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Sharp LC-32GD4U Service Manual

Lcd color television
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See also: Operating Manual
LC-32GD4U
LC-37GD4U
In the interests of user-safety (Required by safety regulations in some countries) the set should be re-
stored to its original condition and only parts identical to those specified should be used.
» IMPORTANT SERVICE SAFETY PRECAUTION .......................................................................................2
» SPECIFICATIONS ......................................................................................................................................7
» OPERATION MANUAL ...............................................................................................................................8
» DIMENSIONS ...........................................................................................................................................15
» REMOVING OF MAJOR PARTS ..............................................................................................................17
» ADJUSTMENT PROCEDURE ..................................................................................................................23
» TROUBLESHOOTING TABLE .................................................................................................................41
» CHASSIS LAYOUT/OVERALL WIRING DIAGRAM .................................................................................56
» SYSTEM BLOCK DIAGRAM ....................................................................................................................60
» AV / DVI BLOCK DIAGRAM .....................................................................................................................62
» MAIN BLOCK DIAGRAM ..........................................................................................................................64
» DISPLAY BLOCK DIAGRAM ....................................................................................................................66
» POWER BLOCK DIAGRAM .....................................................................................................................68
» INVERTER BLOCK DIAGRAM .................................................................................................................70
» PRINTED WIRING BOARD ASSEMBLIES ..............................................................................................74
» PARTS LIST ........................................................................................................................................... 120
» PACKING OF THE SET ......................................................................................................................... 180
» SCHEMATIC DIAGRAM ................................................................................................................ D1-D129
SHARP CORPORATION

SERVICE MANUAL

LCD COLOR TELEVISION

LC-32GD4U
LC-37GD4U
MODELS
CONTENTS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
LC-32GD4U
LC-37GD4U
S04A6LC37GD4U
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Summary of Contents for Sharp LC-32GD4U

  • Page 1: Table Of Contents

    LC-32GD4U LC-37GD4U SERVICE MANUAL S04A6LC37GD4U LCD COLOR TELEVISION LC-32GD4U LC-32GD4U LC-37GD4U MODELS LC-37GD4U In the interests of user-safety (Required by safety regulations in some countries) the set should be re- stored to its original condition and only parts identical to those specified should be used.

  • Page 2: Important Service Safety Precaution

    F1703 (2.0A, 250V) completing these checks.) LC-32GD4U:F7401,F7501 (6.3A, 250V) Any reading of 0.75 Vrms (this corresponds to 0.5 LC-37GD4U:F7403,F7503 (10A, 250V) mA rms AC.) or more is excessive and indicates a potential shock hazard which must be corrected before returning the monitor to the owner.
  • Page 3 écusson, etc.) et mesurer F1703 (2.0A, 250V) la chute de tension CA en-travers de la résistance. LC-32GD4U : F7401,F7501 (6.3A, 250V) Toutes les vérifications doivent être refaites après avoir LC-37GD4U : F7403,F7503 (10A, 250V) inversé la fiche du cordon d'alimentation. (Si nécessaire, une prise d'adpatation non polarisée peut être utilisée...
  • Page 4 LC-32GD4U LC-37GD4U Precautions for using lead-free solder 1 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 5 LC-32GD4U LC-37GD4U Precautions for using lead-free solder When replacing the digital tuner PWB (DUNTKC307UJxx), remove the electromagnetic wave absorbing sheet from the old PWB and fix the sheet to the new PWB using silicone adhesive. <Additional work to the side-A.>...
  • Page 6 LC-32GD4U LC-37GD4U <Additional work to the side-B.> Adhesive application C Positioning C Positioning D Adhesive application D 45 mm side <Procedure.> (1) Cover IC8302 and IC8304 on the PWB's Side B with the electromagnetic wave absorber (PSLDMA530WJZZ- - -60x45 mm.) Be careful not to confuse the absorber's setup direction.

  • Page 7: Specifications

    English/French/Spanish Power Requirement AC 120 V, 60 Hz Power Consumption 182 W (10 W Standby with AC 120 V) (LC-32GD4U) 224 W (10 W Standby with AC 120 V) (LC-37GD4U) Weight Display only 36.4 lbs./16.5 kg (LC-32GD4U) 40.8 lbs./18.5 kg (LC-37GD4U) with Display and 51.6 lbs./23.4 kg (LC-37GD4U)

  • Page 8: Operation Manual

    LC-32GD4U LC-37GD4U Operation Manual...
  • Page 9 LC-32GD4U LC-37GD4U...
  • Page 10 LC-32GD4U LC-37GD4U...
  • Page 11 LC-32GD4U LC-37GD4U...
  • Page 12 LC-32GD4U LC-37GD4U...
  • Page 13 LC-32GD4U LC-37GD4U...
  • Page 14 LC-32GD4U LC-37GD4U...

  • Page 15: Dimensions

    LC-32GD4U LC-37GD4U Dimensions LC-32GD4U...
  • Page 16 LC-32GD4U LC-37GD4U Dimensions LC-37GD4U...

  • Page 17: Removing Of Major Parts

    LC-32GD4U LC-37GD4U REMOVING OF MAJOR PARTS 1. Remove the rear covers 1, 2 and 3. 2. Remove 2 screws for fixing the right and left speaker bracket cover 4, and then detach the right and left SP Cables 5. 3. Remove 6 speaker fixing screws 6 from the right and left speakers to detach the both speakers from the MAIN Unit.
  • Page 18 LC-32GD4U LC-37GD4U 11. Remove the LV, PB, PA, PH, PD, PE, MA, MB, MD, DP, SH, DU, DS, ME, DC, DA and AV connectors. 12. Remove 2 screws for fixing the Terminal Cover (B) o to detach the holder. [AV]...
  • Page 19 31. Remove 4 screws for fixing the Inverter-1 PWB 39 to detach the inverter-1 PWB. 32. Remove 4 screws for fixing the Inverter-2 PWB 40 to detach the inverter-2 PWB. 33. Remove 4 (LC-37GD4U) or 3 (LC-32GD4U) screws for fixing the Inverter-1 GND PWB 41 to detach the inverter-1 GND PWB.
  • Page 20 LC-32GD4U LC-37GD4U 35. Remove 4 screws for fixing the LCD Panel Unit 43 to detach the LCD Panel Unit from the Cabinet A. LCD Panel Unit...
  • Page 21 LC-32GD4U LC-37GD4U REMOVING OF LCD PANEL UNIT (LC-32GD4U) 37. Remove 5 screws for fixing the LCD Panel Unit 44 . 38. Remove 14 screws for fixing the sheet angle 45 to detach the upper, lower, left, and right sheet angles.
  • Page 22 LC-32GD4U LC-37GD4U REMOVING OF LCD PANEL UNIT (LC-37GD4U) 37. Remove 5 screws for fixing the LCD Panel Unit 44 . 38. Remove 14 screws for fixing the Sheet aAngle 45 to detach the upper, lower, left, and right Sheet Angles.

