Sharp LC-32DH65E Service Manual
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Sharp LC-32DH65E Service Manual

Lcd colour television
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See also: Operating Manual
TopPage
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.
SAFETY PRECAUTION
CAUTION ............................................... . ............i
End of life disposal ................................. . .......... iii
[1]
SPECIFICATIONS ................................. . ....... 1-1
[2]
OPERATION MANUAL .......................... . ....... 1-2
[3]
DIMENSIONS ........................................ . ....... 1-7
[1]
REMOVING OF MAJOR PARTS
(LC-32DH65E, LC-32DH65S) ................ . ....... 2-1
[2]
(LC-37DH65E, LC-37DH65S) ............... . ....... 2-7
CHAPTER 3. ADJUSTMENT PROCEDURE
[1]
ADJUSTMENT PROCEDURE ............... . ....... 3-1
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.

SERVICE MANUAL

LCD COLOUR TELEVISION
LC-32DH65E/S
LC-37DH65E/S
MODELS
CONTENTS
CHAPTER 4. TROUBLESHOOTING TABLE
[1]
TROUBLESHOOTING TABLE ......................4-1
[2]
error .............................................................4-17
[1]
MAIN BLOCK DIAGRAM...............................5-1
[2]
SYSTEM BLOCK DIAGRAM .........................5-3
[3]
OVERALL WIRING DIAGRAM ......................5-5
[1]
[2]
CHAPTER 7. SCHEMATIC DIAGRAM
[1]
DESCRIPTION OF SCHEMATIC DIA-
GRAM............................................................7-1
[2]
SCHEMATIC DIAGRAM ................................7-2
LC-32DH65E/S, LC-37DH65E/S
No. S98Q5LC32H65E
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.

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Summary of Contents for Sharp LC-32DH65E

  • Page 1: Table Of Contents

    CHAPTER 2. REMOVING OF MAJOR PARTS MAIN UNIT PRINTED WIRING BOARD..6-1 REMOVING OF MAJOR PARTS LED UNIT PRINTED WIRING BOARD ..6-5 (LC-32DH65E, LC-32DH65S) ......2-1 REMOVING OF MAJOR PARTS CHAPTER 7. SCHEMATIC DIAGRAM (LC-37DH65E, LC-37DH65S) ....... 2-7 DESCRIPTION OF SCHEMATIC DIA- GRAM............7-1...

  • Page 2: Important Service Safety Pre

    LC-32DH65E/S, LC-37DH65E/S LC32DH65E 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-32DH65E/S, LC-37DH65E/S 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.

  • Page 4: End Of Life Disposal

    If the product is used for business purposes and you want to discard it: Please contact your SHARP dealer who will inform you about the take-back of the product. You might be charged for the costs arising from take-back and recycling. Small products (and small amounts) might be taken back by your local collection facilities.

  • Page 5: Chapter 1. Operation Manual Specifications

    • As a part of our policy of continuous improvement, SHARP reserves the right to make design and specification changes for product improvement without prior notice. The performance specification figures indicated are nominal values of production units. There may be some deviations from these values in individual units.
  • Page 6 LC-32DH65E/S, LC-37DH65E/S [2] OPERATION MANUAL Remote control unit (Standby/On) Exit the “MENU” screen. R/G/Y/B (Colour) buttons Buttons for useful operations The coloured buttons are (Teletext) correspondingly used to select the ATV: Display analogue teletext coloured items on the screen (e.g.
  • Page 7 LC-32DH65E/S, LC-37DH65E/S TV (Front view) Remote control sensor OPC sensor OPC indicator (Standby/On) indicator TV (Rear view) (Power) button MENU button (INPUT SOURCE) button WARNING: Excessive sound pr e ssure from earphones and headphones can cause hearing loss. Programme (channel)
  • Page 8 LC-32DH65E/S, LC-37DH65E/S Attaching the stand unit • Before attaching (or detaching) the stand, unplug the AC cord from the AC INPUT terminal. • Before performing work, spread cushioning over the surface on which you will be laying the TV. This will prevent it from being damaged.

  • Page 9: Cautions Regarding The Remote Control Unit

    LC-32DH65E/S, LC-37DH65E/S Inserting the batteries Before using the TV for the first time, insert two supplied “AAA” size alkaline batteries. When the batteries become depleted and the remote control unit fails to operate, replace the batteries with new “AAA” size batteries.

  • Page 10: Information On The Software License For This Product

    The copyrights for the software components and various relevant documents included with this product that were developed or written by SHARP are owned by SHARP and are protected by the Copyright Act, international treaties, and other relevant laws. This product also makes use of freely distributed software and software components whose copyrights are held by third parties.

