RDRV -127~128 -001 -001 -001 S15 GDRV 000~255 S16 GDRV -127~128 -011 -008 -019 -011 -011 -020 S17 BDRV 000~255 S18 BDRV -127~128 +019...
  • Page 24 Setting value Item Variable Item NTSC 525i 525p 750p/1125i range STANDARD THEATER STANDARD THEATER STANDARD THEATER STANDARD THEATER S42 GAINB 000~003 S43 SLIC 000~031 S44 APG 000~003 S45 GAINA 000~003 (Not display) 000~015 (Not display) 000~015 S48 DCTRAN 000~015 Setting value Item Variable Item...
  • Page 25 Item Variable Item Variable Item Setting value Item Setting value range range (Not display) 000~001 S70 TINTON 001~001 (Not display) 000~001 S71 DRIVER 000~255 (Not display) 000~001 S72 DRIVEG 000~255 (Not display) 000~001 S73 DRIVEB 000~255 (Not display) 000~001 S74 EECONT 000~031 (Not display) 000~001...
  • Page 26 Item Variable Item Setting value range (Not display) 000~255 (Not display) 000~255 (Not display) 000~255 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001 (Not display) 000~001...
  • Page 27 4.6.2 [2.YC SEP] NOTE : Setting Item No. Item Variable range Initial setting value is reference value at following condition. value INPUT SIGNAL : NTSC YCM039 (Not display) 000~127 ASPECT : FULL YCM040 (Not display) 000~003 MULTI-SCREEN : SINGLE VIDEO STATUS : STANDARD YCM041 (Not display)
  • Page 28 Setting Setting Item No. Item Variable range Item No. Item Variable range value value YCM083 (Not display) 000~001 YCM128 (Not display) 000~001 YCM084 (Not display) 000~063 YCM129 (Not display) 000~001 YCM085 (Not display) 000~001 YCM130 (Not display) 000~003 YCM086 (Not display) 000~001 YCM131 (Not display)
  • Page 29 Setting Setting Item No. Item Variable range Item No. Item Variable range value value YCM173 (Not display) 000~007 YCS031 (Not display) 000~001 YCM174 (Not display) 000~255 YCS032 (Not display) 000~003 YCM175 (Not display) 000~001 YCS033 (Not display) 000~001 YCM176 (Not display) 000~001 YCS034 (Not display)
  • Page 30 4.6.3 [3.WHITE BALANCE] Setting Item No. Item Variable range value NOTE : Initial setting value is reference value at following condition. YCS076 (Not display) 000~001 INPUT SIGNAL : NTSC YCS077 (Not display) 000~001 ASPECT : FULL YCS078 (Not display) 000~001 MULTI-SCREEN : SINGLE YCS079...
  • Page 31 Setting Setting Item No. Item Variable range Item No. Item Variable range value value DDT30 (Not display) 000~001 CMT39 (Not display) 000~255 DDT31 (Not display) 000~007 CMT40 (Not display) -128~+127 DDT32 (Not display) 000~255 CMT41 (Not display) -128~+127 DDT33 (Not display) 000~255 CMT42 (Not display)
  • Page 32 Setting Setting Item No. Item Variable range Item No. Item Variable range value value ADM003 (Not display) 000~003 PPB002 (Not display) 000~255 ADM004 (Not display) 000~007 PPB003 (Not display) 000~255 ADM005 (Not display) 000~01F PPB004 (Not display) 000~031 ADM006 (Not display) 000~0FF PPB005 (Not display)
  • Page 33 Setting Setting Item No. Item Variable range Item No. Item Variable range value value PPC009 (Not display) 000~001 IPA008 (Not display) 000~063 PPC010 (Not display) 000~001 IPA009 (Not display) 000~063 IPA010 (Not display) 000~063 Setting Item No. Item Variable range IPA011 (Not display) 000~063...
  • Page 34 Setting Setting Item No. Item Variable range Item No. Item Variable range value value IPA053 (Not display) 000~001 IPA098 (Not display) 000~255 IPA054 (Not display) 000~001 IPA099 (Not display) 000~015 IPA055 (Not display) 000~063 IPA100 (Not display) 000~255 IPA056 (Not display) 000~003 IPA101 (Not display)
  • Page 35 Setting Setting Item No. Item Variable range Item No. Item Variable range value value IPB021 (Not display) 000~015 IPB066 (Not display) 000~001 IPB022 (Not display) 000~255 IPB067 (Not display) 000~015 IPB023 (Not display) 000~015 IPB068 (Not display) 000~015 IPB024 (Not display) 000~255 IPB069 (Not display)
  • Page 36 Setting Setting Item No. Item Variable range Item No. Item Variable range value value IPC030 (Not display) 000~001 IPE001 (Not display) 000~255 IPC031 (Not display) 000~001 IPE002 (Not display) 000~255 IPC032 (Not display) 000~001 IPE003 (Not display) 000~255 IPC033 (Not display) 000~001 IPE004 (Not display)
