Sharp LC-37D44E Service Manual
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Sharp LC-37D44E Service Manual

Sharp LC-37D44E Service Manual

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TopPage
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.
SAFETY PRECAUTION
IMPORTANT SERVICE SAFETY PRE-
CAUTION ............................................... . ............i
PRECAUTIONS FOR USING LEAD-FREE
SOLDER ................................................ . ...........ii
CHAPTER 1. SPECIFICATIONS
[1]
Specifications ................................. . ....... 1-1
[2]
Operation Manual .......................... . ....... 1-2
[3]
Dimensions ........................................ . ....... 1-5
CHAPTER 2. REMOVING OF MAJOR PARTS
[1]
Removing Of Major Parts ........... . ....... 2-1
[1]
After replacement of any PWB and/or IC for
repair, note the following. ....................... . ....... 3-1
[2]
Software Updating........................ . ....... 3-1
[3]
Entering and exiting the adjustment pro-
cess mode.............................................. . ..... 3-18
[4]
Remote controller key operation and de-
scription of display in adjustment process
mode. ..................................................... . ..... 3-18
[5]
Adjustment Process Mode Menu............ . ..... 3-19
[6]
Special Features...................................... . ..... 3-20
[7]
[8]
White Balance Adjustment ..................... . ..... 3-22
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-37D44E/S/RU-BK/GY
CONTENTS
[9]
[11] Lamp error detection ...................................3-24
[12] Public Mode (Hotel Mode) ...........................3-25
CHAPTER 4. TROUBLESHOOTING TABLE
[1]
CHAPTER 5. BLOCK DIAGRAM/OVERALL WIRING
[1]
[2]
[3]
CHAPTER 6. PRINTED WIRING BOARD ASSEM-
BLIES
[1]
[2]
[3]
[4]
CHAPTER 7. SCHEMATIC DIAGRAM
[1]
[2]
LC-37D44E/S/RU-BK/GY
No. S88N6LC37D44E
Troubleshooting Table ......................4-1
BLOCK DIAGRAM.........................................5-1
System Block Diagram .........................5-3
Overall Wiring Diagram ......................5-4
Main Unit ......................................................6-1
R/C, Led Unit ................................................6-5
Mini Av Unit ..................................................6-6
Key ...............................................................6-7
DESCRIPTION OF SCHEMATIC DIA-
GRAM............................................................7-1
Schematic Diagram ................................7-2
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-37D44E

  • Page 1: Service Manual

    TopPage LC-37D44E/S/RU-BK/GY SERVICE MANUAL No. S88N6LC37D44E LCD COLOUR TELEVISION LC-37D44E/S/RU-BK/GY 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-37D44E/S/RU-BK/GY LC37D44E-BK 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 LC-37D44E/S/RU-BK/GY 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: Specifications

    Operating temperature 0°C to + 40°C • As a part of 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.

  • Page 5: Operation Manual

    LC-37D44E/S/RU-BK/GY [2] OPERATION MANUAL Remote control unit (Standby/On) 17 DTV Enter standby mode or turn on the Press to access DTV mode while watching other input sources, and vice power. versa. AV MODE (This button will not work if you were Select a video setting.
  • Page 6 LC-37D44E/S/RU-BK/GY TV (Front view) Remote control sensor (Standby/On) indicator TV (Rear view) (Power button) ) (Volume buttons) MENU button (Programme [channel] buttons) (Input Source) button WARNING: Make sure that the volume is turned down before using or connecting earphones and headphones.
  • Page 7 LC-37D44E/S/RU-BK/GY Troubleshooting Problem Possible Solution • No power. • Check if you pressed on the remote control unit. If the indicator on the TV lights up red, press • Is the AC cord disconnected? • Check if you pressed on the TV.

  • Page 8: Dimensions

    LC-37D44E/S/RU-BK/GY [3] DIMENSIONS (mm) 89.6 903.8 95.3 824.4 270.0 465.0 200.0 1 – 5...