  • Page 23: Adjustment Procedure

    1. After replacement of any PWB unit and/or IC for repair, please note the following. When replacing the following units, make sure to prepare the new units loaded with updated software. DIGITAL TUNER unit: DKEYDC307VJ13 for LC-32GD4U / DKEYDC307VJ15 for LC-37GD4U DVI/HDMI unit: DUNTKC267VJ27 for LC-32GD4U / DUNTKC267VJ29 for LC-37GD4U 2.
  • Page 24 LC-32GD4U LC-37GD4U Preparations To upgrade the main software, it is necessary to get ready the SD card for version upgrade before you start. Follow the steps below and create the SD card for version upgrade. 1 Insert the SD card into the SD card reader/writer. Start the SD card formatting software. Click [Format].
  • Page 25 LC-32GD4U LC-37GD4U How to upgrade the software 1 Shut off the AC power (i.e. unplug the AC cord). 2 Insert the SD card for version upgrade (prepared as above) into the service socket located below left of the right side cooling fan in the rear of the unit, in a way that the cut corner of the SD card comes at the right- hand side.
  • Page 26 LC-32GD4U LC-37GD4U 7 Shut off the AC power to the unit (unplug the AC cord), and remove the SD card for version upgrade. 8 Now the software version upgrade is complete. Note: When you are done with the software version upgrade, start the set, go to the top page of the adjustment process screen and check the main software version information.
  • Page 27 LC-32GD4U LC-37GD4U Creating the PC card for version upgrade Formatting the PC card 1 Insert the PC card into the PC card slot. 2 Open [My Computer] window, choose the relevant drive (e.g. H drive) and right-click it. 3 Select [Format] in the menu.
  • Page 28 LC-32GD4U LC-37GD4U 3.Entering and exiting the adjustment process mode (1) Before entering the adjustment process mode, press the "RESET" button or execute the AV position RESET in the video adjustment menu. (2) While holding down the "VOL (–)" and "INPUT" keys at a time, press the POWER switch of the main unit to turn on the power.
  • Page 29 LC-32GD4U LC-37GD4U 5. List of 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.) [INFO] MAIN Version Main microprocessor version...
  • Page 30 LC-32GD4U LC-37GD4U [DVI ANALOG] DVI ANALOG Auto DVI analog video adjustment R CUTOFF IC3700 G CUTOFF IC3700 B CUTOFF IC3700 R DRIVE IC3700 G DRIVE IC3700 B DRIVE IC3700 [DVI DIGITAL] DVI DIGITAL Auto DVI digital video adjustment CONTRAST IC3700...
  • Page 31 LC-32GD4U LC-37GD4U 6. Special features * STANDBY CAUSE (Page 1/15) 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 32 LC-32GD4U LC-37GD4U (4) Component 15K signal adjustment (Main and Sub) Adjustment item Adjustment conditions Adjustment procedure Feed the 100% color bar signal to INPUT 1 component input. Adjustment 480i signal ↑100% white Bring the cursor on [ËCOMP 15K ALL ADJ] and press [ENTER].
  • Page 33 2) In order for the 30% pattern to become the reference value, adjust the "MONITOR GAMMA LO R", "MONITOR GAMMA LO G" and "MONITOR GAMMA LO B" settings. Reference value: [Minolta CA-210] (480i) LC-32GD4U Make adjustments so that x=0.295 and y=0.307. (80% gray scale) Make adjustments so that x=0.277 and y=0.284. (30% gray scale) (480i) LC-37GD4U Make adjustments so that x=0.295 and y=0.307.

  • Page 34: Initialization To Factory Settings

    LC-32GD4U LC-37GD4U 9. Initialization to factory settings Caution: When initialization is performed, all user setting data including the channel settings are initialized. Be cautious when making this adjustment. (The adjustments done in the adjustment process mode are not initialized.) Adjustment item...
  • Page 35 LC-32GD4U LC-37GD4U 10. Display adjustment procedure 1. Entering and exiting the adjustment process mode (1) Before entering the adjustment process mode, press the "RESET" button or execute the AV position RESET in the menu video adjustment. (2) While holding down the "VOL (+)" and "CH (Ù)" keys at a time, press the "POWER" key of the main unit to turn on the power.
  • Page 36 LC-32GD4U LC-37GD4U 3. COM BIAS adjustment Shift to the [COM BIAS] item with the cursor UP/DOWN key and select a numeric value with the cursor RIGHT/LEFT key. Changing the numeric value with the cursor UP/DOWN key will make appear the test pattern. Make an adjustment so that the flicker near the center of the screen is minimized.
  • Page 37 LC-32GD4U LC-37GD4U 4. Lamp error detection 4-1. Feature description This liquid-crystal color TV incorporates a lamp error detection feature (lamp error detection) that automatically turns OFF the power for safety under abnormal lamp or lamp circuit conditions. If anything is wrong with the lamp or lamp circuit or when the lamp error detection feature is activated for some reason, the following will result.
  • Page 38 LC-32GD4U LC-37GD4U 6. List of adjustment process modes (Display) (Examples) 32/37...
  • Page 39 LC-32GD4U LC-37GD4U 32/37...
  • Page 40 LC-32GD4U LC-37GD4U First layer Page Item Setting range Initial value Table of contents GRAYLEVEL 0 ~ 255 COM BIAS 0 ~ 255 VLS BIAS 0 ~ 255 L ERR RESET Totally clear MODE 50Hz,60Hz,PC 60Hz PWM CTRL 0 ~ 7...

  • Page 41: Troubleshooting Table

    LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE <Power supply> No power supply (Front LED is off) or no power-up (Front LED does not change from red to Blue) Reconnect the power supply cord and turn on the power. Is the power supply cord properly connected to the main unit? Replace F1701, F1702, and F1703, and then turn on the power.
  • Page 42 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 43 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 44 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 45 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 46 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 47 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued)
  • Page 48 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) DVI Input (Digital PC mode)(1) Are IC1915 data accessed by I2C Are there Rx0, Rx1, Rx2 and RxC Check PC settings. when connected to PC? signal inputs to IC1900 (HDCP_LSI)? Are outputs at pins (12) and (14) of...
  • Page 49 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) DVI Input (Analog PC mode)(2) Are there RGB signal inputs at pins Are IC1915 data accessed by I2C Check PC settings. (25), (26) and (27), and Hsync/Vsync when connected to PC? signal inputs at pins (28) and (8) from...
  • Page 50 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) DVI Input (Digital AV mode)(3) Are IC1911 data accessed by I2C Are there Rx0, Rx1, Rx2 and RxC Check PC settings. when connected to PC? signal inputs to IC1900 (HDCP,LSI)? Are outputs at pins (12) and (14) of...
  • Page 51 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) DVI Input (Analog AV mode)(4) Are there RGB signal inputs at pins Are IC1911 data accessed by I2C Check PC settings. (25), (26) and (27), and Hsync/Vsync when connected to PC? signal inputs at pins (8) and (28) from...
  • Page 52 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) No HDMI input picture Is IC1913 (E2PROM) accessed by I2C to Check HDMI equipment settings. read out DDC I2C CLOCK/DATA when HDMI equipment is connected? Check IC1913 (CONTROL) and the peripheral circuits. Is there HDMI RST signal output at...
  • Page 53 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) No sound or picture comes out. Is the power LED lit up in green? Is the power LED blinking in red? Check the power unit. Blinking once? (At regular intervals) Check the power unit.
  • Page 54 LC-32GD4U LC-37GD4U TROUBLE SHOOTING TABLE (Continued) Data dropout (relating to gray scale) Set PATTERN1 → PATTERN1 on the adjustment process menu Check the connection between SC4651 and SC4652 and check to "2". Is the gray scale pattern displayed correctly? the peripheral circuits of IC4501.
  • Page 55 LC-32GD4U LC-37GD4U - M E M O -...

  • Page 56: Chassis Layout/Overall Wiring Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U CHASSIS LAYOUT/OVERALL WIRING DIAGRAM (LC-32GD4U)
  • Page 57 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U CHASSIS LAYOUT/OVERALL WIRING DIAGRAM (LC-37GD4U)

  • Page 58: System Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U SYSTEM BLOCK DIAGRAM...

  • Page 59: Av/Dvi Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U AV/DVI BLOCK DIAGRAM...

  • Page 60: Main Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U MAIN BLOCK DIAGRAM...

  • Page 61: Display Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U DISPLAY BLOCK DIAGRAM...

  • Page 62: Power Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U POWER BLOCK DIAGRAM...

