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Sharp LC-26DV24U A Service Manual

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Download this manual See also: Service Manual, Operating Manual
This model is based on the LC-26DV24U and is changed some parts. This Service Manual covers the
modifications alone. For the points, refer to the LC-26DV24U (S38OHLC26DV24) Service Manual.
DIFFERENCES FORM BASE MODEL
LIST OF CHANGE PARTS
PARTS GUIDE

SHARP CORPORATION

SERVICE MANUAL

LCD COLOR TELEVISION

LC-26DV24U A
MODEL
OUTLINE
CONTENTS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
S98OPLC26DV24

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Summary of Contents for Sharp LC-26DV24U A

  • Page 1: Service Manual

    SERVICE MANUAL S98OPLC26DV24 LCD COLOR TELEVISION LC-26DV24U A MODEL OUTLINE This model is based on the LC-26DV24U and is changed some parts. This Service Manual covers the modifications alone. For the points, refer to the LC-26DV24U (S38OHLC26DV24) Service Manual. CONTENTS...
  • Page 2 DIFFERENCES FROM BASE MODEL LIST OF CHANGE PARTS REF. No. DESCRIPTION LC-26DV24U LC-26DV24U A NOTE MECHANICAL PARTS FRONT CABI ASS'Y 7A708A004A 7A708A031A Parts Change 101G FELT SHEET 25*25*T1.0 800WQ00131 ----- Parts Change BACK CABI ASS'Y 7A702A537A 7A702A628A Parts Change COVER LCD ASS'Y...
  • Page 3 REF. No. DESCRIPTION LC-26DV24U LC-26DV24U A NOTE ELECTRICAL PARTS COMPOUND TRANSISTOR KRC102SRTK Q411 TNAAB05003 ----- Parts Change TRANSISTOR SILICON KTA1281_Y Q413 ----- TAAT01281Y Parts Change COMPOUND TRANSISTOR KRC102SRTK Q419 ----- TNAAB05003 Parts Change COIL L403 021U0L220M 021D0N220M Parts Change L408...
  • Page 4 LIST OF CHANGE MEMORY DATA ADDRESS LC-26DV24U LC-26DV24U A NOTE WHEN REPLACING EEPROM (MEMORY IC) 722B Init data change 723A Init data change 723B Init data change 723E Init data change 723F Init data change 7254 Init data change 7255...
  • Page 5 30 BAK LIGHT MAX 31 BAK LIGHT MIN 32 BRIGHT CENT 33 BRIGHT MAX 34 BRIGHT MIN 35 TINT 36 SHARP H1 MAX 37 SHARP H1 MIN 38 SHARP H2 MAX 39 SHARP H2 MIN 40 SHARP V1 MAX 41 SHARP V1 MIN...
  • Page 6 PARTS GUIDE LCD COLOR TELEVISION LC-26DV24U A MODEL CONTENTS PRINTED CIRCUIT BOARDS ....................G-3 ~ G-10 SCHEMATIC DIAGRAMS ..................... H-1 ~ H-42 MECHANICAL EXPLODED VIEW ..................J1-1 ~ J1-4 MECHANICAL REPLACEMENT PARTS LIST ..............K1-1 ELECTRICAL REPLACEMENT PARTS LIST ...............
  • Page 7 PRINTED CIRCUIT BOARDS DIGITAL (TOP SIDE) CP4301 CP6202 C6202 D6202 C6560 C6556 C5819 L6551 TU5801 C5833 C6553 C5825 IC6551 C6564 B5804 C5826 R5808 B6551 R5809 C5839 C5827 CEH424A C5841 C5830 C4329 R4309 X6551 NR6551 TUNER R4323 C5801 C5803 C4332 W894 B4308 R4329 R4317...