  • Page 11: Dimensions

    LC-32DH65E/S, LC-37DH65E/S [3] DIMENSIONS Unit: mm ) : LC-32DH65E/32DH65S ] : LC-37DH65E/37DH65S : LC-32DH65E/32DH65S LC-37DH65E/37DH65S 400.0 400,0 (774.0) / [902.0] (73.2) 96.8 (774,0) / [902,0] (73,2) 96,8 [84.7] [84,7] (699.2) / [824.4] (699,2) / [824,4] 200.0 (224.0) / [247.0] 200,0 (224,0) / [247,0] 15°...

  • Page 12: Chapter 2. Removing Of Major Parts

    LC-32DH65E/S, LC-37DH65E/S CHAPTER 2. LC32DH65E REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS (LC-32DH65E, LC-32DH65S) 1. Remove the 4 lock screws and detach the Stand Unit. 2. Remove the 10 lock screws , 1 lock screws and detach the Rear Cabinet.

  • Page 13: Main Unit

    LC-32DH65E/S, LC-37DH65E/S 3. Remove the 7 lock screws , 2 lock screws , 2 lock screws , 2 lock screws , 1 lock screw and detach the Full Shield. 4. Disconnect all the connectors from all the PWBs. Full Shield...
  • Page 14 LC-32DH65E/S, LC-37DH65E/S 5. Remove the Speaker (L) , (R) 6. Remove the 4 lock screws , the 3 hooks and detach the POWER/INVETER Unit. 7. Remove the 7 lock screws , the 1 lock screw and detach the MAIN Unit.

  • Page 15: Led Unit

    LC-32DH65E/S, LC-37DH65E/S 9. Remove the 1 lock screw and detach the Bottom Cover. 10.Remove the 2 lock screws 4 lock screws and detach the Stand Angle. 11.Remove the LED Unit. LED Unit Stand Angle Bottom Cover 2 – 4...

  • Page 16: Lcd Panel

    LC-32DH65E/S, LC-37DH65E/S 12.Remove the 2 lock screws , 4 hooks and detach the LCD Panel Module. 13.Remove the 4 lock screws , and detach the LCD Holder A, B. 14.Remove the 6 lock screws and detach the Panel Support Angle.
  • Page 17 LC-32DH65E/S, LC-37DH65E/S 15.Remove the 10 lock screws 10 lock screws , 5 lock screws and Bezel Ass’y. 16.Detach the TFT LCD Panel, Lens Sheet and Diffusion Plate. 17.Detach the Panel Chassis Ass’y Lamp Holder (L), Lamp holder (R) and the Lamp Unit.

  • Page 18: Removing Of Major Parts (Lc-37Dh65E, Lc-37Dh65S)

    LC-32DH65E/S, LC-37DH65E/S [2] REMOVING OF MAJOR PARTS (LC-37DH65E, LC-37DH65S) 1. Remove the 4 lock screws and detach the Stand Unit. 2. Remove the 4 lock screws , 7 lock screws , 1 lock screw and detach the Rear Cabinet. Rear Cabinet...
  • Page 19 LC-32DH65E/S, LC-37DH65E/S 3. Remove the 7 lock screws , 2 lock screws , 2 lock screws , 2 lock screws , 1 lock screw and detach the Full Shield. 4. Disconnect all the connectors from all the PWBs. INVERTER unit...
  • Page 20 LC-32DH65E/S, LC-37DH65E/S 5. Remove the 1 lock screw 1 lock screw and detach the Speaker (L) , (R) 6. Remove the 2 lock screws , the 4 hooks and detach the INVETER Unit. 7. Remove the 3 lock screws , the 2 hooks and detach the POWER Unit.
  • Page 21 LC-32DH65E/S, LC-37DH65E/S 10.Remove the 1 lock screw and detach the Bottom Cover. 11.Remove the 2 lock screws 4 lock screws and detach the Stand Angle. 12.Remove the LED Unit. LED Unit Stand Angle Bottom Cover 2 – 10...
  • Page 22 LC-32DH65E/S, LC-37DH65E/S 13.Remove the 6 lock screws , and detach the Panel Support Angle. 14.Remove the 6 lock screws , 4 hooks and detach the LCD Panel Module. Hook Hook Hook Panel Support Angle LCD Panel Module Hook Hook 2 – 11...

  • Page 23: Back Light Chassis Ass'y

    LC-32DH65E/S, LC-37DH65E/S 15.Remove the 6 lock screws , 14 lock screws , 8 lock screws and detach the Bezel Ass’y. 16.Detach the TFT LCD Panel, Lens Sheet and Diffusion Pane. 17.Detach the Panel Chassis Ass’y, Lamp Holder (L), Lamp Holder (R) and the Lamp Unit.

