Sanyo LCD-32XH4 Service Manual
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Sanyo LCD-32XH4 Service Manual

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SERVICE MANUAL LCD Television
Contents
Safety Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chassis Block Diagrams . . . . . . . . . . . . . . . . . . . . . . 4-5
IC Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . 6-11
On-screen Service Menu System . . . . . . . . . . . . . 12-17
Service Adjustments. . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Mechanical Disassembly . . . . . . . . . . . . . . . . . . . . 19-24
Cabinet Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Chassis Electrical Parts List. . . . . . . . . . . . . . . . . . 27-38
Printed Wiring Board . . . . . . . . . . . . . . . . . . . . . . . 39-45
N5AV
FILE NO.
Model No. LCD-32XH4
Service Ref. No. LCD-32XH4-00
Product Code:113011416
Original Version
Chassis Series: UH2-L
Give complete "SERVICE REF. NO." for parts order
or servicing. It is shown on the rating label at the
cabinet back of the unit.
This T.V. receiver will not work properly in for-
eign countries where the television transmis-
sion system and power source differ from the
design specifications. Refer to the specification
table.
(Argentina)
VIDEO MODE
POWER
RECALL DISPLAY MUTE AUDIO MODE
SLEEP
ECO
PIP
CHANGE
MAIN/SUB
IMAGE
BACK
CH
CH
ZOOM SURROUND
BASS SOUND

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Summary of Contents for Sanyo LCD-32XH4

  • Page 1: Table Of Contents

    FILE NO. SERVICE MANUAL LCD Television Model No. LCD-32XH4 (Argentina) Service Ref. No. LCD-32XH4-00 VIDEO MODE POWER RECALL DISPLAY MUTE AUDIO MODE SLEEP CHANGE MAIN/SUB IMAGE BACK ZOOM SURROUND BASS SOUND Contents Product Code:113011416 Original Version Safety Notice ....... . . 2 Specifications .

  • Page 2: Safety Notice

    Safety Notice Safety Precautions The following precautions must be observed. 1: Comply with all caution and safety-related notes provided on the cabinet back, cabinet bottom, inside the cabinet or on the chassis. 2: When replacing a chassis in the cabinet, always be certain that all the protective devices are installed properly, such as, control knobs, adjustment covers or shields, barriers, etc..

  • Page 3: Specifications

    Specifications Power Source AC 100 - 240 Volts, 50/60Hz Receiving System PAL-N/N, PAL-M/M, NTSC-M/M Channel Coverage ANTENNA mode VHF: CH02 - CH13 UHF: CH14 - CH69 CATV mode VHF band: CH01-CH13 MID band: CH14-CH22 SUPER band: CH23-CH36 HYPER band: CH37-CH64 ULTRA band: CH65-CH94 and CH100-CH125 Low MID band: CH95-CH99 Aerial Input Impedance 75 Ω...

  • Page 4: Chassis Block Diagrams

    Chassis Block Diagram MAIN SIGNAL PROCESSING CIRCUIT...

  • Page 5: Chassis Block Diagrams

    Chassis Block Diagram POWER SUPPLY IC (STRW6753)

  • Page 6: Ic Block Diagrams

    IC Block Diagrams (On the ASSY, PWB, MAIN) IC003 < Sync. Separation> LA7217 IC402 QTC4052BF---P...

  • Page 7: Ic Block Diagrams

    IC Block Diagrams (On the ASSY, PWB, MAIN) IC301 LV1116...
  • Page 8 IC Block Diagrams (On the ASSY, PWB, MAIN) IC403 QYDA138-----M IC7200 QFLI8531-BE-M...
  • Page 9 IC Block Diagrams (On the ASSY, PWB, MAIN) IC7300 QXXAVC914---M IC7500 QANX9011L---M...
  • Page 10 IC Block Diagrams (On the ASSY, PWB, POWER) IC601 VIPER53 IC602 L6563 -10-...
  • Page 11 IC Block Diagrams (On the ASSY, PWB, POWER) IC603 L6599TR IC608 LM393 -11-...

  • Page 12: On-Screen Service Menu System

    On-screen Service Menu System General This set has an On-screen Service Menu System included in the CPU that allows remote operation for most of the service adjustments. On-screen Service Menu System Quick operation is needed to enter Service Mode. How to enter the Service Menu Press and hold the MENU button on Side Controls.