  • Page 37 Setting Setting Item No. Item Variable range Item No. Item Variable range value value HDM028 (Not display) 000~003 HDM073 (Not display) 000~001 HDM029 (Not display) 000~255 HDM074 (Not display) 000~031 HDM030 (Not display) 000~003 HDM075 (Not display) 000~001 HDM031 (Not display) 000~255 HDM076 (Not display)
  • Page 38 Setting Setting Item No. Item Variable range Item No. Item Variable range value value RHD036 (Not display) RHD081 (Not display) RHD037 (Not display) RHD082 (Not display) RHD038 (Not display) RHD083 (Not display) RHD039 (Not display) RHD084 (Not display) RHD040 (Not display) RHD085 (Not display) RHD041...
  • Page 39 Setting Item No. Item Variable range value RHD126 (Not display) RHD127 (Not display) RHD128 (Not display) RHD129 (Not display) RHD130 (Not display) RHD131 (Not display) RHD132 (Not display) RHD133 (Not display) RHD134 (Not display) RHD135 (Not display) RHD136 (Not display) RHD137 (Not display) RHD138...
  • Page 40 ADJUSTMENT PROCEDURE 4.7.1 SETTING BEFORE ADJUSTMENT (1) Check the following settings before adjustment. Item setting value contents R CUT OFF G CUT OFF B CUT OFF (2) Take note of initial values in the following table before adjustment. Then, set the values to adjustment setting values shown in the following table.
  • Page 41 4.7.2 VIDEO CIRCUIT Measuring Item Test point Adjustment part Description instrument COMPONENT Remote control [8.PP] (1) Input 525i signal that shows brightness gradation INPUT BLACK unit ADM013: (NO DISPLAY) with 0% black into a component input terminal. LEVEL (G offset) (2) Set “VIDEO STATUS”...
  • Page 42 Measuring Item Test point Adjustment part Description instrument COMPONENT Remote control [8.PP] (1) Input 525i 100% all-white signal into a component INPUT A-D unit ADM010: (NO DISPLAY) input terminal. CONVERTER (G GAIN) (2) Set "VIDEO STATUS" to STANDARD. GAIN Signal generator (3) Set "ASPECT"...
  • Page 43 Measuring Item Test point Adjustment part Description instrument COMPONENT Remote control [8.PP] (1) Input 525i component 30% all-white signal into a INPUT A-D unit ADM012: (NO DISPLAY) component input terminal. CONVERTER (R OFFSET) (2) Set "VIDEO STATUS" to STANDARD. OFFSET Signal generator ADM014: (NO DISPLAY) (3) Set "ASPECT"...
  • Page 44 Measuring Item Test point Adjustment part Description instrument COMPOSITE Remote control [2. YC SEP] (1) Input NTSC signal that shows brightness gradation INPUT BLACK unit YCM131: (NO DISPLAY) with 0% black. LEVEL (BRIGHTNESS) (2) Set "VIDEO STATUS" to STANDARD. Signal generator (3) Set "ASPECT"...
  • Page 45 Measuring Item Test point Adjustment part Description instrument COMPOSITE Remote control [2. YC SEP] (1) Input a signal that shows brightness gradation with INPUT A-D unit YCM132: (NO DISPLAY) 75% white. CONVERTER (CONTRAST) (2) Set "VIDEO STATUS" to STANDARD. OFFSET Signal generator (3) Set "ASPECT"...
  • Page 46 Measuring Item Test point Adjustment part Description instrument SUB-SCREEN Remote control [8. PP] (1) Input NTSC signal that shows brightness gradation BLACK unit ADM013: (NO DISPLAY) with 0% black into both the right and the left screen. LEVEL (G offset) (2) Set "VIDEO STATUS"...
  • Page 47 Measuring Item Test point Adjustment part Description instrument SUB-SCREEN Remote control [8. PP] (1) Input NTSC signal that shows brightness gradation unit ADM010: (NO DISPLAY) with 75% white into both the right and the left CONVERTER (G GAIN) screen. GAIN Signal generator (2) Set "VIDEO STATUS"...
  • Page 48 Measuring Item Test point Adjustment part Description instrument WHITE Remote control [1. PICTURE/SOUND] (1) Input NTSC 75% all-white signal. BALANCE unit S13: RDRV (R DRIVE) (2) Set "VIDEO STATUS" to STANDARD. (HIGHLIGHT) S15: GDRV (G DRIVE) (3) Set "ASPECT" to FULL. Signal generator S17: BDRV (B DRIVE) (4) Select "COLOR TEMPERATURE"...