  • Page 24: Adjustment Procedure

    1. Procure the following units in order to replace the main unit, IC8101, IC5001, or IC5003. MAIN UNIT: DUNTKE685FM02 (LC-32DH65E/S) DUNTKE685FM04 (LC-37DH65E/S) NOTE: [Caution when replacing ICs in the main unit (IC1504)] The above ICs are EEPROMs storing the EDID data of HDMI.
  • Page 25 LC-32DH65E/S, LC-37DH65E/S 2. Entering and exiting the adjustment process mode 1. Unplug the AC power cord 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.

  • Page 26: Vic Xpos

    LC-32DH65E/S, LC-37DH65E/S 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.) 1/16 MAIN Version Main software version BOOT Version BOOT Version.
  • Page 27 LC-32DH65E/S, LC-37DH65E/S Page Line Item Description Remarks (adjustment detail, etc.) 8/16 ANALOG PC ADJ Enter DVI ANALOG video level adjustment R OFFSET R CUTOFF adjustment value G OFFSET G CUTOFF adjustment value B OFFSET B CUTOFF adjustment value R GAIN...

  • Page 28: Special Features

    LC-32DH65E/S, LC-37DH65E/S 6. Special features 1. NORMAL STANDBY CAUSE (Page 1/16) 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.
  • Page 29 LC-32DH65E/S, LC-37DH65E/S 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 (2/16), set the “HOTEL MODE” Flag to ON.
  • Page 30 LC-32DH65E/S, LC-37DH65E/S 4. Basic operation in the Public Mode </> Change or execution of the set value. Volume or Cursor Movement to the selected item. Channel or Cursor Decision (ok) Execution (Used by the items “Execution” and “RESET”.) PUBLIC Mode R/C Ordinary operation mode: It enters the PUBLIC Mode.
  • Page 31 LC-32DH65E/S, LC-37DH65E/S 6. Setting items (* Item names and selective items are expressed in English.) 1) Power ON fixed [POWER ON FIXED] Option “VARIABLE”, “FIXED_ALL”, “FIXED_BODYKEY” or “RC RESPOND” (loop enabled) Default “VARIABLE” Function • When set to “FIXED_ALL”, the “POWER/RECEPTION” key on the main unit or remote control is disabled.
  • Page 32 LC-32DH65E/S, LC-37DH65E/S 5) Volume fixed level [VOLUME FIXED LEVEL] Option 0 ~ 60 (loop disabled) Default Function The volume is fixed to the adjusted value (the main unit’s speaker only). Exception • In the adjustment process, the volume can be set to any level regardless of this setting.
  • Page 33 LC-32DH65E/S, LC-37DH65E/S 10)OSD display [ON SCREEN DISPLAY] Option “YES”, “NO” or “LIMITED” (loop enabled) “LIMITED” is looped only in case of need (destination). Default Function • When set to “NO”, the following OSD is not displayed. Registration, setting, adjustment menu, channel call, volume bar, and input select •...
  • Page 34 LC-32DH65E/S, LC-37DH65E/S 15)232C power ON control [232C POWON] Option “ENABLE” or “DISABLE” (loop enabled) Default DISABLE Function Power ON by the 232C command is enabled/ disabled in the standby state. The same function as 232C command “RSPW”. “ENABLE”: POWR0001 is always enabled.
  • Page 35 LC-32DH65E/S, LC-37DH65E/S 9. Video signal adjustment procedure The adjustment process mode menu is listed in Section 5. Signal generator level adjustment check (Adjustment to the specified level) : 0.7Vp-p ± 0.02Vp-p (Pedestal to white level) • Composite signal PAL : 0.7Vp-p ± 0.02Vp-p •...
  • Page 36 LC-32DH65E/S, LC-37DH65E/S 5. ADC adjustment (Component 15K) Adjustment point Adjustment Conditions Adjustment procedure • Feed the COMPONENT 15K 100% full field colour bar signal (100% colour Setting [Signal] COMP15K, 50Hz saturation) to EXT3 COMPONENT IN. 100% Full Field Colour Bar sig-...

  • Page 37: White Balance Adjustment

    LC-32DH65E/S, LC-37DH65E/S 10. White Balance Adjustment For white balance adjustment, adjust the offset values on pages 12/16. [Condition of the unit for inspection] : PC mode, Modulated light (+16), Color temperature (High) [Input signal condition] : HDMI 1080i 15IRE (LO), 78IRE (HI)

  • Page 38: Upgrading The Software

    LC-32DH65E/S, LC-37DH65E/S 13. Upgrading the software 1. Turn off the AC power (Unplug the AC power cord). 2. Insert the upgrading USB flash memory for upgrade into the service slot. 3. While holding down the power button, plug in the AC power cord of the main unit to turn on the power.
  • Page 39 LC-32DH65E/S, LC-37DH65E/S NOTE: Then get the set started and call the process adjustment screen 1/16 to check the main software version. CAUTION: 1) Do not take out and put in the USB flash memory during formatting. 2) It takes about one minute to the rewriting completion.