  • Page 8 PRINTED CIRCUIT BOARDS DIGITAL (BOTTOM SIDE) R6551 B4301 CEH424A C6554_1 C2968 R5813 C5818 C5834 C5824 C5835 C5817 R5810 IC6552 IC6553 C5837 R5812 C5838 R5811 C5840 Q6201 Q6202 C3037 R4350 R4331 C2836 W889 R4318 C2834_1 R4352 IC3003 R4349 R4319 R4348 C6572 C2837_1 R2847 R4351...
  • Page 9 PRINTED CIRCUIT BOARDS POWER/OPERATION/OPERATION2/REMOCON (INSERTED PARTS) SOLDER SIDE SOLDER SIDE W829 R406 R410 C406 DED020A W004 D402 D410 W828 L401 D412 Q401 D407 R498 C475 M2602 M2601 R423 Q406 D426 CP404 R434 R401 W886 FH402 F401 FH401 R421 D408 W834 AS MARKED.
  • Page 10 PRINTED CIRCUIT BOARDS POWER/OPERATIO N/OPERATION2 (CHIP MOUNTED PARTS) SOLDER SIDE CEG358A CEG361A R2253 R2213 R2254 R2217 R2202_2 R2212 R2251 R2255 R2252 R2203_2 R2206_2 R2201 R2214 CEG359A CEG353A Q408 Q410 R4207 R4203 R4216 Q421 IC6502 IC411 IC412 R4215 D417 Q420 D4211 R505 IC413 Q416...
  • Page 11 FLASH SCHEMATIC DIAGRAM (DIGITAL PCB) EEP/PC_TOOL_JIG_CON SCALER IC CP2801 CP2803 IC2801 A2001WV-9A A2001WV-12A R8J66954BG ACCESSORY D3.3V RESET_N D3.3V TRST_N RESET_N D3.3V TRST_N R2807 PC_TOOL_RX TM101 PC_TOOL_TX MODE0 BT001 PC_TOOL_TX ASEBRKAK_N R2809 ETR0088-010171 R6P(AR)2P WO GM PET EU PC_TOOL_RX ASEBRKAK_N MODE1 D_GND ASEMD0 IIC_OFF...
  • Page 12 DDR SCHEMATIC DIAGRAM (DIGITAL PCB) R2823 DARAS_N DDR_SDRAM IC IC2802 HY818TC256160BF-3S R2824 DACKE DAA0 DAQ0 SCALER IC NR2805 DAA1 DAQ1 IC2801 R8J66954BG CRA108270JV DABA1 DAA2 DAQ2 DAODT DAA3 DAQ3 R2825 DACLK DAA4 DAA4 DAQ4 SDCLK SDODT R2826 DAA12 DAA5 DAQ5 DACLK_N SDCLK_N DAA6...
  • Page 13 HDMI SCHEMATIC DIAGRAM (DIGITAL PCB) EEP_ROM IC IC3601 S-24CS02AFJ-TB-GE JG3601 JG3602 JG3603 HDMI1_SCL HDMI1_SDA FROM FLASH BUFFER C3604 HDMI_SW Q3606 2SK3019_TL FROM SCALER VIDEO/AUDIO HDMI_P5V_1 C3601 HP_RST FROM SCALER POWER R3642 HPD_SW VDD33 PORT1 HP_RST1 HDMI_IN_1 Q3609 4.7K CP3601 (CP3603) KTC3875S_Y_RTK 5-1903015-4 R3617...
  • Page 14 JACK3 SCHEMATIC DIAGRAM (DIGITAL PCB) FROM/TO DVD CP4301 DVD-H A2001WR-14A B4301 DVD_SPDIF SPDIF-134 DIGITAL AUDIO SW IC FCM1608KF-102T02 IC6556 B6551 D3.3V B4302 ZERO_MUTE SN74LVC1G3157DCKR ZERO BLM18PG121SN1D FCM1608KF-102T02 DVD_R R6551 DVD_A_OUT_R DVD_SPDIF DVD_L DVD_A_OUT_L B4303 DVD_RESET DVD_RESET W827 FCM1608KF-102T02 R6552 DVD_Y [Y]VIDEO SPDIF SPDIF_OUT...
  • Page 15 LVDS SCHEMATIC DIAGRAM (DIGITAL PCB) SCALER IC IC2801 R8J66954BG R2830 LCD_TXOUT0- LVDS0OUT0M R2800 LCD_TXOUT0+ LVDS0OUT0P NR2810 LCD_TXOUT1- B2806 LVDS0OUT1M CRA108220JV FROM REGULATOR2 PLLAVCC_1 LCD_TXOUT1+ LVDS0OUT1P HCB1608KF-221T20 B2807 D3.3V PLLAVCC_2 LCD_TXOUT2- LVDS0OUT2M HCB1608KF-221T20 LCD_TXOUT2+ LVDS0OUT2P NR2811 LCD_TXCLKOUT- PLLAVSS LVDS0CLKOUTM CRA108220JV LCD_TXCLKOUT+ PLLAVSS LVDS0CLKOUTP LCD_TXOUT3-...