  • Page 49: Troubleshooting

    SECTION 5 TROUBLESHOOTING SELF-DIAGNOSIS FEATURE 5.1.1 OUTLINE TEST MODE This unit comes with the "Self-diagnosis" feature, which checks the operational state of the circuit and displays/saves it during TEST MODE failure.Diagnosis is performed when power is turned on, and information input to the main microcomputer is monitored at all 1.
  • Page 50 5.1.6 DETAILS Self-diagnosis is performed for the following items: • PAGE 1 Diagnosis Item Display Description of detection Means of detection signal (line) LOW B LINE Was Low B line short protector activated? PROTECTOR Detection starts 3 seconds upon power on SHORT No.
  • Page 51 5.1.7 DISPLAY METHOD WHEN RASTER IS NOT AVAILABLE When raster is not displayed due to failure of the set, the POWER LED light will flash to indicate the ailure mode. Trigger for forced shutdown of power is stored and displayed. Trigger of error Display LED flash cycle of display unit...
  • Page 52 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. www.jvcservice.com(US Only) JVC CANADA INC. Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311 (No.YA004) Printed in Japan...
  • Page 53 SCHEMATIC DIAGRAMS LCD FLAT TELEVISION YA004 2004 LT-32WX84 CD-ROM No.SML200402 BASIC CHASSIS TV CATV VCR DVD POWER ASPECT MULTI SCREEN SPLIT INDEX FREEZE SWAP SELECT INPUT 1 INPUT 2 INPUT 3 INPUT 4 RETURN+ 100+ THEATER NATURAL VIDEO DIGITAL-IN CINEMA...

  • Page 55: Standard Circuit Diagram

    LT-32WX84 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY Type No indication : Ceramic capacitor The components identified by the symbol and shading are : Metalized mylar capacitor critical for safety. For continued safety replace safety ciritical : Polypropylene capacitor components only with manufactures recommended parts.
  • Page 56 CONTENTS SEMICONDUCTOR SHAPES ..............2-2 BLOCK DIAGRAM ..................2-3 CIRCUIT DIAGRAMS ..................2-5 RECEIVER PWB CIRCUIT DIAGRAM ......................2-5 VIDEO PWB CIRCUIT DIAGRAM ......................2-11 POWER PWB CIRCUIT DIAGRAM ......................2-15 REGULATOR PWB CIRCUIT DIAGRAM ....................2-19 FRONT SENSOR PWB CIRCUIT DIAGRAM .................... 2-21 FRONT CONTROL PWB CIRCUIT DIAGRAM ..................
  • Page 57 No.YA004...

  • Page 58: Block Diagram

    BLOCK DIAGRAM L-SW MAIN L OUT IC6501[0J] IC6641[0J] TONE/VOLUME/ AUDIO R-SW MAIN BBE/SURROUD R OUT GR VOUT TU1101 [ 0J ] U/V FRONTEND SPEAKER J6401[L3] L-SW SUB IC6401[0J] HEADPHONE R-SW SUB IC1102 [ 0J ] TV L1/R1 HEADPHONE DECODE VY-SW SUB 2DYC-Y IC3001[10] IC1501[0J]...
  • Page 59 IC7301 IC7807 RGB PROCESS SUB CPU LCD PANEL IC7805 MEMORY COM_Y IC401 IC7601 IC4001 IC4201 COLOR MANAGEMENT/ COM_PB LVDS IC404 ENHANCE GAMMA CORRECT/ FORMAT FALSE COM_PR CONVERT CONTOURE ERROR DIFFUSION (DSD) CONVERT DIFFUSION 301 [ 10 ] PONENT O SELECT IC4102 IC4101 MAIN V...