  • Page 40: Troubleshooting Table

    LC-32DH65E/S, LC-37DH65E/S CHAPTER 4. LC32DH65E TROUBLESHOOTING TABLE Service Manual [1] TROUBLESHOOTING TABLE The sound is not emitted from the speaker though the picture has come out. No sound output in all modes.? Is I2SO_DATA signal output more than IC1302 (DSP)?
  • Page 41 LC-32DH65E/S, LC-37DH65E/S <LC-32/37D65E> No sound (during the reception of TV (DIGITAL) broadcasting) (1) Does not the sound go out though the picture has come out when DTV is received? Is DTV_I2S signal output from pin (F4/DTV_SCK), (F5/DTV_WS) Check IC8101 and its peripheral circuits.
  • Page 42 LC-32DH65E/S, LC-37DH65E/S No sound from external input devices (2) Does not the sound of the audio signal input to EXT3 go out? Is there a audio input signal in pins (2/IN4L) and (4/IN4R) of Check the setting of an external input device that connects with EXT3 (J502)? EXT3.
  • Page 43 LC-32DH65E/S, LC-37DH65E/S <LC-32D65E/RU, LC-37D65E/RU> The audio signal is not output (1) No audio signal output from EXT1/EXT2 terminal. Is there a audio output signal in pins (3/L-ch) and (1/R-ch) of Check the setting of an external input device that connects with EXT1 (SC502)? EXT1.
  • Page 44 LC-32DH65E/S, LC-37DH65E/S <LC-32DH65E, LC-37DH65E> The audio signal is not output (2) No audio signal output from EXT1/EXT2 terminal. (HDMI/DTV (H.264)) Is there a audio output signal in pins (3/L-ch) and (1/R-ch) of Check the setting of an external input device that connects with EXT1 (SC502)? EXT1.
  • Page 45 LC-32DH65E/S, LC-37DH65E/S The audio signal is not output (3) No audio signal output from AUDIO_OUTPUT terminal. Is audio signal (L/R) output to pins (2, 4) of AUDIO_OUTPUT ter- Check the connection to AUDIO_OUTPUT terminal and external minal (J503)? input devices.
  • Page 46 LC-32DH65E/S, LC-37DH65E/S No picture on the display (1) The picture doesn't appear in all modes. Is the LVDS signal output from IC8101 (DIGITAL_AV_DECODER_&_MAIN_CPU_&_VIDEO PROCESSER) respectively? TA1_P/M (AC25/AC26), TB1_P/M (AD25/AD26), TC1_P/M (AE25/AE26), TD1_P/M (AE24/AF24), TE1_P/M (AE23/AF23), TCLK1_P/M (AF25/ AF26), TA2_P/M (AE22/AF22), TB2_P/M (AE21/AF21), TC2_P/M (AE20/AF20), TD2_P/M (AE18/AF18), TE2_P/M (AE17/AF17), TCLK2_P/M (AE19/AF19) Check IC8101 and its peripheral control circuits.
  • Page 47 LC-32DH65E/S, LC-37DH65E/S <LC-32D65E/RU, LC-37D65E/RU> No picture on the display (3) Does not the picture come out when DTV is received? Is the prescriptive voltage supplied a power supply terminal of a Each power supply circuit is checked. TUNER circuit and IC7508 (COFDM - DEMOD)? (IC7502, IC9607, IC9604, etc.)
  • Page 48 LC-32DH65E/S, LC-37DH65E/S <LC-32DH65E LC-37DH65E> No picture on the display (4) Does not the picture come out when DTV is received? Is the prescriptive voltage supplied a power supply terminal of a Each power supply circuit is checked. TUNER circuit and IC7508 (COFDM - DEMOD)? (IC7502, IC9607, IC9604, etc.)
  • Page 49 LC-32DH65E/S, LC-37DH65E/S [External input EXT1,EXT2] No picture on the display (5) 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? Is CVBS signal sent to pin (20) of EXT1 (SC502)? Check the setting of an external input device that connects with EXT1.
  • Page 50 LC-32DH65E/S, LC-37DH65E/S [External input EXT1,EXT2] No picture on the display (7) Does not the picture of the R/G/B signal input to EXT1 go out? Does not the picture of the R/G/B signal input to EXT2 go out? Is RGB1 signal sent to pins (15)/R1, (11)/G1 and (7)/B1 of EXT1...
  • Page 51 LC-32DH65E/S, LC-37DH65E/S [External input EXT4] No picture on the display (9) Does not the picture of the DVI (ANALOG) video signal input to EXT4 (15pin-D-SUB terminal) go out? Are the video signal and the synchronized signal input from pin Check the connection and setup with the external DVI devices.
  • Page 52 LC-32DH65E/S, LC-37DH65E/S [External input HDMI-1/2/3] No picture on the display (11) Does not the picture/sound of the HDMI signal input to HDMI-1/2/3 go out? Is the Hot plug detection function output from pin (19) of the HDMI-1 Check the line between SC1502 and pin (50) of IC1507 (SC1502) normal? (TMDS-SW).
  • Page 53 LC-32DH65E/S, LC-37DH65E/S <During external connection> No picture on the monitor (1) No picture appears on EXT1/EXT2 connected monitor during the U/V reception. Is CVBS signal output into pin (19) of EXT1 (SC502) from pin Check the setting of an external input device that connects with (67) of IC503 (AV_SW)? EXT1.
  • Page 54 LC-32DH65E/S, LC-37DH65E/S <LC-32/37DH65E> <During external connection> No picture on the monitor (3) No picture appears on EXT1/EXT2 connected monitor during the DTV(H.264) reception. Is CVBS signal output into pin (19) of EXT1 (SC502) from pin Check the setting of an external input device that connects with (67) of IC503 (AV_SW)? EXT1.
  • Page 55 LC-32DH65E/S, LC-37DH65E/S <During external connection> No picture on the monitor (5) SCART2: No picture from EXT8 appears on EXT2- connected monitor. Is CVBS signal output into pin (19) of EXT2 (SC501)? Check the setting of an external input device that connects with EXT2.