  • Page 9: Front Cabinet

    LC-37D44E/S/RU-BK/GY CHAPTER 2. LC37D44E-BK REMOVING OF MAJOR PARTS Service Manual [1] REMOVING OF MAJOR PARTS 1. Remove the 4 lock screws and detach the Stand 2. Remove the PC Card Cover , 1 lock screw , 2 lock screws , 6 lock screws...
  • Page 10 LC-37D44E/S/RU-BK/GY 3. Disconnect the KM, LB, PD, SP, RA connectors and FFCs. 4. Remove the Speaker (L) , Speaker (R) 5. Remove the LED PWB Unit 6. Remove the Control Button 7. Remove the KEY PWB Unit from Control Button.
  • Page 11 LC-37D44E/S/RU-BK/GY 9. Remove the 1 lock screw , 5 lock screws , 2 lock screws and detach the Main Shield 10.Remove the 2 lock screws and 1 hook and detach the Main PWB Unit 11.Remove the 2 lock screws and detach the Mini AV PWB Unit and Mini AV Cover 12.Remove the 2 lock screws...

  • Page 12: Bottom Cover

    LC-37D44E/S/RU-BK/GY 14.Remove the 1 lock screw and detach the Bottom Cover 15.Remove the 4 lock screws and detach the Stand Angle 16.Remove the 5 lock screws and detach the Center Angle R 17.Remove the 5 lock screws and detach the Center Angle L 18.Remove the 4 lock screws...

  • Page 13: Lamp Socket

    LC-37D44E/S/RU-BK/GY 19.Remove the 14 lock screws and detach the LCD Panel Module Ass’y 20.Remove the 4 lock screws and detach the 2 GND-PWB from Back Light Chassis Ass’y Back Light Chassis Ass'y Lamp Holder L Diffusion Sheet GND- Lamp Socket...