  • Page 60: Circuit Diagrams

    CIRCUIT DIAGRAMS RECEIVER PWB CIRCUIT DIAGRAM ( 1/3 ) SHEET1 R1131 Q1103 Q1102 2SC3928A/QR/-X TU1101 2SA1530A/QR/-X TU1101 QAU0322-001 R1132 R1133 R1134 OPEN C1106 OPEN R1143 OPEN C1107 OPEN R1122 R1123 R1142 OPEN OPEN OPEN R1141 C1117 OPEN L1101 OPEN L1102 R1102 QRN143J-0R0X R1103...
  • Page 61 C1162 C1161 R1154 R1153 OPEN R1152 C1158 C1156 3.3K C1157 C1160 /16 PS C1154 .0027 C1153 C1163 C1171 C1152 NCB11CK-225X C1170 NCB11CK-225X C1151 C1164 0.022 C1165 C1150 0.0047 MTS DECODE C1166 C1149 C1167 R1151 OPEN R1150 C1168 IC1102 NRSA63F-623X 0.0047 CXA2134Q-X C1148 R1149...

  • Page 62: Receiver Pwb Circuit Diagram

    RECEIVER PWB CIRCUIT DIAGRAM (2/3) SHEET 2 J2001 D2101 QND0102-001 MA8100/M/-X C2102 NCB31HK-103X D2217 J2001 MA8100/M/-X C2103 QND0102-001 QETN1HM-106Z R2103 R2102 D2216 S- VIDEO MA8100/M/-X INPUT-1 J2001 J2001 QND0102-001 QND0102-001 C2104 QETN1HM-106Z J2002 VIDEO QNN0370-001 R2104 D2215 MA8100/M/-X C2105 NCB11CK-225X J2002 QNN0370-001 R2105...
  • Page 63 (2/3) RECEIRVER PWB ASS'Y LCA90182-01B (SSB-0J086A) IC1501 CXA2069Q VIDEO/AUDIO SELECT C1535 CN00AU R1501 0.01 6.8K QGA2001C2-03V C1505 C1503 0.01 OPEN OPEN R1502 6.8K C1506 C1536 C1504 0.01 0.01 OPEN S2-3 C1507 0.01 CN000N OPEN C1508 QGA1501C2-04V 0.01 C1537 R1503 VIDEO PWB (1/2) OPEN 0.01 COUT1...
  • Page 64 RECEIVER PWB CIRCUIT DIAGRAM (3/3) SHEET 3 (3/3) RECEIVER PWB ASS'Y LCA90182-01B (SSB-0J086A) VREF R6541 5.6K C6541 D6541 MA8062/M/-X R_PREAHB C6555 C6513 C6517 C6519 C6505 C6507 C6509 C6511 C6516 C6518 .0033 .033 .0047 C6551 R6535 C6533 C6557 0.068 R_VOLPRE C6503 Q6504 R6533 C6553...
  • Page 65 IC6101 AN77L12-T D6101 OPEN C6103 C6102 C6101 K6103 OPEN AU_GND R6105 R6106 R6107 R6108 CN000F QGA2001C2-04V AU_VCC IC6641 TA2024ASE-X AU_D_VCC POWER PWB(2/2) K6101 K6102 SHEET7 C6606 NQR0413-002X OPEN NCB11EK-105X C6607 C6104 R6101 1000p R6102 C6610 R6103 R6593 K6591 C6611 NQR0413-002X R6104 R_AHBAMP NCB11EK-105X...