  • Page 56: Led Flashing Specification At The Time Of The Error

    LC-32DH65E/S, LC-37DH65E/S [2] LED flashing specification at the time of the error Display method • Refer to Table 1. • Make the OPC LED flash using the [MENU] key on the remote control since the display for service persons is identified by the number of flashings (once to 5 times).
  • Page 57 LC-32DH65E/S, LC-37DH65E/S MONITOR ERR STBY table Outline: Communication/Power failure detected by the monitor microprocessor (IC2003) is stored on EEPROM, and the last 4 abnormal states can be confirmed in the adjustment process mode. Location: Page 1/16 of the adjustment process mode: MONITOR ERR CAUSE “0”...
  • Page 58 LC-32DH65E/S, LC-37DH65E/S 2) Inverter/Lamp failure details (Power red LED flashes once and OPC (preset) LED flashes) Error type OPC (preset) LED operation (1 cycle) Note: Pins are monitor microprocessor pins unless otherwise specified (IC2003). H: On ERR_PNL(40pin): Abnormal L. Confirmed after 5 consecutive detections at 1 second intervals (detected only when the backlight is on).

  • Page 59: Chapter 5. Block Diagram/Wiring Diagram

    LC-32DH65E/S, LC-37DH65E/S CHAPTER 5. LC32DH65E BLOCK DIAGRAM/WIRING DIAGRAM Service Manual [1] MAIN BLOCK DIAGRAM MAIN BLOCK DIAGRAM-1 5 – 1...
  • Page 60 LC-32DH65E/S, LC-37DH65E/S MAIN BLOCK DIAGRAM-2 5 – 2...

  • Page 61: System Block Diagram

    LC-32DH65E/S, LC-37DH65E/S [2] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM (LC-32DH65E/S) 5 – 3...
  • Page 62 LC-32DH65E/S, LC-37DH65E/S SYSTEM BLOCK DIAGRAM (LC-37DH65E/S) 5 – 4...

  • Page 63: Overall Wiring Diagram

    LC-32DH65E/S, LC-37DH65E/S [3] OVERALL WIRING DIAGRAM OVERALL WIRING BLOCK DIAGRAM (LC-32DH65E/S) QCNW-H841WJQZ 5 – 5...
  • Page 64 LC-32DH65E/S, LC-37DH65E/S OVERALL WIRING BLOCK DIAGRAM (LC-37DH65E/S) QCNW-H842WJQZ 5 – 6...