  • Page 16 MICON SCHEMATIC DIAGRAM (DIGITAL PCB) TO REGULATOR2 1V_CTL TO JACK3 EXT_MUTE-H TO AV SWITCH2 RESET_N FROM/TO SCALER VIDEO/AUDIO BUFFER Q6201 2SK3019_TL RESET_N BUFFER MCU_SCITXD Q6202 ROM WRITER MCU_SCIRXD 2SK3019_TL I2C_DATA SUB MICON CP6201 I2C_CLK A2001WV-11A FLASH_WRITE_TXD TO SURROUND MODE BUSY (MODE) AUDIO_MUTE AT+5V...
  • Page 17 SCALER POWER SCHEMATIC DIAGRAM (DIGITAL PCB) SCALER IC IC2801 R8J66954BG TO SCALER VIDEO/AUDIO FROM REGULATOR2 AVDDA AD_A3.3V B2813 AVDDB B2810 BLM18PG121SN1D AVDDC D3.3V VCCQ33 HCB1608KF-221T20 VCCQ33 VCCQ33 Io_Power VCCQ33 VCCQ33 ADVSS ADVSS ADVSS W813 D1.0V ADVSS ADVSS W860 PLLVDD A3.3V Core_Power PLLVSS B2815...
  • Page 18 SURROUND SCHEMATIC DIAGRAM (DIGITAL PCB) FROM SCALER VIDEO/AUDIO DVD-H R3405 R3412 MUTE_SW Q3404 MUTE_SW MUTE SW FROM JACK3 KTC3875S_Y_RTK Q3402 Q3411 TO JACK3 MUTE_SW KRA101SRTK KTC3875S_Y_RTK Q3409 ZERO_MUTE KRA101SRTK LOUT_SOUND R3428 FROM FLASH MUTE SW Q3406 R3406 KTC3875S_Y_RTK A_MUTE R3422 ROUT_SOUND FROM MICON MUTE SW...
  • Page 19 TUNER SCHEMATIC DIAGRAM (DIGITAL PCB) TU5801 ENG36E19KF TO SCALER VIDEO/AUDIO W878 TU_CVBS C5805 50V(1608) C5801 6.3V B5802 FCM1608KF-102T02 SCALER IC IC2801 R8J66954BG FROM REGULATOR2 TUNER+30V ADIN1 D5.0V R5819 C5844 D3.3V 0.01 ADIN0 R5820 C5845 VSB_ADC ADVREF0 0.01 B IF_AGC ADVREF1 ADVREF2 NEAR IC2401 R5823...
  • Page 20 SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM (DIGITAL PCB) SCALER IC2801 R8J66954BG PC_V PCVIN PC_H SSIN1 C2946 SSIN2 C2937 0.1 B SW_Y_IN VIN3A 0.1 B C2939 TU_CVBS FROM/TO JACK3 VIN1A C2938 0.1 B AV1_CVBS VIN2A PC_V 0.1 B C2940 PC_H VREFA AV3/AV4_Y C2931 AV3/AV4_Y VIN4A AV1_CVBS...
  • Page 21 AV SWITCH2 SCHEMATIC DIAGRAM (DIGITAL PCB) Lch SW IC IC6552 NJM2534V C6570 2125 L6551 SW_L 22uH_NLCV32T BUFFER ASW0 C6567 2125 TU_AUDIO_L BAIAS R6558 R6562 AUDIO_L DVD-H 3.3K 2.7K R6559 R6561 AUDIO_R D3.3V 3.3K 2.7K C6565 R6573 DVD_L AUDIO_ADC IC 2125 IC6551 AK5358A R6566...
  • Page 22 REGULATOR2 SCHEMATIC DIAGRAM FROM/TO FLASH (DIGITAL PCB) D3.3V BLON FROM/TO REGULATOR TO DDR CP3001 (CP401) TWG-P23P-A1 D1.8V TUNER+30V TUNER+30V POWER_FAIL POWER_FAIL SYS_POWER_H TO HDMI SYS_POWER_H AT+3.3V AT+3.3V D3.3V D5.0V D5.0V AT+5V P.CON+5V AT+5V VCC1.0V DC/DC AT+5V R3016 R3018 FROM/TO SCALER VIDEO/AUDIO L3001 AT+5V 1.8K...
  • Page 23 POWER SCHEMATIC DIAGRAM (POWER PCB) COIL,LINE FILTER R447 L402_1 R497 D444 AT+34V F401 SS11V-R22020-CH 6.3A125V 6.3A 125V D432_2 1/4W (SMALL) 1 1W 1F5-E 51MS063L RL106F-E T402 81190084 D443_1 164.0 CP404 R436 166.0 FCH10A20 003P-2100 FH401 FH402 D415 L413 1/2W EYF-52BCY EYF-52BCY 36.4 AT+5V...