  • Page 63: Inverter Block Diagram

    LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U INVERTER BLOCK DIAGRAM (LC-32GD4U)
  • Page 64 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U INVERTER BLOCK DIAGRAM (LC-37GD4U)

  • Page 65: Printed Wiring Board Assemblies

    LC-32GD4U LC-37GD4U PRINTED WIRING BOARD ASSEMBLIES DVI Unit (Component Side)
  • Page 66 LC-32GD4U LC-37GD4U R2948 R2946 P1903 P1901 P1904 LUG1910 LUG1920 R2950 C2923 R2949 R2925 R2908 R2936 R2934 Q1911 IC1921 R2929 R2939 R2926 R2935 C2921 R2937 IC1919 R2920 R2923 R2928 R2940 R2911 D1915 C2927 C2926 C2925 R2921 R2915 D1914 C2924 IC1902 C1955...
  • Page 67 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U LCD CONTROLLER Unit (Side-A) LUG7703 SC4651 SC4652 C4129 C4115 TP4103 IC4105 R4147 R4130 C7724 TP4538 TP4542 TP4546 TP4536 TP4541 TP4544 TP4547 C4540 R4146 R4139 L7712 TP4907 C4102 C4159 MARK2 R4107 R4117 TP4534 TP4537 TP4540 TP4545 TP4535...
  • Page 68 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U LCD CONTROLLER Unit (Side-B) TL4668 TL4664 TL4657 TL42 TL38 TL34 TL18 TL14 TL4670 TL4666 TL4662 TL91 TL90 TL89 TL88 TL20 TL16 TL11 TL49 TL43 TL4656 TL4653 R4212 TL86 TL85 TL84 TL83 TL40 TL36 TL29 TL27 R4274...
  • Page 69 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U DIGITAL TUNER Unit (Side-A)
  • Page 70 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U P9201 P9302 P9301 P8901 P9002 C9008 LUG9758 LUG9754 FB8903 FB8902 C9308 C9301 R9211 R9366 R9208 R9206 R9356 R9360 R8923 IC9306 IC9307 C9009 C9007 IC9310 C9011 C9758 C8911 C8914 IC9004 IC9002 C9310 L8801 P8801 P9751 IC9309 R8919...
  • Page 71 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U DIGITAL TUNER Unit (Side-B)
  • Page 72 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U R9359 TL9235 TL9228 TL9220 TL9212 TL9370 TL9362 TL9354 TL9346 TL9338 TL9327 TL9319 TL9312 TL9237 TL9374 TL9366 TL9358 TL9350 TL9342 TL9333 TL9323 TL9315 LUG9762 TL9232 TL9224 TL9216 TL9208 LUG9752 LUG9753 TL9311 TL9238 TL9236 TL9009 TL9003 TL9378 TL9204...
  • Page 73 LC-32GD4U LC-37GD4U PC CARD Unit (Side-A) TL5101 TL5106 TL5070 TL5104 TL5035 P5001 S5001 P5003 LUG5108 R5013 TL5045 TL5042 TL5038 TL5034 TL5032 TL5076 TL5074 TL5072 R5103 TL5044 TL5036 TL5033 TL5075 TL5073 TL5071 TL5083 TL5080 TL5078 TL5669 TL5081 TL5079 TL5077 TL5131 TL5128...
  • Page 74 LC-32GD4U LC-37GD4U PC CARD Unit (Side-B) P5002 LUG5114 C5034 R5027 R5026 R5038 R5028 IC5606 C5601 C5205 C5203 C5209 IC5607 C5210 IC5201 TL5201 TL5202 R5606 R5207 C5605 R5614 R5615 R5203 TL5668 R5210 R5627 R5211 C5204 R5202 IC5601 TL5047 SC5602 R5001 R5004...
  • Page 75 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U MAIN Unit (Side-A)
  • Page 76 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U R7274 R7275 R7277 LUG7207 FB7205 C7240 C7231 LUG7210 P1001 C7230 P1502 P3701 C7241 FB7203 SC7201 R7284 P1802 C7234 C1504 R1810 R1594 R1593 R1591 R1811 LUG7205 R1578 IC1803 C1805 C1505 C1508 IC7200 R1527 C7208 R1508 C1803 IC1509...
  • Page 77 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U MAIN Unit (Side-B)
  • Page 78 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U TL7245 TL7240 TL1536 TL7283 TL1539 TL1535 C7237 TL7244 TL7239 C7233 TL7261 Q403 TL7248 TL7258 C7236 TL3721 C7232 TL7249 TP829 TL7277 IC7205 TL1805 TL1506 TL1802 TL7256 R7257 R434 R1503 TL7252 R1823 IC7204 R869 R868 Q1503 Q1502 TL7253...
  • Page 79 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U AV Unit (Side-A)
  • Page 80 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U SC3103 IC1106 J1101 J1107 S5702 S5701 R5724 P1102 L5703 C5728 C1187 D5704 C1172 R3103 C3140 C5713 R3130 IC3106 D5703 R3128 C5709 C3135 D5702 LUG1104 R1242 R5707 R5719 IC3104 L5702 R1289 R1267 C3134 R1269 R5714 D5701 R1164...
  • Page 81 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U AV Unit (Side-B)
  • Page 82 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U TL1152 TL1156 TL1172 TL1176 TL1180 TL1196 TL1140 TL1145 TL1146 TL1161 TL1157 TL1170 TL1195 TL3132 TL3130 TL1174 TL1155 TL1178 TL1182 TL1194 TL1193 TL5713 TL1173 TL1177 TL1181 TL1151 TL1164 TL1142 TL1144 TL3133 TL3134 TL5715 TL1171 TL1175 TL1179 TL1197...
  • Page 83 LC-32GD4U LC-37GD4U KEY Unit (Component Parts Side-A) P151 R152 R153 D152 R151 D151 KEY Unit (Chip Parts Side-A) KEY Unit (Component Parts Side-B) TL159 TL160 TL162 TL163 TL161 TL151 TL153 TL164 TL154 TL155 TL152 KEY Unit (Chip Parts Side-B)
  • Page 84 LC-32GD4U LC-37GD4U EXT-SP Unit (Component Parts Side-A) LUG202 J203 P202 EXT-SP Unit (Chip Parts Side-A) EXT-SP Unit (Component Parts Side-B) EXT-SP Unit (Chip Parts Side-B)
  • Page 85 LC-32GD4U LC-37GD4U R1155 C1138 R1153 D1121 D1110 R1152 R1151 C1135 C1134 R1254 C1139 R1157 J1102 D1116 J1103 FDC1 R1158 D1120 R1160 C1141 R1159 FRONT Unit (Component Parts Side-A) FRONT Unit (Chip Parts Side-A) TL1201 TL1203 TL1202 TL1206 TL1200 TL1225 TL1207...
  • Page 86 LC-32GD4U LC-37GD4U R/C, LED Unit (Component Parts Side-A) R3020 Q3009 Q104 Q105 C104 R3009 Q3004 Q3003 R3011 R3008 R106 R105 R3016 R104 J2402 P101 IC101 SLD101 R107 D3004 D3005 D3003 D103 C101 RMC101 R3015 R/C, LED Unit (Chip Parts Side-A)
  • Page 87 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U POWER SUPPLY Unit (Side-A)
  • Page 88 LC-32GD4U LC-32GD4U LC-37GD4U LC-37GD4U POWER SUPPLY Unit (Side-B)
  • Page 89 LC-32GD4U LC-37GD4U LC-32GD4U INVERTER-1 Unit INVERTER-1 Unit (Component Parts Side) (Wiring Side)
  • Page 90 LC-32GD4U LC-37GD4U LC-32GD4U INVERTER-2 Unit INVERTER-2 Unit (Component Parts Side) (Wiring Side)
  • Page 91 LC-32GD4U LC-37GD4U LC-32GD4U INVERTER-1 GND Unit (Component Parts Side) INVERTER-1 GND Unit (Wiring Side) INVERTER-2 GND Unit (Component Parts Side) INVERTER-2 GND Unit (Wiring Side)
  • Page 92 LC-32GD4U LC-37GD4U LC-37GD4U INVERTER-1 Unit (Component Side) INVERTER-1 Unit (Chip Parts Side)
  • Page 93 LC-32GD4U LC-37GD4U LC-37GD4U INVERTER-2 Unit (Component Side) INVERTER-2 Unit (Chip Parts Side)
  • Page 94 LC-32GD4U LC-37GD4U LC-37GD4U INVERTER-1 GND Unit (Component Parts Side) INVERTER-1 GND Unit (Wiring Side) INVERTER-2 GND Unit (Component Parts Side) INVERTER-2 GND Unit (Wiring Side)