  • Page 65: Chapter 6. Printed Wiring Board

    LC-32DH65E/S, LC-37DH65E/S CHAPTER 6. LC32DH65E PRINTED WIRING BOARD Service Manual [1] MAIN UNIT PRINTED WIRING BOARD MAIN Unit (Side A) 6 – 1...
  • Page 66 LC-32DH65E/S, LC-37DH65E/S MAIN Unit (Chip Side A) SC5302 SC5301 FL516 R628 R568 R5346 R5301 R2080 VA8101 VA8102 Q5302 S2002 S2003 S2005 S2006 S2004 S2001 S2007 R5350 IC5302 D5302 R1363 R2081 D7510 P5002 R5305 D7511 C7513 C7536 C7514 R5303 R7536 C7531...
  • Page 67 LC-32DH65E/S, LC-37DH65E/S MAIN Unit (Side B) 6 – 3...
  • Page 68 LC-32DH65E/S, LC-37DH65E/S MAIN Unit (Chip Side B) D2005 R2082 R2083 R5307 D7506 C7535 R7555 R7517 C5240 R5324 R5320 D7505 R5321 C7521 R5325 R5311 R5326 R7537 C7525 C5202 R5322 R7538 R5323 R5327 R7528 R5312 R7510 R5304 R7524 R5333 R5043 R8150 R8160...

  • Page 69: Led Unit Printed Wiring Board

    LC-32DH65E/S, LC-37DH65E/S [2] LED UNIT PRINTED WIRING BOARD LED Unit (Chip SideB) LED Unit (Side B) LED Unit (Side A) LED Unit (Chip Side A) R109 R113 R110 Q103 R115 Q105 R103 R105 6 – 5...

  • Page 70: Gram

    LC-32DH65E/S, LC-37DH65E/S CHAPTER 7. LC32DH65E 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 71 LC-32DH65E/S, LC-37DH65E/S [2] SCHEMATIC DIAGRAM MAIN Unit-1 AND SHADED COMPONENTS=SAFETY RELATED PARTS 7 – 2...
  • Page 72 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-2 7 – 3...
  • Page 73 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-3 7 – 4...
  • Page 74 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-4 7 – 5...
  • Page 75 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-5 7 – 6...
  • Page 76 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-6 7 – 7...
  • Page 77 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-7 7 – 8...
  • Page 78 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-8 7 – 9...
  • Page 79 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-9 7 – 10...
  • Page 80 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-10 7 – 11...
  • Page 81 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-11 7 – 12...
  • Page 82 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-12 7 – 13...
  • Page 83 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-13 7 – 14...
  • Page 84 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-14 7 – 15...
  • Page 85 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-15 7 – 16...
  • Page 86 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-16 7 – 17...
  • Page 87 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-17 7 – 18...
  • Page 88 LC-32DH65E/S, LC-37DH65E/S MAIN Unit-18 7 – 19...
  • Page 89 LC-32DH65E/S, LC-37DH65E/S LED Unit 7 – 20...
  • Page 90 LC-32DH65E/S, LC-37DH65E/S — M E M O — 7 – 21...