  • Page 13: Service Adjustments

    On-screen Service Menu System Service Adjustment Data Table Source Item Name Initial Data Description 1.ALL Normalred FLI8531 White Tone offset （Gerenal Data) Normalgreen FLI8531 (Normal) (Basic data) Normalblue FLI8531 Warmred FLI8531 White Tone offset Warmgreen FLI8531 (Warm) Warmblue FLI8531 Coolred FLI8531 White Tone offset Coolgreen...
  • Page 14 On-screen Service Menu System Source Item Name Initial Data Description 5.CVBS1PALN/ALL Normalred Same as Gerenal FLI8531 Same as Gerenal data(1.ALL)--> data(1.ALL) （Gerenal Data) Normalgreen FLI8531 Normalblue FLI8531 Warmred FLI8531 Warmgreen FLI8531 Warmblue FLI8531 Coolred FLI8531 Coolgreen FLI8531 Coolblue FLI8531 FLI8531 Green FLI8531 Blue...
  • Page 15 On-screen Service Menu System Source Item Name Initial Data Description Coolgreen FLI8531 Coolblue FLI8531 FLI8531 Green FLI8531 Blue FLI8531 Brightness FLI8531 Contrast FLI8531 Saturation FLI8531 FLI8531 Sharpness FLI8531 Picmodedynamicbri FLI8531 Picmodedynamiccon FLI8531 Picmodedynamicsat FLI8531 Picmodesoftbri FLI8531 Picmodesoftcon FLI8531 Picmodesoftsat FLI8531 Picmodepersonalbri FLI8531 Picmodepersonalcon...
  • Page 16 On-screen Service Menu System Source Item Name Initial Data Description 13.SVIDEOPALM Brightnessoffset FLI8531 Brightness offset（Svideo PALM） Contrastoffset FLI8531 Contrast offset（Svideo PALM） Saturationoffset FLI8531 Saturation offset（Svideo PALM） Hueoffset FLI8531 Hue offset（Svideo PALM） Sharpnessoffset FLI8531 Sharpness offset（Svideo PALM） Redoffset FLI8531 WR offset（Svideo PALM） Greenoffset FLI8531 WG offset（Svideo PALM）...
  • Page 17 On-screen Service Menu System Source Item Name Initial Data Description 20.COMP1080I 50 PORT Brightnessoffset FLI8531 Brightness offset(Component 1080i/50Hz) (Component) Contrastoffset FLI8531 Contrast offset(Component 1080i/50Hz) ( 1080i 50Hz ) Saturationoffset FLI8531 Saturation offset(Component 1080i/50Hz) Hueoffset FLI8531 Hue offset(Component 1080i/50Hz) Sharpnessoffset FLI8531 Sharpness offset(Component 1080i/50Hz) Redoffset FLI8531 WR offset(Component 1080i/50Hz) Greenoffset...

  • Page 18: Service Adjustments

    Service Adjustments CAUTION ! Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance and for correct operation. Setting the Initial data This adjustment is controlled by the CPU (IC7200) through the IIC Bus Data Line in the chassis, and those adjustment data are memorized the memory IC (IC8002).

  • Page 19: Mechanical Disassembly

    Mechanical Disassembly [ Disassembly Diagram ] CABINET FRONT MOUNTING PANEL HOLDER CHASSIS BASE PANEL TERMINAL BASE DEC. RC SPEAKER BUTTON UNIT CABINET BACK STAND BASE -19- -19-...

  • Page 20: Stand Removal

    Mechanical Disassembly 1. Stand Removal Remove 6 screws and remove the Stand. Stand SCALE 0.500 -20- -20-...
  • Page 21 Mechanical Disassembly 2. Cabinet Back Removal Remove 13 screws and take the Cabinet Back off. Note: Cabinet Back can be removed even if it does not remove a stand. -21- -21-...
  • Page 22 Mechanical Disassembly 3. Circuit Board Removal Remove 6 screws and take ASSY, PWB, POWER off. Remove 4 screws on the circuit board and then take ASSY, PWB, MAIN off . Remove 4 screws on the circuit board and then take ASSY, PWB, SUB off . ASSY, PWB, MAIN ASSY, PWB, POWER ASSY, PWB, SUB...

  • Page 23: Lcd Panel Removal

    Mechanical Disassembly 4. LCD Panel Removal Remove 16 screws and take HOLDER off. HOLDER HOLDER Remove 3 screws and take PANEL HOLDER off. PANEL HOLDER -23- -23-...

  • Page 24: Speaker Removal

    Mechanical Disassembly 5. SPEAKER Removal Remove 8 screws and take SPEAKER off. SPEAKER SPEAKER -24- -24-...