  • Page 95: Parts List

    4. DESCRIPTION in USA: Contact your nearest SHARP Parts Distributor to order. in CANADA: Contact SHARP Electronics of Canada Limited For location of SHARP Parts Distributor, Please call Toll- Phone (416) 890-2100 Free; 1-800-BE-SHARP MARK: SPARE PARTS-DELIVERY SECTION MARQUE : SECTION LIVRAISON DES PIECES DE RECHANGE Ref.
  • Page 96 Part No. Description Code Ref. No. Part No. Description Code C1955 VCKYTV1CB105KY J 1 Ceramic DUNTKC267VJ27 (LC-32GD4U) C1956 VCKYTV1CB105KY J 1 Ceramic DUNTKC267VJ29 (LC-37GD4U) C1957 VCEASX1CN106MY J 10 Electrolytic C1958 VCEASX1CN106MY J 10 Electrolytic DVI/HDMI UNIT (Continued) C1959 VCEASX1CN226MY J 22 Electrolytic C1960 VCKYCY1EF104ZY J 0.1...
  • Page 97 Part No. Description Code Ref. No. Part No. Description Code R2916 VRS-CY1JF000JY 1/16W Metal Oxide DUNTKC267VJ27 (LC-32GD4U) R2917 VRS-CY1JF222JY J 2.2k 1/16W Metal Oxide DUNTKC267VJ29 (LC-37GD4U) R2918 VRS-CY1JF100JY J 10 1/16W Metal Oxide R2919 VRS-CY1JF103JY J 10k 1/16W Metal Oxide...
  • Page 98 X4501 RCRSZA025WJZZY J Crystal, 83.57MHz IC4502 VHiTC7W34U/-1Y J TC7W34FU IC4503 VHiTC7W34U/-1Y J TC7W34FU FILTERS AND COILS IC4505 RH-iXA866WJN3Y J XCF04SV020C(LC-37GD4U) AY IC4505 RH-iXA962WJN3Y J XCF04SV020C(LC-32GD4U) AY FL2001 RFiLZ0169TAZZY J Filter IC4506 VHiPST3629N-1Y J PST3629NR FL4103 RFiLNA002WJZZY J Filter IC4601 VHiPQ1R33//-1Y J PQ1R33...
  • Page 99 Part No. Description Code Ref. No. Part No. Description Code C4509 VCKYCY1EF104ZY J 0.1 Ceramic DUNTKC268VJ24 (LC-32GD4U) C4510 VCKYCY1HB472KY J 4700p 50V Ceramic DUNTKC268VJ26 (LC-37GD4U) C4511 VCKYCY1EF104ZY J 0.1 Ceramic C4512 VCKYCY1EF104ZY J 0.1 Ceramic LCD CONTROLLER UNIT (Continued) C4513 VCKYCY1EF104ZY J 0.1...
  • Page 100 Part No. Description Code Ref. No. Part No. Description Code C7729 VCKYCY1EF104ZY J 0.1 Ceramic DUNTKC268VJ24 (LC-32GD4U) C7730 VCKYCY1CF334ZY J 0.33 Ceramic DUNTKC268VJ26 (LC-37GD4U) C7731 VCKYCY1CF334ZY J 0.33 Ceramic C7732 VCEASY1CN107MY J 100 Electrolytic LCD CONTROLLER UNIT (Continued) C7733 VCEASY1EN107MY J 100...
  • Page 101 Part No. Description Code Ref. No. Part No. Description Code R4136 VRS-CY1JF683FY J 68k 1/16W Metal Oxide DUNTKC268VJ24 (LC-32GD4U) (LC-37GD4U) DUNTKC268VJ26 (LC-37GD4U) R4137 VRS-CY1JF163FY J 16k 1/16W Metal Oxide (LC-32GD4U) LCD CONTROLLER UNIT (Continued) R4137 VRS-CY1JF273FY J 27k 1/16W Metal Oxide...
  • Page 102 Description Code Ref. No. Part No. Description Code R4187 VRS-CY1JF100JY J 10 1/16W Metal Oxide DUNTKC268VJ24 (LC-32GD4U) R4188 VRS-CY1JF102FY J 1k 1/16W Metal Oxide DUNTKC268VJ26 (LC-37GD4U) R4190 VRS-CY1JF333FY J 33k 1/16W Metal Oxide (LC-37GD4U) LCD CONTROLLER UNIT (Continued) R4190 VRS-CY1JF563FY...
  • Page 103 Ref. No. Part No. Description Code Ref. No. Part No. Description Code R4717 VRK-CD1JJ390JY J 39 1/16W DUNTKC268VJ24 (LC-32GD4U) Metal Composition DUNTKC268VJ26 (LC-37GD4U) R4718 VRK-CD1JJ390JY J 39 1/16W Metal Composition LCD CONTROLLER UNIT (Continued) R4719 VRS-CH1JF390JY J 39 1/16W Metal Oxide...
  • Page 104 Ref. No. Part No. Description Code Ref. No. Part No. Description Code QCNW-C508WJQZ J Connecting Cord DUNTKC268VJ24 (LC-32GD4U) (LC-37GD4U) DUNTKC268VJ26 (LC-37GD4U) LCD CONTROLLER UNIT (Continued) R7751 VRS-CY1JF101JY J 100 1/16W Metal Oxide R7752 VRS-CY1JF101JY J 100 1/16W Metal Oxide MISCELLANEOUS PARTS...
  • Page 105 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code TRANSISTORS DKEYDC307VJ13 (LC-32GD4U) Q8451 VSRT1N141U/-1Y J RT1N141U DKEYDC307VJ15 (LC-37GD4U) Q8452 VS2SA1362GR-1Y J 2SA1362GR Q8801 VSRT1N141U/-1Y J RT1N141U DIGITAL TUNER UNIT Q8802 VSRT1P441U/-1Y J RT1P441U Q8803 VSDTC314TK/-1Y...
  • Page 106 Part No. Description Code Ref. No. Part No. Description Code C8332 VCEASX0JN227MY J 220 6.3V Electrolytic DKEYDC307VJ13 (LC-32GD4U) C8333 VCKYCY1EF104ZY J 0.1 Ceramic C8334 VCKYCY1EF104ZY J 0.1 Ceramic DKEYDC307VJ15 (LC-37GD4U) C8335 VCKYCY1EF104ZY J 0.1 Ceramic DIGITAL TUNER UNIT (Continued) C8336 VCKYCY1EF104ZY J 0.1 Ceramic C8337 VCKYCY1EF104ZY J 0.1...
  • Page 107 Part No. Description Code Ref. No. Part No. Description Code C9466 VCKYCY1EF104ZY J 0.1 Ceramic DKEYDC307VJ13 (LC-32GD4U) C9467 VCKYCY1EF104ZY J 0.1 Ceramic DKEYDC307VJ15 (LC-37GD4U) C9468 VCKYCY1EF104ZY J 0.1 Ceramic C9509 VCKYCY1EF104ZY J 0.1 Ceramic DIGITAL TUNER UNIT (Continued) C9510 VCKYCY1EF104ZY J 0.1 Ceramic C9511 VCKYCY1EF104ZY J 0.1...
  • Page 108 Part No. Description Code Ref. No. Part No. Description Code Metal Composition DKEYDC307VJ13 (LC-32GD4U) R8149 VRS-CY1JF103JY J 10k 1/16W Metal Oxide DKEYDC307VJ15 (LC-37GD4U) R8150 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R8151 VRS-CY1JF103JY J 10k 1/16W Metal Oxide DIGITAL TUNER UNIT (Continued)
  • Page 109 Description Code Ref. No. Part No. Description Code R8368 VRS-CY1JF151JY J 150 1/16W Metal Oxide DKEYDC307VJ13 (LC-32GD4U) R8369 VRS-CY1JF151JY J 150 1/16W Metal Oxide DKEYDC307VJ15 (LC-37GD4U) R8370 VRS-CY1JF151JY J 150 1/16W Metal Oxide R8371 VRS-CY1JF151JY J 150 1/16W Metal Oxide...
  • Page 110 Description Code Ref. No. Part No. Description Code R8909 VRS-CY1JF102FY J 1k 1/16W Metal Oxide DKEYDC307VJ13 (LC-32GD4U) R8910 VRS-CY1JF101JY J 100 1/16W Metal Oxide DKEYDC307VJ15 (LC-37GD4U) R8911 VRS-CY1JF102FY J 1k 1/16W Metal Oxide R8912 VRS-CY1JF201FY J 200 1/16W Metal Oxide...
  • Page 111 Part No. Description Code Ref. No. Part No. Description Code R9480 VRS-CH1JF000JY 1/16W Metal Oxide DKEYDC307VJ13 (LC-32GD4U) R9481 VRS-CH1JF000JY 1/16W Metal Oxide R9482 VRS-CY1JF330JY J 33 1/16W Metal Oxide DKEYDC307VJ15 (LC-37GD4U) R9483 VRS-CY1JF472JY J 4.7k 1/16W Metal Oxide R9484 VRS-CY1JF332JY J 3.3k 1/16W Metal Oxide...
  • Page 112 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DKEYDC307VJ13 (LC-32GD4U) DUNTKC544VJ03 DKEYDC307VJ15 (LC-37GD4U) PC CARD UNIT DIGITAL TUNER UNIT (Continued) INTEGRATED CIRCUITS IC5001 RH-iXA805WJZZQ J TMS320DM270GHK R9808 VRK-CD1JJ392JY J 3.9k 1/16W IC5003 RH-iXB201WJZZQ J LH28F320BFHE-P...
  • Page 113 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC544VJ03 R5025 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R5026 VRS-CY1JF000JY 1/16W Metal Oxide PC CARD UNIT (Continued) R5030 VRS-CY1JF000JY 1/16W Metal Oxide R5031 VRS-CY1JF333JY J 33k 1/16W Metal Oxide...