  • Page 91: Parts Guide

    LCD PANEL MODULE ASSEMBLY LCD PANEL (LC-37DH65E/S) DUNTKE685FM02/FM04 [10] SUPPLIED ACCESSORIES (MAIN Unit) [11] PACKING PARTS (LC-32DH65E/S) DUNTKE687FM02/FM04 (LED Unit) [12] PACKING PARTS (LC-37DH65E/S) CABINET PARTS (LC-32DH65E) [13] SERVICE JIGS Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.
  • Page 92 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLY (LC-32DH65E/S) MAIN Unit DUNTKE685FM02 LED Unit DUNTKE687FM02 POWER/INVERTER Unit (Unit Replacement Item) RUNTKA456WJQZ [2] PRINTED WIRING BOARD ASSEMBLY (LC-37DH65E/S) MAIN Unit DUNTKE685FM04 LED Unit DUNTKE687FM04...
  • Page 93 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C587 Capacitor 4.7 16V Ceramic RC-KZA154WJZZY C588 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C589 Capacitor 4700p 50V Ceramic VCKYCY1HB472KY C590 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C591 Capacitor 4700p 50V Ceramic...
  • Page 94 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C1366 Capacitor 0.47 25V Ceramic VCKYTV1EB474KY C1367 Capacitor 33p 50V Ceramic VCCCCZ1HH330JY C1368 Capacitor 1000p 50V Ceramic VCCCCZ1HH102JY C1369 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C1370 Capacitor 1000p 50V Ceramic...
  • Page 95 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C5005 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C5006 Capacitor 10 16V Ceramic RC-KZA510WJPZY C5007 Capacitor 10 16V Ceramic RC-KZA510WJPZY C5008 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C5009 Capacitor 10 16V Ceramic...
  • Page 96 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C5209 Capacitor 0.22 6.3V Ceramic RC-KZA576WJQZY C5210 Capacitor RC-KZA176WJZZY C5211 Capacitor 0.22 6.3V Ceramic RC-KZA576WJQZY C5212 Capacitor 0.22 6.3V Ceramic RC-KZA576WJQZY C5213 Capacitor RC-KZA176WJZZY C5214 Capacitor 0.22 6.3V Ceramic...
  • Page 97 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C8109 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C8110 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C8114 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C8115 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C8116 Capacitor 0.1 16V Ceramic...
  • Page 98 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) C8324 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8325 Capacitor 0.1 16V Ceramic VCKYCZ1CF104ZY C8326 Capacitor 0.22 6.3V Ceramic RC-KZA576WJQZY C8328 Capacitor 0.22 6.3V Ceramic RC-KZA576WJQZY C8329 Capacitor 0.22 6.3V Ceramic...
  • Page 99 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) D504 Zener Diode MAZ8051GML RH-EXA520WJZZY D505 Zener Diode MAZ8051GML RH-EXA520WJZZY D506 Zener Diode MAZ8051GML RH-EXA520WJZZY D507 Zener Diode MAZ8051GML RH-EXA520WJZZY D508 Zener Diode MAZ8051GML RH-EXA520WJZZY D510...
  • Page 100 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) FB516 Balun BLN-0077TA RBLN-0077TAZZY FB517 Balun BLN-A188WJ RBLN-A188WJZZY FB518 Balun BLN-0077TA RBLN-0077TAZZY FB519 Balun BLN-0077TA RBLN-0077TAZZY FB520 Balun BLN-A188WJ RBLN-A188WJZZY FB1301 Balun BLN-A188WJ RBLN-A188WJZZY FB1302 Balun BLN-A188WJ...
  • Page 101 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) IC502 IC TC7W53FU(TE12L,F) VHITC7W53U/-1Y IC503 IC MM1783CQ VHIMM1783CQ-1Q IC504 IC AK4384ET VHIAK4384ET-1Y IC1301 IC TC7WH157FK(TE85L,F) VHI7WH157FK-1Y IC1302 IC STV8357FD VHISTV8357F-1Q IC1303 IC PQ1LAX95MSPQ VHIPQ1LAX95-1Y IC1304 IC STA333W13TR...
  • Page 102 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) L9605 Coil CILPA888WJ RCILPA888WJZZY L9606 Coil CILFA228WJ RCILFA228WJZZY L9607 Coil CILPA887WJ RCILPA887WJZZY LUG501 QLUGHA009WJZZY LUG502 QLUGHA009WJZZY LUG503 QLUGHA009WJZZY LUG504 QLUGHA009WJZZY LUG505 QLUGHA009WJZZY LUG506 QLUGHA009WJZZY LUG507 QLUGHA009WJZZY...
  • Page 103 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R540 Resistor 100k 1/16W Metal Oxide VRS-CZ1JF104JY R541 Resistor 100k 1/16W Metal Oxide VRS-CZ1JF104JY R543 Resistor 100 1/16W Metal Composition VRK-SA1JF101JY R544 Resistor 100 1/16W Metal Composition...
  • Page 104 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R1326 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R1327 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R1328 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1329 Resistor 10 1/16W Metal Composition...
  • Page 105 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R2015 Resistor 39k 1/16W Metal Oxide VRS-CZ1JF393JY R2016 Resistor 100 1/16W Metal Oxide VRS-CZ1JF101JY R2017 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R2018 Resistor 100 1/16W Metal Oxide...