  • Page 25: Cabinet Parts List

    Key No. Part No. Description Key No. Part No. Description 1AA2CAM0607-B CABINET FRONT-N5AV 1LG2BAA0008-- BADGE,SANYO*43.5X10L43.5 1AA2BUM0562-- BUTTON UNIT-N5BP 1AA2SDM0180-- STAND BASE-N5BP 1AA2CBM0439-- CABINET BACK-N5AP 1AV0U10B44900 ASSY,REMOCON JXMTL 1AA2RCM0306-- RC-BATTERY LID-JXMTL...
  • Page 26 Aug./2007 NEWSAN S. A. Una empresa del grupo SANYO Electric Co.

  • Page 27: Chassis Electrical Parts List

    Chassis Electrical Parts List Product safety should be considered when a component replacement is made in any area of a receiver. Ref. No. Part No. Description Ref. No. Part No. Description Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety.
  • Page 28 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description C2302 CE1C470M1WANG ELECT 47U M 16V C7227 CK1C104KGQBNG CERAMIC 0.1U K 16V C2305 CE0J220MKNANG ELECT 22U M 6.3V C7228 CE0J220MKNANG ELECT...
  • Page 29 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description C7301 CK1E104ZGQFNG CERAMIC 0.1U Z 25V C7256 CKXAV1C104EAG CERAMIC 0.1U K 16V C7302 CKXLB1E104YDG CERAMIC 0.1U Z 25V C7256 CKXLB1C104YAG CERAMIC 0.1U K 16V...
  • Page 30 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Ref. No. Part No. Description Description C7510 CKXLB1C104YAG CERAMIC 0.1U K 16V C7536 CEXLB1C100VAG ELECT 10U M 16V C7510 CK1C104KGQBNG CERAMIC 0.1U K 16V C7536 CE1C100M1WANG ELECT 10U M 16V...
  • Page 31 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description D7205 DZXLBXB5.6B-G ZENER DIODE MM3Z5V6B L7500 1AV4L26B2770G INDUCTOR,220 OHM D7280 DDXLBB053---G DIODE 1SS35 L7500 1LB4L26B0740G INDUCTOR , 220 OHM D7280 DD1SS355----G DIODE 1SS355-TE-17...
  • Page 32 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description RB7502 1AV4R1A43304G R-NETWORK 33X4 0.063W R7197 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W RB7502 1LB4R1YA330JG R-NETWORK 33X4 0.063W R7198 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W RB7502 1LB4R1ZA330JG...
  • Page 33 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description R7263 RGF1003JTCANL MT-GLAZE 100K JA 1/10W R8001 RGF1002JTCANL MT-GLAZE 10K JA 1/10W R7266 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W R8002 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W R7270 RGFR000ZTCANL...
  • Page 34 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description C328 CKXAV1C104EAG CERAMIC 0.1U K 16V C119 CEXLB1C101VDN ELECT 100U M 16V C328 CKXLB1C104YAG CERAMIC 0.1U K 16V C120 CKXLB1H104YDG CERAMIC...
  • Page 35 Safety Safety Description Ref. No. Part No. Description Ref. No. Part No. Ref. No. Part No. Description Ref. No. Part No. Description D402 DD1SS355----G DIODE 1SS355-TE-17 R163 RGF3302JTCANL MT-GLAZE 33K JA 1/10W D405 DD1SS355----G DIODE 1SS355-TE-17 R188 RGF3901JTCANL MT-GLAZE 3.9K JA 1/10W D408 DD1SS355----G DIODE 1SS355-TE-17...
  • Page 36 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description R507 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W SW1952 1LB4S10B0200J SWITCH,PUSH 1P-1TX1 R508 RGF1003JTCANL MT-GLAZE 100K JA 1/10W SW1953 1AV4S10B0900J SWITCH,PUSH 1P-1T R509 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W...
  • Page 37 Safety Safety Ref. No. Part No. Ref. No. Part No. Description Ref. No. Part No. Description Description Ref. No. Part No. Description D616 DDXLBB042---G DIODE LL4148 C615 CEXLB1V470VEN ELECT 47U M 35V D618 DDXLBB042---G DIODE LL4148 C616 CKXAV1H104EAG CERAMIC0.1U K 50V D620 DDXLBB042---G DIODE LL4148 C616...
  • Page 38 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description Ref. No. Part No. Description R6009 RGF2201JTCANL MT-GLAZE 2.2K JA 1/10W R625 RGB7503JTBANL MT-GLAZE 750K JA 1/4W R6012 RG13301JTEANL MT-GLAZE 3.3K JA R626 RGB3903JTBANL MT-GLAZE 390K JA 1/4W R6013 RGA1501JTDANL MT-GLAZE 1.5K JA 1/2W...