  • Page 114: Main Unit

    LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC544VJ03 DUNTKC641VJ04 (LC-32GD4U) PC CARD UNIT (Continued) DUNTKC641VJ06 (LC-37GD4U) MAIN UNIT R5209 VRS-CY1JF104JY J 100k 1/16W Metal Oxide R5210 VRS-CY1JF000JY 1/16W Metal Oxide INTEGRATED CIRCUITS R5211 VRS-CY1JF000JY...
  • Page 115 Ref. No. Part No. Description Code Ref. No. Part No. Description Code L500 VPD9M470J6R6NY J Peaking 47µH DUNTKC641VJ04 (LC-32GD4U) L501 VPD9M1R5JR77NY J Peaking 1.5µH DUNTKC641VJ06 (LC-37GD4U) L801 VPCEM220M1R7NY J Peaking 22µH L1500 VPD9M470J6R6NY J Peaking 47µH MAIN UNIT (Continued) L3701 VPCUN100KR42NY J Peaking 10µH...
  • Page 116 Part No. Description Code Ref. No. Part No. Description Code C822 VCKYCY1EF104ZY J 0.1 Ceramic DUNTKC641VJ04 (LC-32GD4U) C823 VCKYCY1EF104ZY J 0.1 Ceramic DUNTKC641VJ06 (LC-37GD4U) C1002 VCKYCY1EF104ZY J 0.1 Ceramic C1004 VCKYCY1EF104ZY J 0.1 Ceramic MAIN UNIT (Continued) C1005 VCKYCY1EF104ZY J 0.1 Ceramic C1006 VCKYCY1EF104ZY J 0.1...
  • Page 117 Part No. Description Code Ref. No. Part No. Description Code C3704 VCKYCY1EB393KY J 0.039 25V Ceramic DUNTKC641VJ04 (LC-32GD4U) C3707 VCKYCY1EF104ZY J 0.1 Ceramic DUNTKC641VJ06 (LC-37GD4U) C3708 VCKYCY1EF104ZY J 0.1 Ceramic C3709 VCKYCY1EF104ZY J 0.1 Ceramic MAIN UNIT (Continued) C3710 VCKYCY1EF104ZY J 0.1 Ceramic C3711 VCKYCY1EF104ZY J 0.1...
  • Page 118 LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code R471 VRS-TV1JD000JY 1/16W Metal Oxide DUNTKC641VJ04 (LC-32GD4U) R473 VRS-TV1JD000JY 1/16W Metal Oxide DUNTKC641VJ06 (LC-37GD4U) R474 VRS-TV1JD000JY 1/16W Metal Oxide R475 VRS-TV1JD000JY 1/16W Metal Oxide MAIN UNIT (Continued)
  • Page 119 Part No. Description Code Ref. No. Part No. Description Code R1025 VRS-CJ1JF000JY 1/16W Metal Oxide DUNTKC641VJ04 (LC-32GD4U) R1026 VRS-CH1JF470JY J 47 1/16W Metal Oxide DUNTKC641VJ06 (LC-37GD4U) R1028 VRS-CY1JF103JY J 10k 1/16W Metal Oxide R1029 VRS-CY1JF470JY J 47 1/16W Metal Oxide...
  • Page 120 Description Code Ref. No. Part No. Description Code R1817 VRS-CY1JF103JY J 10k 1/16W Metal Oxide DUNTKC641VJ04 (LC-32GD4U) R1818 VRS-CY1JF102JY J 1k 1/16W Metal Oxide DUNTKC641VJ06 (LC-37GD4U) R1819 VRS-CY1JF223JY J 22k 1/16W Metal Oxide R1820 VRS-CY1JF123JY J 12k 1/16W Metal Oxide...
  • Page 121 Description Code Ref. No. Part No. Description Code R3741 VRS-CY1JF332JY J 3.3k 1/16W Metal Oxide DUNTKC641VJ04 (LC-32GD4U) R3743 VRS-CY1JF472JY J 4.7k 1/16W Metal Oxide DUNTKC641VJ06 (LC-37GD4U) R3744 VRS-CY1JF473JY J 47k 1/16W Metal Oxide R3745 VRS-CY1JF100JY J 10 1/16W Metal Oxide...
  • Page 122 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC641VJ04 (LC-32GD4U) DUNTKC664UJ02 (LC-32GD4U) DUNTKC641VJ06 (LC-37GD4U) DUNTKC664UJ04 (LC-37GD4U) MAIN UNIT (Continued) AV UNIT TUNERS R7288 VRS-CY1JF472JY J 4.7k 1/16W Metal Oxide R7289 VRS-CY1JF472JY J 4.7k 1/16W Metal Oxide...
  • Page 123 LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code D2504 VHD1SS355//-1Y J 1SS355 DUNTKC664UJ02 (LC-32GD4U) D2505 VHD1SS355//-1Y J 1SS355 DUNTKC664UJ04 (LC-37GD4U) D2507 VHD1SS355//-1Y J 1SS355 D2508 VHD1SS355//-1Y J 1SS355 AV UNIT (Continued) D2700 VHD1SS355//-1Y J 1SS355...
  • Page 124 Part No. Description Code Ref. No. Part No. Description Code C1208 VCEASX1CN226MY J 22 Electrolytic DUNTKC664UJ02 (LC-32GD4U) C1209 VCEASY1HN226MY J 22 Electrolytic DUNTKC664UJ04 (LC-37GD4U) C1214 VCCCCY1HH471JY J 470p Ceramic C1226 VCKYCY1HB102KY J 1000p 50V Ceramic AV UNIT (Continued) C1227 VCKYCY1HB182KY J 1800p 50V...
  • Page 125 Part No. Description Code Ref. No. Part No. Description Code C3134 VCEASX1HN225MY J 2.2 Electrolytic DUNTKC664UJ02 (LC-32GD4U) C3135 VCEASX1HN225MY J 2.2 Electrolytic DUNTKC664UJ04 (LC-37GD4U) C3136 VCKYCY1EF104ZY J 0.1 Ceramic C3137 VCEASX1CN106MY J 10 Electrolytic AV UNIT (Continued) C3138 VCEASX1HN225MY J 2.2 Electrolytic C3139 VCEASX1HN225MY J 2.2...
  • Page 126 Part No. Description Code Ref. No. Part No. Description Code C6016 VCCCCY1HH151JY J 150p Ceramic DUNTKC664UJ02 (LC-32GD4U) C6017 VCKYCY1HF224ZY J 0.22 Ceramic DUNTKC664UJ04 (LC-37GD4U) C6018 VCCCCY1HH151JY J 150p Ceramic C6019 VCKYCY1HF223ZY J 0.022 50V Ceramic AV UNIT (Continued) C6020 VCKYCY1HF223ZY J 0.022 50V...
  • Page 127 Description Code Ref. No. Part No. Description Code R1261 VRS-CY1JF101JY J 100 1/16W Metal Oxide DUNTKC664UJ02 (LC-32GD4U) R1262 VRS-CY1JF101JY J 100 1/16W Metal Oxide DUNTKC664UJ04 (LC-37GD4U) R1263 VRS-CY1JF332JY J 3.3k 1/16W Metal Oxide R1264 VRS-CY1JF101JY J 100 1/16W Metal Oxide...
  • Page 128 Part No. Description Code Ref. No. Part No. Description Code R2784 VRS-CY1JF220JY J 22 1/16W Metal Oxide DUNTKC664UJ02 (LC-32GD4U) R2785 VRS-CY1JF220JY J 22 1/16W Metal Oxide DUNTKC664UJ04 (LC-37GD4U) R3128 VRS-CY1JF000JY 1/16W Metal Oxide R3130 VRS-CY1JF000JY 1/16W Metal Oxide AV UNIT (Continued)