  • Page 66: Video Pwb Circuit Diagram

    VIDEO PWB CIRCUIT DIAGRAM ( 1/2 ) SHEET 4 VIDEO PWB ASS'Y (1/2) LCA90152-03C (SSB-1086A) 3.3V VIDEO PWB(2/2) C3078 SHEET5 L3003 NQR0413-003X VCC9VA GND2DA GND2DA IC3002 C3070 C3069 R1170H331B-X 0.01 2DYCRY 2DYCBY C3077 GND2DA GND2DA R3049 0.33 L3004 100k NRSA63J-0R0X C3066 R3055 R3054...
  • Page 67 GND2DA R3071 R3072 R3073 R3074 R3075 GND2DD GND2DD GND2DD GND2DA GND2DD GND2DA GND2DD R3080 R3076 R3077 R3078 R3079 GND2DA GND2DA GND2DA GND2DD GND2DA VCC2YCD C3072 C3071 R3501 C3501 R3503 R3508 R3513 R3515 C3506 C3504 1.8K OPEN OPEN NCF11CZ-475X R3505 Q3503 C3053 4700p OPEN...
  • Page 68 VIDEO PWB CIRCUIT DIAGRAM ( 2/2 ) SHEET 5 R2294 OPEN J1092 R2292 R2297 LC2101 R2293 D2260 D2261 R2295 OPEN C2301 R2301 OPEN COMY1 LC2301 R2302 OPEN D2423 R2303 OPEN C2302 R2304 OPEN COMPB1 LC2302 R2305 OPEN DVI_Y R1351 D2421 DVI_PB R1352 PbinM...
  • Page 69 Q1301 2SC3837K/NP/-X C1372 R1372 R1376 L1301 C1301 QRN143J-0R0X R1375 COM_Y LC1301 OPEN C1373 R1374 COMYGND C1304 OPEN R1377 C1382 Q1302 2SC3837K/NP/-X R1382 R1386 R1385 COM_PB LC1302 C1383 OPEN R1384 COMPBGND OPEN C1307 R1387 AGND2 Yout2 C1392 Rout1 YinM Q1303 BIAS VGND8 2SC3837K/NP/-X R1392...

  • Page 70: Power Pwb Circuit Diagram

    POWER PWB CIRCUIT DIAGRAM ( 1/2 ) SHEET 6 R9001 QRZ9046-105Z F9001 LF9001 C9002 LF9002 QMF51D2-6R3-J1 QQR1281-004 QQR1281-004 QFZ9075-105 CN00PW POWER CORD QGA7901C1-02 VA9001 LF9003 ERZV10V621CS QQR1376-001 C9001 R9201 QFZ9075-225 C9201 C9204 .0022 .0022 QRZ0121-200 QCZ9082-222Z QCZ9082-222Z R9202 OPEN D9201 C9011 D25XB60 C9013...
  • Page 71 CN000D OPEN L9201 QQR1399-001 H9211 LC32378-001A CP9211 QMFZ043-5R0Z-J1 375V D9211 D5L60 GND3 R9222 R9225 330k 330k 1/2W 1/2W POWER PWB(2/2) SHEET7 C9211 400V C9216 QFZ0128-474 MAIN_POW QEZ0650-227 Q9211 K9211 2SK2196 OPEN R9223 R9226 Y9201 330k 330k 1/2W 1/2W R9220 QRM059J-R15 STB5V R9221 QRM059J-R27...
  • Page 72 POWER PWB CIRCUIT DIAGRAM ( 2/2 ) SHEET 7 POWER PWB ASS'Y (2/2) LCA90149-07F (SSB-9091A) H9541 LC32377-001A C9541 680p QCZ0354-681Z T9541 QQS0222-001 K9541 C9504 .0033 QFP32JK-332 QECR1EM- D9541 375V R9501 C9503 FME-220A C9543 R9503 R9504 D9501 .0033 QECR1EM-687Z 220K 220K RD12E/B2/-T5 QRL03EJ-333X QFP32JK-332...
  • Page 73 LCD PANEL LCD PANEL (TOP INVERTER UNIT) (BOTTOM INVERTER UNIT) CN000P CN000Q GND2 R9605 R9606 CN000Y OPEN OPEN Y9547 D9602 OPEN IC9601 OPEN OPEN CN000Z C9603 OPEN OPEN Y9548 OPEN GND2 OPEN GND2 D9603 C9604 C9601 OPEN OPEN OPEN GND2 R9625 C9544 Y9541...

  • Page 74: Regulator Pwb Circuit Diagram

    REGULATOR PWB CIRCUIT DIAGRAM SHEET 8 REGULATOR PWB ASS'Y LCA90150-07D (SSB-9191A) IC9801 SI-8090JD-W GND2 L9801 OPEN C9802 OPEN GND2 R9801 D9801 EC30HA03L-X K9801 NQR0413-003X C9801 NBZ0017-106X GND2 IC9802 SI-8050JD-W GND2 NQL6 R9811 C9806 QGB2501K2-13 OPEN CN1001 L9803 GND2 OPEN D9803 C9805 EC30HA03L-X NBZ0017-106X...
  • Page 75 R9807 4.7K C9815 R9808 9802 NEH91CM-476X QL63EM-101X D9802 R9802 C9804 R9805 R9809 C9803 OPEN OPEN MA111-X 1/2W NBZ0010-396X D9809 PTZ11B-X R9803 R9804 R9806 R9810 1.5k 1.5k OPEN 1.2k RSA63D-152X NRSA63D-152X GND2 GND2 GND2 GND2 Q9801 2SD601A/QR/-X R9818 4.7K R9819 C9816 L9804 Q9802 NEH90JM-107X...