  • Page 14: Repair, Note The Following

    LC-37D44E/S/RU-BK/GY CHAPTER 3. LC37D44E-BK ADJUSTMENT Service Manual [1] After replacement of any PWB and/or IC for repair, note the following. 1. When replacing the following units, be sure to prepare the new units loaded with updated software. MAIN-UNIT: DUNTKE449FM03 •...
  • Page 15 LC-37D44E/S/RU-BK/GY 4) Click on “File\Properties” menu for selecting the General and ASCII properties as follows: 5) Select “New Connection” in the File Menu. 6) Answer “Yes” to close current connection and “Yes” to save session “P55_9600bps”. 7) Create a new connection with the name “P55_115200bps”.
  • Page 16 LC-37D44E/S/RU-BK/GY 1) Check the connection between TV set and PC, sending a wrong command, as for example: “aaa”. TV set returns an “ERR” label as an syn- taxes ERROR (Not correct order or sequence). 2) Send the command “DWMD” to enter TV set in Download Mode. The TV set answer sending same symbol continuously. If this symbol charac- ter doesn’t appear, please don’t worry and pass to next step.
  • Page 17 LC-37D44E/S/RU-BK/GY 2. RS-232C Method Description (Tera Term) The hardware tools requirement are: 1. A Modem-null (Cross type) DB9 female to DB9 female cable. 2. Make the connections as indicated in the figure: Computer TV set TV Set RS-232C IOIOI Software requirements: To upgrade VCTp software from RS-232C external connector is necessary to use a Tera Term (Pro) free software.
  • Page 18 LC-37D44E/S/RU-BK/GY 1) Select: Serial→COM X→ O.K. 2) Select: Terminal 3) Choose the same options as the above picture. 3 – 5...
  • Page 19 LC-37D44E/S/RU-BK/GY 4) Select: Setup → Serial port → O.K. Appear the follow screen: 5) Select follows settings: Serial port to use: COM x Baud rate: 9600 Data: 8 bits Parity: none Stop: 1 bit Flow control: none Enter O.K. 6) Check the connection between TV set and PC, sending a wrong command, as for example: “aaa”. TV set returns an “err” label as an syntaxes ERROR (Not correct order or sequence).
  • Page 20 LC-37D44E/S/RU-BK/GY 7) Select: File → Transfer → XMODEM → Sent 8) Choose the file for upgrade and click “Open”. 9) After select “Open” the upgrade process starts as follows: 3 – 7...
  • Page 21 LC-37D44E/S/RU-BK/GY 10)When flash update process finishes, the “Flash programming complete” label appear in the screen, the device automatically go to switch off, and in a few seconds go to switch on again. VERY IMPORTANT NOTE: During the updating time, please don’t use the PC for other purposes, in order to abolish communication problems between TV set and PC.
  • Page 22 LC-37D44E/S/RU-BK/GY • How to setup the “Winupload” software for the first time: 1. Start “Winupload”. It will appear the following picture. 2. Select the most suitable RS232 Serial Port from “Port Setting” - “Process” Menu. 3. Select the following settings from “Port Settings” Menu.
  • Page 23 LC-37D44E/S/RU-BK/GY 3. Establish connection on Winupload Software. 4. Select “Upload URT file” 5. Select and open the “.urt” data file from data directory NOTE: Consider the version shown below just an example, may be is not the latest one, and could be different depending on the TV set destination (market/Country) or model.
  • Page 24 LC-37D44E/S/RU-BK/GY While the TV set is uploading the software, the following information is shown on the TV set screen. Then, data transfer from PC to TV set finishes when the “Upload progress completed” label appears in the “Winupload” screen. Now, the TV set made some additional verification (Items #2 to #7).
  • Page 25 LC-37D44E/S/RU-BK/GY 4. Software Version Upgrade Using Card 1. Write the software (ATV and DTV) on the PCMCIA CARD by following the procedure described in the separate document, “How to write software (ATV and DTV) to PCMCIA CARD”. (* In the document, both ATV and DTV are written; you may write either of them.) (You can equally use any version after “Storage Media Manager Version 1.3.1”.)
  • Page 26 LC-37D44E/S/RU-BK/GY 6. The message, “SYSTEM SOFTWARE UPDATE IN PROGRESS..” appears again and the DTV software upgrade starts. Then the step proceeds to (7). 7. After a short time, the message, “Congratulations! ...” appears. The upgrade is complete. (Note: You cannot downgrade the ATV software but can downgrade the DTV software.)
  • Page 27 LC-37D44E/S/RU-BK/GY 3 – 14...
  • Page 28 LC-37D44E/S/RU-BK/GY 3 – 15...
  • Page 29 LC-37D44E/S/RU-BK/GY 3 – 16...
  • Page 30 LC-37D44E/S/RU-BK/GY 3 – 17...

  • Page 31: Entering And Exiting The Adjustment Pro Cess Mode

    LC-37D44E/S/RU-BK/GY [3] 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 32: Adjustment Process Mode Menu

    LC-37D44E/S/RU-BK/GY [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.) 1/11 [INFO] Main Version LEW07 01XX(XX/XX0/XX) Main microprocessor version...

  • Page 33: Special Features

    LC-37D44E/S/RU-BK/GY Page Line Item Description Remarks (adjustment detail, etc.) 8/11 [M GAMMA 1-3] M GAMMA R 1 W/B adjustment, gradation 1R adjustment value M GAMMA G 1 W/B adjustment, gradation 1G adjustment value M GAMMA B 1 W/B adjustment, gradation 1B adjustment value...

  • Page 34: Video Signal Adjustment Procedure

    LC-37D44E/S/RU-BK/GY [7] Video signal adjustment procedure * The adjustment process mode menu is listed in Section 5. 1. Signal check 1. 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 (Pedestal to white level)

  • Page 35: White Balance Adjustment

    LC-37D44E/S/RU-BK/GY 5. ADC adjustment (Component 15K) Adjustment point Adjustment Conditions Adjustment procedure Setting [Signal] • Feed the COMPONENT 15K 100% full field colour bar signal COMP15K, 50Hz (100% colour saturation) to EXT5 COMPONENT IN. 100% Full Field Colour Bar [Terminal]...