  • Page 129 LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC664UJ02 (LC-32GD4U) R3971 VRS-CY1JF224JY J 220k 1/16W Metal Oxide R3972 VRS-CY1JF224JY J 220k 1/16W Metal Oxide DUNTKC664UJ04 (LC-37GD4U) R3973 VRS-CY1JF224JY J 220k 1/16W Metal Oxide R3974 VRS-CY1JF224JY...
  • Page 130 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC664UJ02 (LC-32GD4U) DUNTKC665UJ02 (LC-32GD4U) DUNTKC664UJ04 (LC-37GD4U) DUNTKC665UJ04 (LC-37GD4U) AV UNIT (Continued) KEY UNIT SWITCHES TRANSISTOR S5701 QSW-K0095CEZZ J SYSTEM RESET, BS Q151 VSDTC314TK/-1Y J DTC314TKAC S5702 QSW-K0095CEZZ...
  • Page 131 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code DUNTKC666UJ02 (LC-32GD4U) DUNTKC667UJ02 (LC-32GD4U) DUNTKC666UJ04 (LC-37GD4U) DUNTKC667UJ04 (LC-37GD4U) R/C, LED UNIT EXT SP TERMINAL UNIT INTEGRATED CIRCUIT MISCELLANEOUS PARTS IC101 VHiTPS850++-1Y J TPS850 J203 QTANAA003WJZZ J External Speaker Terminal, 4pin AH...
  • Page 132 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code D1703 95CD1057AQ006 J ERA15-06 RDENCA067WJZZ D1704 95CD1057AQ006 J ERA15-06 D1705 95CD1057AQ006 J ERA15-06 POWER SUPPLY UNIT D1706 95CD4103AC019 J Zener Diode, MA8120-M, INTEGRATED CIRCUITS SMini2-F1 IC2701 95CH3151AC001...
  • Page 133 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code D6761 95CD2095AQ008 J 1SS355, 80V 0.1A RDENCA067WJZZ D6762 95CD4103AC026 J Zener Diode, MA8030-L D6763 95CD2095AQ008 J 1SS355, 80V 0.1A POWER SUPPLY UNIT (Continued) D6764 95CD4103AC002 J Zener Diode, MA8047-L,...
  • Page 134 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code C6766 95CC1152BC106 J 10 Ceramic RDENCA067WJZZ C6767 95CC1152BC106 J 10 Ceramic C6768 95CC3150DR471 J 470(ZLH) 35V Electrolytic POWER SUPPLY UNIT (Continued) C6769 95CC1152BC106 J 10 Ceramic...
  • Page 135 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code R4723 95CR3127TC682 J 6.8k 1/10W Resistor RDENCA067WJZZ R4724 95CR3127TC222 J 2.2k 1/10W Resistor R4725 95CR3131AC392 J 3.9k 1/4W Resistor POWER SUPPLY UNIT (Continued) R4730 95CR3133AC474 J 470k 1/4W Resistor...
  • Page 136 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code MISCELLANEOUS PARTS RDENCA067WJZZ POWER SUPPLY UNIT (Continued) BEA170195CL3001ZQ003 J Ferrite Bead, FSOH044RN01B AD BEA170295CL3001ZQ003 J Ferrite Bead, FSOH044RN01B AD R5757 95CR3127TC102 J 1k 1/10W Resistor BEA170395CL3001ZQ003...
  • Page 137 LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code C7538 RC-CF180J3KV1 J 18p Ceramic RUNTKA069WJN1 (LC-32GD4U) C7539 VCKYCY1EB223K J 0.022 25V Ceramic INVERTER-1 UNIT C7540 VCKYTQ2AB473K J 0.047 100V Ceramic C7541 RC-CF180J3KV1 J 18p Ceramic INTEGRATED CIRCUITS...
  • Page 138 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA070WJN1 (LC-32GD4U) RESISTORS R7402 VRS-CY1JD000J 1/10W Metal Oxide INVERTER-2 UNIT R7404 VRS-TP2BD000J 1/4W R7406 VRS-TP2BD000J 1/4W TRANSISTORS R7407 VRS-CY1JD103J J 10k 1/10W Metal Oxide Q7401 VSRSS050P03-1...
  • Page 139 Ref. No. Part No. Description Code Ref. No. Part No. Description Code JP7601 VRS-TP2BD000J J 1/4W 0 RUNTKA071WJZZ (LC-32GD4U) JP7602 VRS-TP2BD000J J 1/4W 0 INVERTER-1 GND UNIT JP7603 VRS-TP2BD000J J 1/4W 0 TRANSISTORS Q7601 VSUM6K1N///-1 J UM6K1N, MOSFET Q7602 VSUM6K1N///-1...
  • Page 140 Part No. Description Code Ref. No. Part No. Description Code LUG7652 QTAND1019SNEZ J GND Lug, SD01138-21 RUNTKA072WJZZ (LC-32GD4U) LUG7653QTAND1019SNEZ J GND Lug, SD01138-21 INVERTER-2 GND UNIT JP7651 VRS-TP2BD000J J GND Lug, 0, 1/4W JP7652 VRS-TP2BD000J J GND Lug, 0, 1/4W TRANSISTORS...
  • Page 141 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code C7525 VCKYTQ1EB475K J 4.7 Ceramic RUNTKA080WJN1 (LC-37GD4U) C7526 VCKYTQ1EB475K J 4.7 Ceramic INVERTER-1 UNIT C7527 VCKYTQ1EB475K J 4.7 Ceramic C7528 VCKYTQ1EB475K J 4.7 Ceramic INTEGRATED CIRCUITS...
  • Page 142 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA080WJN1 (LC-37GD4U) RUNTKA081WJN1 (LC-37GD4U) INVERTER-1 UNIT (Continued) INVERTER-2 UNIT INTEGRATED CIRCUIT R7567 VRS-TP2BD000J 1/4W IC7402 VHIBD9766FV/-1 J BD9766FV R7568 VRS-TP2BD000J 1/4W TRANSISTORS FUSES AND FUSE HOLDERS å...
  • Page 143 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA081WJN1 (LC-37GD4U) RUNTKA082WJZZ (LC-37GD4U) INVERTER-2 UNIT (Continued) INVERTER-1 GND UNIT TRANSISTORS C7431 VCKYCY1CB473K J 0.047 16V Ceramic C7432 VCKYTQ1EB475K J 4.7 25V Ceramic Q7601 VSUM6K1N///-1 J UM6K1N, MOSFET...
  • Page 144 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code RUNTKA082WJZZ (LC-37GD4U) RUNTKA083WJZZ (LC-37GD4U) INVERTER-1 GND UNIT (Continued) INVERTER-2 GND UNIT TRANSISTORS P7605 QCNCM1821SNEZ J Plug, 2Pin, 1717823-1 P7606 QCNCM1796SNEZ J Plug, 8Pin, S8B-PASK-2 Q7651 VSUM6K1N///-1...