  • Page 24 POWER2 SCHEMATIC DIAGRAM (POWER PCB) CP406 A2001WR-14A +24V +24V +24V FROM/TO POWER +24V +24V INV_SW+24V INV_GND SW+12V[UNREG] AT+5V P.CON+5V P_GND INV_GND ON/OFF W810 PWM/Dimming LCD+B REG BLOCK 14PIN CD406_1 E82E1301 LIGHT_CTL VDIM LIGHT_POWER_H BLON 2A 125V SW+12V F404 12.4 13.5 12.3 W820 W836...
  • Page 25 REGULATOR SCHEMATIC DIAGRAM (POWER PCB) P.CON+5V SW+12V DC-DC CONTROL IC413 LV5795-TE-L-E AT+3.3V AT+5V 17.2 BOOT TO JACK 3.27 5.37 R490 SYS_POWER_H V_IN 1K 1/4W P.CON+9V R409 FROM/TO DVD 13.8 COMP 3.6K CP403 FROM/TO POWER2 ON/OFF GND A2001WR2-8P GND(M) R422 FROM/TO JACK2 5.35 SW+12V P.CON+6V...
  • Page 26 AV SWITCH SCHEMATIC DIAGRAM (POWER PCB) FROM JACK P.CON+9V AV_SW IC IC6502 NJM2750M(TE1) AV3_PR IN1a DVI_A_IN_L R6510 DVI_A_IN_R SW_L ASW1 OUTa CNT1 AV3_Y AV3_PB AV3/AV4_PR IN2a AV3_PR ASW2 FROM/TO JACK2 IN3a CNTT2 C6513_1 W884 ASW2 AV3_PB AV3/AV4_PB DVI_A_IN_L Vref IN4a ASW1 SW_L W883...
  • Page 27 SOUND SCHEMATIC DIAGRAM (POWER PCB) SOUND AMP IC IC302 AN17808B ATT.CONT. ATT. RIPPLE FILTER STAND MUTE FROM JACK2 CD301 SPEAKER CP302 E8144301 20.0 19.0 SP302 C307 C349_1 A2502WR-4A S0412F06 ROUT_SOUND SP OUT L 1000 W829 C341 W826 LOUT_SOUND C350_1 SPEAKER SP OUT R SP301 FILTER_MUTE...
  • Page 28 JACK SCHEMATIC DIAGRAM (POWER PCB) PC/DVI AUDIO IN J4201 R4208 C4208 MSJ-2000B_AG(O87) DVI_A_IN_L R4207 C4209 DVI_A_IN_R CVBS_IN_2 J4205 TO AV SWITCH1 RCA-349-00C-02 R4239 AV2_CVBS 1/4W (A_GND) C4220 R4271 C4221 R4269 DVI_A_IN_L DVI_A_IN_R AV3_Y AV3_PB AV3_PR TO JACK2 CVBS_IN_1 J4206 S1_DET RCA-349-00C-02 AV2_CVBS R4236...
  • Page 29 JACK2 SCHEMATIC DIAGRAM (POWER PCB) FROM/TO JACK3 CP4203 (CP4302) 127301123K2 LOUT_SOUND LOUT_SOUND FROM POWER2 ROUT_SOUND ROUT_SOUND P.CON+5V FILTER_MUTE FILTER_MUTE W067 POP_MUTE POP_MUTE FROM JACK R4284 AV3/AV4_Y YUV_SW_Y 1/4W S1_DET AV3/AV4_PB YUV_SW_U AV2_CVBS AV1_CVBS AV3/AV4_PR AV1_Y YUV_SW_V AV1_C SW_R AUDIO_SW_R ASW2 ASW2 TO SOUND SW_L...
  • Page 30 OPERATION/REMOCON SCHEMATIC DIAGRAM (REMOCON PCB) FROM/TO JACK2 OS2201 CP2201 (CP4201) ROM-S038TAO A2001WR2-5P Vout REMOCON IN R2208 AT+5V 1/4W STANDBY LED POWER ON LED OS 26 CD2201 E8253101 STANDBY/POWER D2201 LTL-1BEFJ-002A PCBDA0 CEG359 (OPERATION PCB) TO OPERATION2_PCB TO DVD_PCB CP2204 (CP2251) CU221603 KEY_1 R2207_2...
  • Page 31 INTERCONNECTION DIAGRAM CP4203 CP4302 AV1_Y AV1_Y CP4301 CD8501 CP8501 CP2301_1 DSM2(06SD) S1_DET S1_DET COMPONENT_VIDEO_IN_1 SPDIF-134 SPDIF-134 J4203 AV1_C AV1_C ASW1 ASW1 Vref ZERO ZERO Vref AUDIO OUT VIDEO01 VIDEO1 SLOT IN DVD J4301 DVD_A_OUT_R DVD_A_OUT_R DRIVE VIDEO02 VIDEO2 DVD_A_OUT_L DVD_A_OUT_L CV_VTM101A DVD_RESET DVD RESET...