  • Page 36: Adjusting Procedure By Use Of [Rs-232C]

    LC-37D44E/S/RU-BK/GY [9] Adjusting procedure by use of [RS-232C] 1) Get ready the PC with COM port (RS-232C) running on Windows 95/98/ME/2000/XP operating system, as well as the RS-232C cross cable. 2) Start the unit with the RS-232C cable connected. 3) Start the terminal software. (The freeware readily available on the Internet will do.) 4) Make the following settings.

  • Page 37: Initialization To Factory Settings

    LC-37D44E/S/RU-BK/GY [10] 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 38: Public Mode (Hotel Mode)

    LC-37D44E/S/RU-BK/GY [12] Public Mode (Hotel Mode) 1. How to Enter in the Public Mode (Hotel Mode). Turn on the power and enter in the Adjustment Process mode as usual. In the [INIT], Page 2/11 of Service, turns ON the Public Mode option.
  • Page 39 LC-37D44E/S/RU-BK/GY 11.RESET Cancel all Public Mode settings. (It returns to the factory settings) 12.EXECUTE Select this item, and press cursor RIGHT / LEFT keys on the remote control or VOL (+) / (-) keys on the LCD TV for confirmation the functions set- tings.
  • Page 40 LC-37D44E/S/RU-BK/GY CHAPTER 4. LC37D44E-BK 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 the audio signal output of pins (28/L) and (27/R) of Check IC3001 and its peripheral circuits.
  • Page 41 LC-37D44E/S/RU-BK/GY 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? Is the audio signal output from PIN(24,25)/ LETFT_M/P, PIN(28,29)/ RIGH_M/P of IC4001(SET- Check IC4001 and its peripheral circuits.
  • Page 42 LC-37D44E/S/RU-BK/GY 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/IN3L), (4/IN3R) of input Check connection of between from J1002 to SC1001 and the exter- terminal J1002 to pin(8), (6) of connector SC1001? nal input device.
  • Page 43 LC-37D44E/S/RU-BK/GY Is audio signal input from pin (15/AIN4L), (11/AIN4R) of IC1301 to pin (16, 15) of IC3001 (MAIN_MICON)? Refer to “No sound output in all modes” Check the line between IC1301 and IC3001. No sound from external input devices (4)
  • Page 44 LC-37D44E/S/RU-BK/GY The audio signal is not output (1) No audio signal output from SCART1 terminal. Is audio signal sent to pins (3/L-ch) and (1/R-ch) of Check the connection to SCART1 and external devices. SCART1(SC1102)? Check the peripheral circuits of IC2302 and S-MUTE_LINE.
  • Page 45 LC-37D44E/S/RU-BK/GY The audio signal is not output (3) No audio signal output from AUDIO_OUTPUT terminal. Is audio signal output to pin(2/L-ch), (4/R-ch) of audio out- Check the connection to J1304 and external devices. put terminal J1304? Check the peripheral circuits of IC2302 and S-MUTE_LINE.
  • Page 46 LC-37D44E/S/RU-BK/GY No picture on the display (1) The picture doesn't appear in all modes. Is the LVDS signal output from IC3001 (MAIN_MICON)? LVDS0_P/N(140/141), LVDS1_P/N(137/138), Check IC3001 and its peripheral control circuits. LVDS2_P/N(134/135), LVDS3_P/N(128/129), LVDS4_P/N(125/126), LVDS_CP/CN(131/132). Is the LVDS signal input to IC8103 (LCD_CONTROL)? A0+/-(165/164), A1+/-(167/166), A2+/-(169/168), A3+/- Check the line between IC3001 and IC8103.
  • Page 47 LC-37D44E/S/RU-BK/GY No picture on the display (2) Does not the picture come out when VHF/UHF is received? Is the video signal(VIN1) output from pin (6) of TUNER Check whether I2C is normally accessed between named TU201 (TU201)? and IC3001(MAIN_MICON). Is the video signal(VIN1) sent to pins (191) of IC3001 Check the line between TU201 and IC3001.
  • Page 48 LC-37D44E/S/RU-BK/GY [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? Check the setting of an external input device that connects of SC1102.
  • Page 49 LC-37D44E/S/RU-BK/GY [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? <EXT1> Check the setting of an external input device that connects of SC1102.
  • Page 50 LC-37D44E/S/RU-BK/GY <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? Is Y/C signal input into pin(14), (12) of connector Check the line between J1001 and SC1001.
  • Page 51 LC-37D44E/S/RU-BK/GY <When EXT5 is used for external input> No picture on the display (10) Does not the picture of the component video signal input to EXT5 go out? Is COMPONENT video signal input into pin(3)/Y, (5)/Pb, Check the connection of J1401 and the external input device.
  • Page 52 LC-37D44E/S/RU-BK/GY <When EXT6/7 is used for external input> No picture on the display (11) Does not the picture of the HDMI signal input to EXT6/7 go out? EXT6 EXT6 Is the HDMI detection function output from pin (19) of Check between SC1901and IC3001(MAIN_MICON) of pin(205).
  • Page 53 LC-37D44E/S/RU-BK/GY <During external connection> No picture on the monitor (1) SCART1: 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”.
  • Page 54 LC-37D44E/S/RU-BK/GY <During external connection> No picture on the monitor (2) SCART1: 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”.
  • Page 55 LC-37D44E/S/RU-BK/GY <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? ... Set it to “CVBS”, “Y/C” or “RGB”.
  • Page 56 LC-37D44E/S/RU-BK/GY <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”.