  • Page 76: Front Sensor Pwb Circuit Diagram

    FRONT SENSOR PWB CIRCUIT DIAGRAM SHEET 9 FRONT SENSOR PWB A LCA90155-03B (SSB-0L286A) CN8003 QGB2542J1-08 FRONT CONTROL PWB SHEET10 R8759 STB5V C8753 OPEN No.YA004 2-21...
  • Page 77 ASS'Y IC8751 R8751 R8754 R8752 R8753 C8751 NOT USE IC8752 GP1UM281QK R8756 R8755 OPEN C8752 R8758 R8757 OPEN No.YA004 2-22...

  • Page 78: Front Control Pwb Circuit Diagram

    FRONT CONTROL PWB CIRCUIT DIAGRAM SHEET 10 CN300T QGA1501C2-10V MI-COM & DIST MODULE S8703 S8702 QSW0797-001 QSW0797-001 R8701 R8702 5.6k CN3003 QGB2542K1-08 S8706 S8705 QSW0797-001 QSW0797-001 FRONT SENSOR PWB SHEET9 R8703 R8704 5.6k D8701 R8711 R8713 2.2K Q8701 UN2212-X Q8702 UN2212-X R6414 C6412...
  • Page 79 FRONT CONTROL PWB ASS'Y LCA90154-03D S8707 QSW0797-001 (SSB-0L386A) S8701 QSW0797-001 S8704 QSW0797-001 D8702 LDBK22440-T16 POWER R8712 R8714 Q8703 2SC3928A/QR/-X J6401 QMS3004-C01 HEADPHONE HPGND HPGND No.YA004 2-24...

  • Page 80: Pattern Diagrams

    PATTERN DIAGRAMS RECEIVER PWB PATTERN [ SOLDER SIDE ] J2012 J2002 J2011 J2001 C2105 C2106 C2127 C2128 D2212 D2213 D2219 D2218 C2123 D2217 D2206 C2102 C6513 L6641 R6641 C6503 C1505 C1506 C1507 C6556 C6555 C1508 C6602 C6541 C1510 C6504 C6604 R6642 C6103 C1532...
  • Page 81 J2021 J2032 J2031 TU1101 D2251 R2258 C2146 C2251 R2251 R2253 C2253 C2262 D2210 C1101 D2209 D2253 R2261 R2252 R2268 L1102 R2284 R1103 C2252 D2259 R2259 C6406 R1102 C2254 Q2252 Q2253 C1119 R2273 R2288 IC1101 Q2251 R2283 R2262 C6405 R2282 Q2260 R6409 R2278 D6702...

  • Page 82: Video Pwb Pattern

    VIDEO PWB PATTERN [ SOLDER SIDE ] R1229 C1233 R1230 R1236 D2261 R2292 R3071 C3096 R2294 C3094 C1218 EC3011 EC3010 R1203 R1202 R3056 C3043 C3048 C3041 R2293 C1215 R1219 SL1211 C3047 R3038 R2295 D2260 R3072 C3046 C3098 R2301 C3081 C3042 C3044 C3045 C3032...
  • Page 83 VIDEO PWB PATTERN [ PARTS SIDE ] Q3007 R3025 R3026 R3081 IC1212 R3043 R1235 R3044 J1092 L3007 EC3011 EC3010 LC3003 C1215 C3092 SL1211 C3043 C1214 C3083 R3080 K3001 C3047 R3057 LC3007 C3084 C1213 LC3008 L1211 LC2301 RA3001 C3039 C3030 R3027 LC2302 R1212 LC2303...