  • Page 32: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 104C 202 104C 202 102B 104C 104A 102F 104C 102F 104C 103A 102E 104B 103A 104C 102C 103C 102A 102D 103B 102G PCB240 (POWER PCB ASS'Y) PCB280 (OPERATION 2 PCB ASS'Y) PCB130 PCBDH0 (DVD MT PCB ASS'Y) (DIGITAL PCB ASS'Y) PCB270 (OPERATION PCB ASS'Y)
  • Page 33 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) CD3805 HOLDER CORD POLYBAG INSTRUCTION(RED CAUTION) INSTRUCTION BOOK(E/F/S) TM101 REGISTRATION CARD PACKAGE TOP PACKAGE STAND-TOP PACKAGE STAND-BOTTOM SCREW LAMIFILM BAG GIFT BOX SHEET BARCODE PACKAGE BOTTOM J1-3...
  • Page 34 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) PACKAGE STAND-TOP FILM BAG (791WHA0159) SCREW FILM BAG (791WHA0160) PACKAGE STAND-BOTTOM J1-4...

  • Page 35: Mechanical Replacement Parts List

    713WPA0415 GLASS LED 800WR00084 DAMPER SPEAKER 101D 7235270066 BADGE BRAND 722000A667 SHEET SERIAL 101E 800WQ0A162 FELT SHEET 723000D739 MERCURY CAUTION LABEL (SHARP) 101F 800WQ00127 FELT SHEET 723527A137 SHEET RATING 723000D797 SHEET JACK 7A702A628A BACK CABI ASS'Y 723000D800 POP LABEL 102A...