  • Page 57: Chapter 5. Block Diagram/Overall Wiring 1] Block Diagram

    LC-37D44E/S/RU-BK/GY CHAPTER 5. LC37D44E-BK BLOCK DIAGRAM/OVERALL WIRING Service Manual [1] BLOCK DIAGRAM BLOCK DIAGRAM (1/2) 5 – 1...
  • Page 58 LC-37D44E/S/RU-BK/GY BLOCK DIAGRAM (2/2) 5 – 2...

  • Page 59: System Block Diagram

    LC-37D44E/S/RU-BK/GY [2] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM 5 – 3...

  • Page 60: Overall Wiring Diagram

    LC-37D44E/S/RU-BK/GY [3] OVERALL WIRING DIAGRAM OVERALL WIRING DIAGRAM 5 – 4...

  • Page 61: Blies 1] Main Unit

    LC-37D44E/S/RU-BK/GY CHAPTER 6. LC37D44E-BK PRINTED WIRING BOARD ASSEMBLIES Service Manual [1] MAIN Unit MAIN Unit (Side A) 6 – 1...
  • Page 62 LC-37D44E/S/RU-BK/GY MAIN Unit (Chip Side A) R8256 C4225 D202 L201 SC8201 SC8202 C4226 P3071 LUG1704 LUG1706 C4232 IC4202 C4227 C4230 C238 R238 IC206 R220 C8218 R237 R239 R240 R8255 LUG3006 FB4001 R236 C8202 C8225 C8229 C8228 C4221 C258 L8108 L8107...
  • Page 63 LC-37D44E/S/RU-BK/GY MAIN Unit (Side B) 6 – 3...
  • Page 64 LC-37D44E/S/RU-BK/GY MAIN Unit (Chip Side B) R8262 R8261 D4201 R4418 FB8101 C4032 C8141 R4048 C244 R4014 C237 R8260 C242 C8123 C248 C8121 C239 R4269 C241 C8231 C4256 R218 C230 C4412 C4236 C8117 C231 R4458 C8116 R8259 C251 C250 R4561 C8115...

  • Page 65: R/C, Led Unit

    LC-37D44E/S/RU-BK/GY [2] R/C, LED Unit R/C, LED Unit (Side A) R/C, LED Unit (Chip Side A) R/C, LED Unit (Side B) R/C, LED Unit (Chip Side B) 6 – 5...