  • Page 106 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R2615 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R2616 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R2617 Resistor 0 1/16W Metal Oxide VRS-CZ1JF000JY R2618 Resistor 0 1/16W Metal Oxide...
  • Page 107 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R5053 Resistor 0 1/32W Metal Composition VRK-SB1FF000JY R5054 Resistor 3.3k 1/16W Metal Oxide VRS-CZ1JF332JY R5055 Resistor 3.3k 1/16W Metal Oxide VRS-CZ1JF332JY R5056 Resistor 0 1/32W Metal Composition...
  • Page 108 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R5308 Resistor 10 1/16W Metal Composition VRK-SA1JF100JY R5309 Resistor 5.6k 1/16W Metal Oxide VRS-CZ1JF562FY R5313 Resistor 27k 1/16W Metal Oxide VRS-CZ1JF273FY R5314 Resistor 4.7k 1/16W Metal Oxide...
  • Page 109 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R8175 Resistor 47 1/32W Metal Composition VRK-SB1FF470JY R8179 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R8180 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R8181 Resistor 47 1/16W Metal Oxide...
  • Page 110 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) R9341 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R9344 Resistor 4.7k 1/16W Metal Composition VRK-SA1JF472JY R9601 Resistor 3.3 1/16W Metal Oxide VRS-CZ1JF3R3JY R9602 Resistor 1.2k 1/16W Metal Oxide...
  • Page 111 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [4] DUNTKE685FM02/FM04 (MAIN Unit) CI Coin Cover GCOVAC895WJ1A Spacer (TRIDENT IC) PSPAZB313WJKZ Spacer PSPAZB855WJKZ Earth Plate N QEARPA318WJFW Screw, x2 (CARD SLOT) XBPSN20P14JS0 [5] DUNTKE687FM02/FM04 (LED Unit) C101 Capacitor 0.01 50V Ceramic...
  • Page 112 LC-32DH65E/S, LC-37DH65E/S [6] CABINET PARTS (LC-32DH65E)
  • Page 113 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [6] CABINET PARTS (LC-32DH65E) Front Cabinet Ass'y CCABAC094WJ01 Front Cabinet LED Decoration HDECQA992WJ1A HDECSA038WJ1A Shine Trim SP Sheet HPNLSA195WJ1A Mask Himelon (Bottom) PSPAHB358WJZZ Rear Cabinet Ass'y CCABBB333WJ01 Rear Cabinet Terminal Label...
  • Page 114 LC-32DH65E/S, LC-37DH65E/S [7] LCD PANEL MODULE ASSEMBLY (LC-32DH65E/S)
  • Page 115 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] LCD PANEL MODULE ASSEMBLY (LC-32DH65E/S) Bezel Ass'y (Top) CANGK4055TP0E Bezel Ass'y (Bottom) CANGK4055TP0D Bezel Ass'y, x2 (Left/Right) CANGK4054TP0A CHLDZ3824TP04 Panel Chassis Ass'y (Left) Panel Chassis Ass'y (Right) CHLDZ3825TP04 Back Light Chassis Ass'y...
  • Page 116 LC-32DH65E/S, LC-37DH65E/S [8] CABINET PARTS (LC-37DH65E/S)
  • Page 117 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [8] CABINET PARTS (LC-37DH65E/S) Front Cabinet Ass'y CCABAC095WJ01 Front Cabinet LED Decoration HDECQA992WJ1A HDECSA039WJ1A Shine Trim SP Sheet HPNLSA196WJ1A Mask Himelon, x2 PSPAHB408WJZZ Rear Cabinet Ass'y CCABBB334WJ01 Rear Cabinet Terminal Label...
  • Page 118 LC-32DH65E/S, LC-37DH65E/S [9] LCD PANEL MODULE ASSEMBLY (LC-37DH65E/S)
  • Page 119 AC Cord 2Pin (for EUROPE without U.K. and Ireland) QACCKA004WJPZ RRMCGA586WJSA Remote Control unit Operation Manual (ENGLISH...) TINS-D717WJZZ Operation Manual (SWEDISH...) (LC-32/37DH65S) TINS-D718WJZZ Operation Manual (POLISH...) (LC-32/37DH65E) TINS-D719WJZZ "AAA" size battery Stand Unit (LC-32DH65E/S) CDAI-A482WJ02 Stand Unit (LC-37DH65E/S) CDAI-A484WJ02 X12-1 Tool for Stand CAUTION_CLASS_A TCAUZA354WJZZ...
  • Page 120 LC-32DH65E/S, LC-37DH65E/S [11] PACKING PARTS (LC-32DH65E/S)
  • Page 121 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [11] PACKING PARTS (LC-32DH65E/S) Packing Case SPAKCE273WJZZ Stand Case SPAKFB578WJZZ Stand Pad SPAKFB579WJZZ SPAKPB238WJZZ Wrapping Paper Mirror Mat (Stand Base) SPAKPB192WJZZ Mirror Mat (Stand Support) SPAKPB053WJZZ Cover Sheet SPAKAA373WJZZ Buffer Material (Top/Bottom)
  • Page 122 LC-32DH65E/S, LC-37DH65E/S [12] PACKING PARTS (LC-37DH65E/S)
  • Page 123 LC-32DH65E/S, LC-37DH65E/S PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [12] PACKING PARTS (LC-37DH65E/S) Packing Case SPAKCE277WJZZ Packing Case (POLAND) SPAKCE524WJZZ Stand Case SPAKFB580WJZZ SPAKFB581WJZZ Stand Pad Wrapping Paper SPAKPA963WJZZ Wrapping Paper (POLAND) SPAKPA338WJZZ Mirror Mat (Stand Base) SPAKPB192WJZZ Mirror Mat (Stand Support)
  • Page 124 LC-32DH65E/S, LC-37DH65E/S COPYRIGHT © 2008 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.

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