  • Page 36: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REMOCON PCB ASS'Y *** PCB *** PCBDA0 A51U01ADA0 REMOCON PCB ASS'Y CEG359A *** DIODES *** D2201 0021E9Q010 LTL-1BEFJ-002A *** CONNECTORS *** CP2201 069S250639 CONNECTOR PCB SIDE A2001WR2-5P *** OTHERS *** OS2201 077A038005 REMOTE RECEIVER ROM-S038TAO...
  • Page 37 ELECTRICAL REPLACEMENT PARTS LIST Q3402 TPAAA05001 COMPOUND TRANSISTOR KRA101SRTK Q3403 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q3404 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q3405 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q3406 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q3408 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK Q3409 TPAAA05001 COMPOUND TRANSISTOR KRA101SRTK Q3410 TCAA3875SY TRANSISTOR SILICON KTC3875S_Y_RTK...
  • Page 38 ELECTRICAL REPLACEMENT PARTS LIST B6556 024AC5181J CORE,BEADS BLM18PG181SN1D L3001 02167E220K COIL L3002 02167E100K COIL 10 UH L3003 0216S8331K COIL 330 UH L3004 021UMK220P COIL L3005 02167E220K COIL L3401 0216S8331K COIL 330 UH L3601 02D1000119 COIL CHOKE EXC28CG900U L3602 02D1000119 COIL CHOKE EXC28CG900U L4301 0216S8220K...
  • Page 39 ELECTRICAL REPLACEMENT PARTS LIST PCB130 A51U01A130 DVD MT PCB ASS'Y DMG097A *** DIODES *** D2303 DGERMA1110 DIODE SILICON MA111-(TX) D2304 DGERMA1110 DIODE SILICON MA111-(TX) D4002 DGERMA1110 DIODE SILICON MA111-(TX) D4003 DGERMA1110 DIODE SILICON MA111-(TX) D4005 DGERMA1110 DIODE SILICON MA111-(TX) D4008 DGERMA1110 DIODE SILICON MA111-(TX)
  • Page 40 ELECTRICAL REPLACEMENT PARTS LIST *** PCB *** PCB240 A51U01A240 POWER PCB ASS'Y CEG353A *** RESISTORS *** ! R404 RC31X1125J 1.2M OHM 1W ! R406 R3K681S47J R,METAL OXIDE 0.047 OHM 1W ! R412 R63881R22J R,FUSE 0.22 OHM 1W ! R416 R65584100J R,FUSE OHM 1/4W ! R432...
  • Page 41 ELECTRICAL REPLACEMENT PARTS LIST D426 D1VT001330 DIODE,SILICON 1SS133T-77 D427 D97U02701B DIODE,ZENER MTZJ27B T-77 D428 D97U02201B DIODE ZENER MTZJ22B T-77 D432 D4AT106FE0 DIODE RECTIFIER RL106F-E D433 D4AT01H3E0 DIODE RECTIFIER 1H3-E ! D435 D2CFC91020 DIODE SILICON ERC91-02J11SC D437 D28AH10A20 DIODE SCHOTTKY BARRIER FCH10A20 ! D440 D2CA2C15R0...
  • Page 42 ELECTRICAL REPLACEMENT PARTS LIST ! L402 029X000166 COIL,LINE FILTER SS11V-R22020-CH L403 021D0N220M COIL L404 02167E220K COIL L411 02167E100K COIL 10 UH L413 02167E100K COIL 10 UH *** TRANSFORMERS *** ! T401 0481400854 TRANSFORMER,SWITCHING 81400854 ! T402 0481190084 TRANSFORMER,SWITCHING 81190084 *** JACKS *** J401 064A1A0005 SOCKET,AC...
  • Page 43 ELECTRICAL REPLACEMENT PARTS LIST OPERATION 2 PCB ASS'Y *** PCB *** PCB280 A51U01A280 OPERATION 2 PCB ASS'Y CEG361A *** SWITCHES *** SW2251 0504101T34 SWITCH,TACT EVQ21505R SW2252 0504101T34 SWITCH,TACT EVQ21505R SW2253 0504101T34 SWITCH,TACT EVQ21505R SW2254 0504101T34 SWITCH,TACT EVQ21505R SW2255 0504101T34 SWITCH,TACT EVQ21505R *** CONNECTORS *** CP2251...
  • Page 44 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. SHARP ELECTRONICS CORPORATION Sharp Plaza. Mahwah, New Jersey 07430-2135...