  • Page 66: Mini Av Unit

    LC-37D44E/S/RU-BK/GY [3] MINI AV Unit MINI AV Unit (Side A) 6 – 6...
  • Page 67 LC-37D44E/S/RU-BK/GY [4] KEY KEY Unit (Side A) KEY Unit (Chip Parts Side A) S155 R153 D152 S154 S152 R151 D151 S151 S153 S156 S157 6 – 7...

  • Page 68: Description Of Schematic Dia Gram

    LC-37D44E/S/RU-BK/GY CHAPTER 7. LC37D44E-BK 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 69: Schematic Diagram

    LC-37D44E/S/RU-BK/GY [2] SCHEMATIC DIAGRAM MAIN Unit (1/13) AND SHADED COMPONENTS=SAFETY RELATED PARTS 7 – 2...
  • Page 70 LC-37D44E/S/RU-BK/GY MAIN Unit (2/13) 7 – 3...
  • Page 71 LC-37D44E/S/RU-BK/GY MAIN Unit (3/13) 7 – 4...
  • Page 72 LC-37D44E/S/RU-BK/GY MAIN Unit (4/13) 7 – 5...
  • Page 73 LC-37D44E/S/RU-BK/GY MAIN Unit (5/13) 7 – 6...
  • Page 74 LC-37D44E/S/RU-BK/GY MAIN Unit (6/13) 7 – 7...
  • Page 75 LC-37D44E/S/RU-BK/GY MAIN Unit (7/13) 7 – 8...
  • Page 76 LC-37D44E/S/RU-BK/GY MAIN Unit (8/13) 7 – 9...
  • Page 77 LC-37D44E/S/RU-BK/GY MAIN Unit (9/13) 7 – 10...
  • Page 78 LC-37D44E/S/RU-BK/GY MAIN Unit (10/13) 7 – 11...
  • Page 79 LC-37D44E/S/RU-BK/GY MAIN Unit (11/13) 7 – 12...
  • Page 80 LC-37D44E/S/RU-BK/GY MAIN Unit (12/13) 7 – 13...
  • Page 81 LC-37D44E/S/RU-BK/GY MAIN Unit (13/13) 7 – 14...
  • Page 82 LC-37D44E/S/RU-BK/GY R/C, LED Unit 7 – 15...
  • Page 83 LC-37D44E/S/RU-BK/GY MINI AV Unit 7 – 16...
  • Page 84 LC-37D44E/S/RU-BK/GY KEY Unit 7 – 17...
  • Page 85 LC-37D44E/S/RU-BK/GY PartsGuide PARTS GUIDE No. S88N6LC37D44E LCD COLOUR TELEVISION LC-37D44E/S/RU-BK/GY MODELS CONTENTS PRINTED WIRING BOARD DUNTKE491FM01 (MINI-AV Unit) ASSEMBLIES CABINET PARTS LCD PANEL LCD MODULE ASSEMBLY DUNTKE449FM03 (MAIN Unit) SUPPLIED ACCESSORIES DUNTKE457FM03 (R/C, LED Unit) [10] PACKING PARTS DUNTKE266FM01 (KEY Unit) [11] SERVICE JIGS Parts marked with "...
  • Page 86 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [1] PRINTED WIRING BOARD ASSEMBLIES MAIN Unit DUNTKE449FM03 R/C, LED Unit DUNTKE457FM03 KEY Unit DUNTKE266FM01 MINI-AV Unit DUNTKE491FM01 POWER Unit RDENCA267WJQZ INVERTER Unit RUNTKA497WJQZ [2] LCD PANEL R1LK370T3GW2AY 37" LCD Panel Module...
  • Page 87 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C1105 Capacitor 0.1 16V Ceramic VCKYCY1CB104KY C1109 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C1110 Capacitor 100p 50V Ceramic VCCCCZ1HH101JY C1111 Capacitor 0.1 16V Ceramic VCKYCY1CB104KY C1112 Capacitor 0.1 16V Ceramic...
  • Page 88 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C1402 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C1404 Capacitor 1 10V Ceramic VCKYTV1AB105KY C1405 Capacitor 1 10V Ceramic VCKYTV1AB105KY C1406 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C1408 Capacitor 1 10V Ceramic...
  • Page 89 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C1979 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C1984 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C1986 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C1989 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C1990 Capacitor 0.1 25V Ceramic...