  • Page 145: Cabinet And Mechanical Parts

    — 6-5-9 LHLDWA046WJKZ J Wire Holder, x8 GCOVAA829WJSA J R/C LED Cover 6-5-10 LHLDWA055WJKZ J Wire Holder HBDGBA037WJSA J Badge SHARP 6-5-11 LHLDWA056WJKZ J Wire Holder, x5 PSPAHA298WJZZ J Mask Spacer, x2 6-5-12 LHLDWA058WJKZ J Wire Holder, x2 PSPAHA407WJZZ J Mask Spacer, x2...
  • Page 146 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS PSPAZA463WJKZ J Spacer (for IC3300) PSPAZA478WJKZ J Spacer (for 1bit AMP) (LC-32GD4U)(Continued) PSPAZA517WJZZ J Spacer, x3 PSPAZA518WJZZ J Spacer DKEYDC307VJ13 J DIGITAL TUNER Unit...
  • Page 147 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS (LC-32GD4U) 10-2 10-1 2-21 2-16 2-10 2-18 2-19 2-14 2-13 2-10 2-11 2-15 2-10 2-16 2-10 2-17 2-14 2-15 2-20 2-16 2-16...
  • Page 148 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code 6-21 6-16 6-12 6-5-4 6-21 6-15 6-14 6-13 6-5-12 6-5-24 6-17 6-5-8 6-18 6-21 6-5-15 6-5-3 6-5-27 6-5-2 6-21 6-5-9 6-19 6-5-9 6-5-10 6-5-18 6-5-9 6-5-20...
  • Page 149 – Front Cabinet — 6-5-8 LANGKA289WJFW J Fixing Metal GCOVAA829WJSA J R/C LED Cover 6-5-9 LANGKA290WJFW J Fixing Metal HBDGBA036WJSA J Badge SHARP 6-5-10 LHLDWA043WJKZ J Holder, x4 PSPAHA416WJZZ J Mask Spacer, x2 6-5-11 LHLDWA046WJKZ J Holder, x11 PSPAHA412WJZZ J Mask Spacer, x2...
  • Page 150 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code PSPAZA455WJZZ J Spacer CABINET AND MECHANICAL PARTS PSPAZA456WJZZ J Spacer, x2 (LC-37GD4U)(Continued) PSPAZA463WJKZ J Spacer (for IC3300) PSPAZA478WJKZ J Spacer (for 1bit AMP) PSPAZA520WJZZ J Spacer, x2...
  • Page 151 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code CABINET AND MECHANICAL PARTS (LC-37GD4U) 10-2 10-1 2-23 2-19 2-21 2-10 2-22 2-14 2-10 2-11 2-15 2-19 2-10 2-10 2-17 2-14 2-18 2-19 2-16 2-13 2-19...
  • Page 152 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code 6-20 6-15 6-11 6-20 6-14 6-13 6-5-26 6-12 6-5-28 6-16 6-17 6-5-16 6-5-27 6-20 6-5-5 6-5-8 6-20 6-18 6-5-11 6-5-12 6-5-13 6-5-21 6-5-18 6-5-11 6-5-19 6-5-16...

  • Page 153: Packing Parts

    LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code PACKING PARTS SUPPLIED ACCESSORIES (NOT REPLACEMENT ITEM) (LC-32GD4U) LHLDW0110CEZZ J Cable Clamp SPAKFA702WJZZ – Packing Material — LHLDZA375WJKA J Speaker Bracket, x2 SPAKL0023CEZZ – Joint, x4 —...
  • Page 154 LC-32GD4U LC-37GD4U Ref. No. Part No. Description Code Ref. No. Part No. Description Code SERVICE JIGS (USE FOR SERVICING) QCNW-C222WJQZ J Connecting Cord 80-pin (FFC) AW LCD CONT(SC4651/4652) to LCD PANEL, x2 QCNW-C223WJQZ J Connecting Cord 12-pin LCD CONT(BL) to INVERTER-1 (BL)

  • Page 155: Packing Of The Set

    LC-32GD4U LC-37GD4U PACKING OF THE SET (LC-32GD4U) Bar Code Label (TLABK0023TAZZ) Joint (SPAKL0023CEZZ) Packing Case (SPAKCB376WJZZ) Buffer Material (Top) (SPAKXA601WJZZ) AC Cord (QACCDA019WJPZ) Remote Control Unit (RRMCGA264WJSA) Operation Manial (TiNS-B241WJZZ) "AAA" size Battery (2pcs) SP(L) Wrapping Paper (SPAKPA388WJZZ) Packing Case...
  • Page 156 LC-32GD4U LC-37GD4U PACKING OF THE SET (LC-37GD4U) Buffer Material (Top) (SPAKXA598WJZZ) AC Cord (QACCDA019WJPZ) Remote Control Unit (RRMCGA264WJSA) Brancket (CCOVAA856WJ02) Packing Case Operation Manial (for Accessorry) (TiNS-B241WJZZ) (SPAKFA688WJZZ) "AAA" size Battery (2pcs) Packing Case (SPAKCB377WJZZ) Wrapping Paper (SPAKPA337WJZZ) SP(L) Wrapping Paper(White)
  • Page 157 LC-32GD4U LC-37GD4U COPYRIGHT © 2004 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

  • Page 158: Schematic Diagram

    IMPORTANT FOR MAINTAINING THE SAFETY OF INVERTER Unit (LC-32GD4U) ……………………………………………………… D117 D120 THE SET. BE SURE TO REPLACE THESE PARTS INVERTER GROUND Unit (LC-32GD4U) ………………………………………… D121 D122 WITH SPECIFIED ONES FOR MAINTAINING THE SAFETY AND PERFORMANCE OF THE SET. INVERTER Unit (LC-37GD4U) ……………………………………………………… D123 D126 INVERTER GROUND Unit (LC-37GD4U) …………………………………………...
  • Page 159 Ë AV Unit-1/5...
  • Page 160 Ë AV Unit-2/5...
  • Page 161 Ë AV Unit-3/5...
  • Page 162 Ë AV Unit-4/5...
  • Page 163 Ë AV Unit-5/5...