  • Page 39: Printed Wiring Board

    Printed Wiring Board MAIN BOARD (Parts Side) KSP9L KSP9R K101 C015 IC403 R014 R013 R032 R044 C018 R043 Q001 R035 R034 R7138 R033 D002 D2301 R002 D2208 D2205 IC2301 C2210 D2209 C7312 L2214 C2211 R2202 C2218 R7327 C1530 C2215 R7320 C7250 R2201 R7319...
  • Page 40 Printed Wiring Board MAIN BOARD (Solder Side) -40-...
  • Page 41 Printed Wiring Board SUB BOARD (Parts Side) J342 K403 J406 C344 C409 C359 J402 J405 J356 C337 R604 J362 C412 C342 J403 C414 J331 C321 J358 J359 J401 J372 J360 C313 C410 J323 J326 J327 J333 J355 J363 J338 C190 C272 J365 J322...
  • Page 42 Printed Wiring Board SUB BOARD (Solder Side) K404 C317 K403 C345 C325 C351 C324 J342 R344 R350 R372 C344 IC401 C318 C352 C606 ZD400 R400 R342 C400 C346 C359 C407 R409 C306 R410 R347 C403 J406 R411 J402 C408 C413 C336 R356 D400...
  • Page 43 Printed Wiring Board POWER BOARD (Parts Side) L602H1 JP601 L602H2 L603H1 JP604 L603H2 F601 AC250V 5A L602H4 JP602 L602H3 L603H4 JP603 L603H3 J601 R658 D601 Q601 R634 D603 C655 R633 R654 C661 C648 Q602 C639 Q603 J615 C617 R657 J635 D638 L601H10 L601H11...
  • Page 44 Printed Wiring Board POWER BOARD (Solder Side) JP604 JP601 C610 F601 R602 AC250V 5A J601 JP602 JP603 C602 R658 D603 Q601 D601 R636 R632 R634 D610 R654 R633 C655 R605 C647 R606 R604 C648 C661 R644 C629 R635 C630 C621 R643 C639 R618...
  • Page 45 Printed Wiring Board KEY BOARD (Parts Side) J1902 J1903 A30C5 J1905 J1906 J1901 SW1953 SW1950 SW1951 SW1952 SW1954 SW1955 SW1956 1LG4B10Y0150B_A *** ??? J1907 KEY BOARD (Solder Side) ZD1951 SW1953 SW1950 R1953 SW1956 D1901 R1906 R1909 ZD1954 SW1955 SW1952 ??? *** SW1951 SC1901 J1902...
  • Page 46 Allowable error (±5%) N: Metalized carbon SERVICE mark. 7. Parts specified with "X" are not installed in this model. LCD-32XH4-00 Kind (M.carbon) S: Oxied metalized 8. Parts specified with "J" are just jumper wires. W: Wire wounding REF. NO.
  • Page 47 K404 J10AU105N B4J10XG080N (500KHz) X199 V11B0350N K400_7 L2GD3R3MG PWR-ON C192 L199 10KM1LZB R190 Q198 K400_GN GND5 C193 R191 JP402 KK0.01GQ 1/10GJ1KC GND5 K400_2 R409 :KK0.01LBYAG 1/2GZ0 GND5 TV-SYNC GND5 GND5 C407 C190 K400_3 GND3 6.3EM47LBWA R192 32FH 1/10GJ5.6KC JP403 IC003 LA7217M-TG COUNT LOCK...
  • Page 48 TV/AV DOWN DOWN MENU R1902 C1903 SW1951 SW1952 SW1953 SW1954 SW1955 SW1956 1/16GJ220C 6.3KK10MB S10B0900J S10B0900J S10B0900J S10B0900J S10B0900J S10B0900J POWER SW C1902 U1901 ON/OFF U20C11701 6.3KK10MB R1903 1/16GJ220C SW1950 S10B0900J K19A_7 Z30B0220G SC1902 U1901_GND CL1956 CL1951 CL1952 CL1953 CL1954 CL1955 B4J10XB070N CL1957...
  • Page 49 R6000 1/10GF470C R6001 1/10GJ4.7KC R6002 C6024 1/10GJ47C R667 16KK0.22LZB C6222 1/10GJ1KC :16KK R6005 R6006 R6007 0.22GQ 1/10GF560C 1/10GJ68C 1/10GZ0C C6025 C6223 P-GND JP6228 IC610 R6008 D650 1/10GJ2.2KC UPC1093J PC123Y52 R6009 K604 1/10GJ2.2KC K603 J10AU025N CL608 C653 250KK470XH CL609 P-GND R6010 CL607 CL606 C652...

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