  • Page 90 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C3035 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3036 Capacitor 0.1 10V Ceramic VCKYCZ1AB104KY C3037 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C3038 Capacitor 10 16V Ceramic RC-KZA510WJPZY C3039 Capacitor 0.1 10V Ceramic...
  • Page 91 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C4201 Capacitor 10p 50V Ceramic VCCCCZ1HH100DY C4202 Capacitor 10p 50V Ceramic VCCCCZ1HH100DY C4203 Capacitor 0.1 25V Ceramic VCKYCZ1EF104ZY C4204 Capacitor 1000p 50V Ceramic VCKYCZ1HB102KY C4205 Capacitor 1000p 50V Ceramic...
  • Page 92 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) C8208 Capacitor 1 25V Ceramic RC-KZA114WJZZY C8209 Capacitor 0.1 25V Ceramic RC-KZA620WJZZY C8211 Capacitor 0.1 25V Ceramic RC-KZA620WJZZY C8212 Capacitor 0.1 25V Ceramic RC-KZA620WJZZY C8213 Capacitor 0.1 25V Ceramic...
  • Page 93 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) D1120 Zener Diode MAZ8082GML RH-EXA535WJZZY D1121 Zener Diode MAZ8082GML RH-EXA535WJZZY D1201 Diode 1SS226(T5L F T) VHD1SS226//-1Y D1202 Diode 1SS226(T5L F T) VHD1SS226//-1Y D1203 Zener Diode MAZ8056GML RH-EXA523WJZZY...
  • Page 94 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) FB1941 Balun BLN-A192WJ RBLN-A192WJZZY FB1951 Balun BLN-A192WJ RBLN-A192WJZZY FB1952 Balun BLN-A192WJ RBLN-A192WJZZY FB1953 Balun BLN-A192WJ RBLN-A192WJZZY FB1954 Balun BLN-A192WJ RBLN-A192WJZZY FB1955 Balun BLN-0210TA RBLN-0210TAZZY FB1956 Balun BLN-A192WJ...
  • Page 95 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) IC1902 IC HDMI EXT7 RH-iXC448WJZZS IC1922 IC HDMI EXT6 RH-iXC447WJZZS IC1941 IC TC74VHC153FT(EL,M) VHiTVHC153T-1Y IC1951 IC SII9025CTU VHiSii9025+-1Q IC2302 IC 86FS49AUG-6NU2(JZ RH-iXC009WJZZQ IC2303 IC IC-PST8428NR VHiPST8428N-1Y IC2601...
  • Page 96 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) P2302 Plug 9Pin(LB) QPLGNA329WJZZY P2701 Plug 4Pin(SP) QPLGNA160WJZZY P3071 Plug 4Pin(KM) QPLGNA324WJZZY P3081 Plug 5Pin QPLGN0567FJZZY P4001 Plug, 4Pin(RS) QPLGN0463TAZZY P4401 Plug QCNCMA313WJSA Q203 Transistor 2SC3928A-T112-1R VS2SC3928AR-1Y...
  • Page 97 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R1032 Resistor 330 1/16W Metal Oxide VRS-CZ1JF331FY R1033 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1034 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1035 Resistor 33 1/16W Metal Oxide...
  • Page 98 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R1328 Resistor 560k 1/16W Metal Oxide VRS-CZ1JF564JY R1329 Resistor 1k 1/16W Metal Oxide VRS-CZ1JF102JY R1330 Resistor 1k 1/16W Metal Oxide VRS-CZ1JF102JY R1331 Resistor 1k 1/16W Metal Oxide...