  • Page 84: Power Pwb Pattern

    POWER PWB PATTERN [ SOLDER SIDE ] Y9101 R9514 H9211 D9511 C9510 Q9501 C9198 C9199 C9511 C9554 D9510 D9506 D9502 R9512 D9509 PC9541 R9509 C9509 R9518 D9508 D9501 D9513 K9505 K9501 C9502 K9502 K9504 R9503 R9505 C9503 R9504 R9506 R9502 C9504 R9914 R9501...
  • Page 85 R9545 R9604 R9625 C9551 H9541 R9613 C9550 IC9603 R9611 R9608 R9610 R9609 D9602 C9604 D9603 R9605 C9607 R9541 CP9541 Y9542 Y9541 Y9549 C9544 C9541 C9903 R9908 D9902 R9920 R9913 IC9902 D9901 R9626 C9906 H9901 IC9901 R9911 Q9903 Q9541 Q9902 R9546 T9121 C9101 C9197...
  • Page 86 POWER PWB PATTERN [ PARTS SIDE ] H9541 R9545 Y9547 Y9548 C9602 C9606 C9551 C9550 Y9546 Y9550 R9541 C9545 CP9541 D9541 C9544 C9541 L9903 C9903 D9901 IC9902 IC9901 C9906 T9121 C9101 C9197 D9111 R9199 L9141 R9003 C9912 F9001 R9004 FC9001 FC9002 LF9001 LF9002...
  • Page 87 Y9101 H9211 Q9501 C9198 C9199 C9511 R9512 D9502 C9510 C9509 R9509 D9501 K9501 K9505 K9502 K9504 C9503 R9505 R9506 C9504 R9502 R9501 L9201 C9211 R9203 RY9021 RY9201 R9202 R9201 No.YA004 2-32...

  • Page 88: Regulator Pwb Pattern

    REGULATOR PWB PATTERN [ SOLDER SIDE ] R9820 D9804 Q9802 C9802 D9805 IC9802 R9814 C9804 D9808 C9808 C9806 R9805 R9829 R9812 R9817 R9816 D9807 Q9803 D9803 R9826 L9801 R9818 R9827 L9803 R9824 Q9804 Q9805 C9812 R9811 K9801 CN1001 R9801 K9802 R9822 Q9801 D9802...

  • Page 89: Front Sensor Pwb Pattern

    FRONT SENSOR PWB PATTERN [ SOLDER SIDE ] FRONT SENSOR PWB PATTERN [ PARTS SIDE ] FRONT FRONT FRONT CONTROL PWB PATTERN [ SOLDER SIDE ] S8707 S8701 S8705 S8706 S8702 S8704 S8703 R8702 R6417 R8701 R6413 CN3003 R6414 FRONT CONTROL PWB PATTERN [ PARTS SIDE ] S8707 S8706 S8705...

  • Page 90: Voltage Chart

    VOLTAGE CHARTS <VIDEO> <RECEIVER> MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V ) DC ( V )

  • Page 91: Waveforms

    WAVE FORMS RECIEVER PWB [SHEET1] TU1101-18 0.9Vp-p [SHEET2] IC1501-5 IC1501-30 IC1501-37 IC1501-39 IC1501-41 IC1501-44 IC1501-47 0.7Vp-p 1.5Vp-p 1.7Vp-p 2.0Vp-p 1.8Vp-p 1.5Vp-p 0.9Vp-p IC1501-58 IC1501-49 IC1501-53 IC1501-56 0.1Vp-p 2.0Vp-p 2.0Vp-p 2.0Vp-p VIDEO PWB [SHEET4] IC3001-7 IC3001-13 IC3001-42 IC3001-136 IC3001-157 IC3001-163 IC3001-169 1.6Vp-p 0.1Vp-p 1.7Vp-p...

  • Page 92: Channel Chart (Us)

    CHANNEL CHART ( US ) MODE CHANNEL MODE CHANNEL TUNER TUNER BAND BAND BAND BAND CATV REAL DISP. CATV REAL DISP. W+35 W+36 W+37 W+38 W+39 W+40 W+41 W+42 W+43 W+44 W+45 W+46 W+47 W+48 W+49 W+50 W+51 W+52 W+53 W+54 W+55 W+56...

  • Page 93: Channel Chart (Ca)

    CHANNEL CHART ( CA ) MODE CHANNEL MODE CHANNEL TUNER TUNER BAND BAND BAND BAND CATV REAL DISP. CATV REAL DISP. W+35 W+36 W+37 W+38 W+39 W+40 W+41 W+42 W+43 W+44 W+45 W+46 W+47 W+48 W+49 W+50 W+51 W+52 W+53 W+54 W+55 W+56...
  • Page 94 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. www.jvcservice.com(US Only) JVC CANADA INC. Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311 (No.YA004) Printed in Japan...

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