  • Page 164: Key Unit

    Ë KEY Unit...

  • Page 165: R/C, Led Unit

    Ë R/C, LED Unit Ë FRONT Unit...
  • Page 166 Ë DVI Unit-1/2...
  • Page 167 Ë DVI Unit-2/2...
  • Page 168 Ë LCD CONTROL Unit-1/8...
  • Page 169 Ë LCD CONTROL Unit-2/8...
  • Page 170 Ë LCD CONTROL Unit-3/8...
  • Page 171 Ë LCD CONTROL Unit-4/8 (LC-32GD4U)
  • Page 172 Ë LCD CONTROL Unit-4/8 (LC-37GD4U)
  • Page 173 Ë LCD CONTROL Unit-5/8...
  • Page 174 Ë LCD CONTROL Unit-6/8 (LC-32GD4U)
  • Page 175 Ë LCD CONTROL Unit-6/8 (LC-37GD4U)
  • Page 176 Ë LCD CONTROL Unit-7/8 (LC-32GD4U)
  • Page 177 Ë LCD CONTROL Unit-7/8 (LC-37GD4U)
  • Page 178 Ë LCD CONTROL Unit-8/8...
  • Page 179 Ë DIGITAL Unit-1/20...
  • Page 180 Ë DIGITAL Unit-2/20...
  • Page 181 Ë DIGITAL Unit-3/20...
  • Page 182 Ë DIGITAL Unit-4/20...
  • Page 183 Ë DIGITAL Unit-5/20...
  • Page 184 Ë DIGITAL Unit-6/20...
  • Page 185 Ë DIGITAL Unit-7/20...
  • Page 186 Ë DIGITAL Unit-8/20...
  • Page 187 Ë DIGITAL Unit-9/20...
  • Page 188 Ë DIGITAL Unit-10/20...
  • Page 189 Ë DIGITAL Unit-11/20...
  • Page 190 Ë DIGITAL Unit-12/20...
  • Page 191 Ë DIGITAL Unit-13/20...
  • Page 192 Ë DIGITAL Unit-14/20...
  • Page 193 Ë DIGITAL Unit-15/20...
  • Page 194 Ë DIGITAL Unit-16/20...
  • Page 195 Ë DIGITAL Unit-17/20...
  • Page 196 Ë DIGITAL Unit-18/20...
  • Page 197 Ë DIGITAL Unit-19/20...
  • Page 198 Ë DIGITAL Unit-20/20...
  • Page 199 Ë PC CARD Unit-1/4...
  • Page 200 Ë PC CARD Unit-2/4...
  • Page 201 Ë PC CARD Unit-3/4...
  • Page 202 Ë PC CARD Unit-4/4...
  • Page 203 Ë MAIN Unit-1/12...
  • Page 204 Ë MAIN Unit-2/12...
  • Page 205 Ë MAIN Unit-3/12...
  • Page 206 Ë MAIN Unit-4/12...
  • Page 207 Ë MAIN Unit-5/12 D100...
  • Page 208 Ë MAIN Unit-6/12 D101 D102...
  • Page 209 Ë MAIN Unit-7/12 D103 D104...
  • Page 210 Ë MAIN Unit-8/12 D105 D106...
  • Page 211 Ë MAIN Unit-9/12 D107 D108...
  • Page 212 Ë MAIN Unit-10/12 D109 D110...
  • Page 213 Ë MAIN Unit-11/12 D111 D112...
  • Page 214 Ë MAIN Unit-12/12 D113 D114...

  • Page 215: Power Unit

    Ë POWER Unit D115 D116...
  • Page 216 Ë INVERTER-A Unit (LC-32GD4U) U.CODE RUNTKA069WJZZ CN7501 CN7504 R7544 ZD7502 T7501 C7529 (3216) (3216) 1,2,3 R7529 C7521 C7531 JP7502 D7502 Q7501 D7510 C7530 (3216) 5,6,7,8 F7501 C7517 T7502 C7555 C7532 (3216) 5,6,7,8 R7530 C7534 Q7502 D7503 C7522 D7511 1,2,3 (3216)

  • Page 217: D120

    Ë INVERTER-B Unit (LC-32GD4U) U.CODE RUNTKA070WJZZ VS2 VCC CN7402 ZD7401 CN7401 CN7403 F7401 T7401 R7407 C7416 R7408 (3216) 1,2,3 C7408 C7418 D7401 JP7401 Q7401 (3216) D7409 C7417 5,6,7,8 (3216) T7402 C7440 C7404 C7419 5,6,7,8 R7409 C7421 Q7402 D7402 C7409 (3216)

  • Page 218: Inverter Ground Unit (Lc-32Gd4U)

    Ë INVERTER GROUND-A Unit (LC-32GD4U) Ë INVERTER GROUND-B Unit (LC-32GD4U) OSTEMPSGND REG CN7651 R7602 R7618 R7668 RUNTKA071WJZZ CN7603 D7601 U.CODE RUNTKA072WJZZ CN7601 R7652 CN7652 D7651 R7667 Q7601 C7601 R7651 R7674 Q7651 R7626 R7627 D7610 R7601 R7617 R7604 C7651 R7620 D7660...

  • Page 219: Inverter Unit (Lc-37Gd4U)

    Ë INVERTER-A Unit (LC-37GD4U) U.CODE RUNTKA080WJZZ D7521 R7507 P7505 FH7502 F7501 FH7501 HZU5.1B 10K F RB070M30 H-0017-2 RSS075P03 4.7u 25V C7503 D7501 H-0017-2 (3216) 1,2,3 C7533 0.022uF 25V TLC 10A 250V R7559 C7523 R7515 T7501 Q7501 6.8K F D7511 5,6,7,8 P7501 0.047uF 16V 12pF 5kV...

  • Page 220: D126

    Ë INVERTER-B Unit (LC-37GD4U) U.CODE RUNTKA081WJZZ D7414 R7409 P7404 FH7401 F7401 HZU5.1B 10K F RB070M30 H-0017-2 RSS075P03 FH7402 4.7u 25V C7416 D7410 (3216) TLC 10A 250V H-0017-2 1,2,3 0.022uF 25V C7422 R7450 C7420 T7403 Q7407 D7412 5,6,7,8 P7401 0.047uF 16V 12pF 5kV B2PS-VH (3216)

  • Page 221: D128

    Ë INVERTER GROUND-A Unit (LC-37GD4U) Ë INVERTER GROUND-B Unit (LC-37GD4U) RUNTKA083WJZZ CONFIDENTIAL PSD-0376-D D7657 CONFIDENTIAL P7608 DAN217U OSTEMP P7651 D7608 DAN217U R7669 C7657 P7601 SGND R7670 R7624 C7608 1.3KF REG1 R7627 1717823-1 1.3KF R7671 R7665 D7655 IS1-1 1717823-1 100K F R7628 UM6K1N R7601...

  • Page 222: Ext, Sp, Terminal Unit

    Ë EXT, SP, TERMINAL Unit D129...

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