  • Page 99 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R1958 Resistor 4.7k 1/16W Metal Oxide VRS-CZ1JF472JY R1959 Resistor 10k 1/16W Metal Oxide VRS-CZ1JF103JY R1960 Resistor 47 1/16W Metal Oxide VRS-CG1JF470JY R1961 Resistor 22k 1/16W Metal Oxide...
  • Page 100 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R4202 Resistor 82 1/32W Metal Composition VRK-SB1FF820JY R4203 Resistor 47 1/16W Metal Oxide VRS-CG1JF470JY R4204 Resistor 47 1/16W Metal Oxide VRS-CG1JF470JY R4205 Resistor 82 1/32W Metal Composition...
  • Page 101 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R4453 Resistor 100 1/16W Metal Oxide VRS-CZ1JF101JY R4454 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R4455 Resistor 47 1/16W Metal Oxide VRS-CZ1JF470JY R4458 Resistor 10k 1/16W Metal Oxide...
  • Page 102 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [3] DUNTKE449FM03 (MAIN Unit) R8453 Resistor 18k 1/16W Metal Oxide VRS-CZ1JF183FY R8454 Resistor 330k 1/16W Metal Oxide VRS-CZ1JF334FY R8455 Resistor 15k 1/16W Metal Oxide VRS-CZ1JF153FY R8456 Resistor 1k 1/16W Metal Oxide...
  • Page 103 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [6] DUNTKE491FM01 (MINI-AV Unit) C1001 Capacitor 1000p 50V Ceramic VCKYCY1HB102KY C1002 Capacitor 1000p 50V Ceramic VCKYCY1HB102KY C1003 Capacitor 0.022 50V Ceramic VCKYCY1HB223KY C1004 Capacitor 0.022 50V Ceramic VCKYCY1HB223KY C1020 Capacitor 1000p 50V Ceramic...
  • Page 104 LC-37D44E/S/RU-BK/GY [7] CABINET PARTS 37" LCD Panel Module KEY Unit R/C, LED Unit INVERTER Unit POWER Unit MAIN Unit Stand Fixing Screw MINI AV Unit...
  • Page 105 LC-37D44E/S/RU-BK/GY PRICE PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [7] CABINET PARTS Front Cabinet Ass'y (LC-37D44E/S/RU-BK) CCABAB986WJ02 Front Cabinet Ass'y (LC-37D44E/S/RU-GY) CCABAB986WJ03 Front Cabinet Not Available Not Available LED Cover Center Dec. (LC-37D44E/S/RU-BK) Not Available Center Dec. (LC-37D44E/S/RU-GY) Not Available...
  • Page 106 LC-37D44E/S/RU-BK/GY [8] LCD MODULE ASSEMBLY...
  • Page 107 Cable Clamp LHLDWA173WJKZ AC Cord 2Pin (for Europe without U.K. and Ireland.) QACCKA004WJPZ AC Cord 3Pin (for U.K. and Ireland) QACCBA054WJPZ Remote Control unit (LC-37D44E/S/RU-BK) RRMCGA591WJSA Remote Control unit (LC-37D44E/S/RU-GY) RRMCGA591WJSB Operation Manual (ENGLISH...) (LC-37D44E/K/S) TiNS-D792WJZZ Operation Manual (SWEDISH...) (LC-37D44S) TINS-D793WJZZ Operation Manual (POLISH...) (LC-37D44E)
  • Page 108 LC-37D44E/S/RU-BK/GY [10] PACKING PARTS FRONT...
  • Page 109 PART PARTS CODE DESCRIPTION RANK MARK DELIVERY [10] PACKING PARTS Packing Case SPAKCD954WJZZ Stand Case SPAKFB419WJZZ Stand Pad (LC-37D44E/S/RU-BK) SPAKFB420WJZZ SPAKFB553WJZZ Stand Pad (LC-37D44E/S/RU-GY) Wrapping Paper SPAKPA338WJZZ Mirror Mat (Stand Base) SPAKPA684WJZZ Mirror Mat (Stand Support) SPAKPB068WJZZ Cover Sheet SPAKAA374WJZZ...
  • Page 110 LC-37D44E/S/RU-BK/GY 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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