Sharp Aquos LC 26D5U Service Manual Download Page 1 | Manualshive

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LC-26D5U
LC-32D5U
LC-37D5U

SERVICE MANUAL

LCD COLOR TELEVISION

MODELS

LC-26D5U
LC-32D5U
LC-37D5U

In the interests of user-safety (Required by safety regulations in some countries) the set should be restored
to its original condition and only parts identical to those specified should be used.

CONTENTS

Page

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LIST OF CHANGED PARTS ...........................................................................................................................2

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IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 5

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SPECIFICATIONS ........................................................................................................................................8

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OPERATION MANUAL ................................................................................................................................ 9

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DIMENSIONS ............................................................................................................................................16

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REMOVING OF MAJOR PARTS ................................................................................................................18

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PARTS LIST ...............................................................................................................................................30

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PACKING OF THE SET .............................................................................................................................41

OUTLINE

This model is based on the LC-26/32/37D7U and is equipped with a redesigned speaker. This Service Manual
covers the modifications alone. For the other points, refer to the LC-26/32/37D7U Service Manual.

S35H3LC-37D5U

SHARP CORPORATION

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 Aquos LC 26D5U

Page 1: ... PARTS 2 IMPORTANT SERVICE SAFETY PRECAUTION 5 SPECIFICATIONS 8 OPERATION MANUAL 9 DIMENSIONS 16 REMOVING OF MAJOR PARTS 18 PARTS LIST 30 PACKING OF THE SET 41 OUTLINE This model is based on the LC 26 32 37D7U and is equipped with a redesigned speaker This Service Manual covers the modifications alone For the other points refer to the LC 26 32 37D7U Service Manual S35H3LC 37D5U SHARP CORPORATION T...

Page 2: ...3WE02 No parts changed R C LED Unit DUNTKD117WE01 DUNTKD117WE02 No parts changed SP L Unit DUNTKC974WE01 SP L Unit DUNTKD118WE01 SP R Unit DUNTKC975WE01 SP R Unit DUNTKD119WE01 LCD CONTROL Unit DUNTKC793FE10 DUNTKC793FE11 No parts changed MAIN Unit DUNTKC794FE02 DIGITAL Unit DKEYDC956FE13 DKEYDC956FE14 No parts changed POWER SUPPLY Unit RDENCA092WJZZ INVERTER Unit RUNTKA094WJZZ INVERTER GND Unit R...

Page 3: ...hanged R C LED Unit DUNTKD117WE01 DUNTKD117WE02 No parts changed SP L Unit DUNTKC974WE01 SP L Unit DUNTKD118WE01 SP R Unit DUNTKC975WE01 SP R Unit DUNTKD119WE01 LCD CONTROL Unit DUNTKC793FE06 DUNTKC793FE07 No parts changed MAIN Unit DUNTKC794FE02 DIGITAL Unit DKEYDC956FE11 DKEYDC956FE12 No parts changed POWER SUPPLY Unit RDENCA093WJZZ INVERTER A Unit RUNTKA096WJZZ INVERTER B Unit RUNTKA097WJZZ INV...

Page 4: ...t DUNTKD117WE01 DUNTKD117WE02 No parts changed SP L Unit DUNTKC974WE01 SP L Unit DUNTKD118WE01 SP R Unit DUNTKC975WE01 SP R Unit DUNTKD119WE01 LCD CONTROL Unit DUNTKC793FE08 DUNTKC793FE12 No parts changed MAIN Unit DUNTKC794FE02 DIGITAL Unit DKEYDC956FE15 DKEYDC956FE16 No parts changed POWER SUPPLY Unit RDENCA109WJZZ INVERTER A Unit RUNTKA099WJZZ INVERTER B Unit RUNTKA100WJZZ INVERTER A GND Unit R...

Page 5: ... Disconnect AC power before servicing BEFORE RETURNING THE RECEIVER Fire Shock Hazard Before returning the receiver to the user perform the following safety checks 1 Inspect all lead dress to make certain that leads are not pinched and check that hardware is not lodged between the chassis and other metal parts in the receiver 2 Inspect all protective devices such as non metallic control knobs insu...

Page 6: ...ion de tout circuit C est dangereux 2 Débrancher le récepteur avant toute réparation VERIFICATIONS CONTRE L INCEN DIE ET LE CHOC ELECTRIQUE Avant de rendre le récepteur à l utilisateur effectuer les vérifications suivantes 1 Inspecter tous les faisceaux de câbles pour s assurer que les fils ne soient pas pincés ou qu un outil ne soit pas placé entre le châssis et les autres pièces métalliques du r...

Page 7: ...C which is higher than the conventional lead solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may be peeled off or the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as you confirm the steady soldering condition Lead free solder c...

Page 8: ...The performance specification figures indicated are nominal values of production units There may be some deviations from these values in individual units LCD panel 37 Advanced Super View BLACK TFT LCD Number of dots 3 147 264 dots 1366 768 3 dots Brightness 450 cd m2 Viewing angles H 170 V 170 Audio out 10W 2 MONITOR REC OUT S VIDEO out AV out 195 W 45 4 lbs 20 6 kg G LINK Ø 3 5mm jack INPUT 5 Aud...

Page 9: ...various operations AV MODE resets to DYNAMIC Fixed TV channel returns to initial channel Air 2ch Cable 1 or 2ch Audio setting initializes Dolby Virtual resets to off Image position initializes Press SYSTEM RESET if the TV does not operate after starting up RESET INPUT 3 terminals SYSTEM RESET ANALOG IN terminal AC INPUT terminal RS 232C terminal INPUT 2 terminals INPUT 1 terminals INPUT 5 terminal...

Page 10: ...on the screen 28 RETURN Returns to the previous menu screen 29 FREEZE Sets the still image Press again to return to normal screen 30 CC Displays captions when receiving closed caption signals 31 EDIT Registers favorite channel 32 AV MODE Selects an audio or video setting A V mode STANDARD MOVIE GAME USER DYNAMIC Fixed DYNAMIC PC mode STANDARD USER 1 TV POWER Switches the Liquid Crystal Television ...

Page 11: ...tion commercially available Connecting a VCR You can use the INPUT 3 terminal when connecting a VCR and other audiovisual equipment S video cable commercially available NOTE The S video terminal has priority over the video terminals The G LINK cable connection is necessary if you want to use the recording features of the TV Guide On Screen system with your VCR INPUT OUTPUT AV cable commercially av...

Page 12: ...ease use the INPUT 4 terminal when connecting HDMI equipment HDMI equipment HDMI cable Commercially available Displaying an image from HDMI equipment To watch an HDMI equipment image select INPUT4 from INPUT SOURCE menu using INPUT on the remote control unit or on the TV INPUT SOURCE TV CableBox TV INPUT1 INPUT2 INPUT3 INPUT4 INPUT5 INPUT5 i LINK 1 Press MENU and the MENU screen displays 2 3 Press...

Page 13: ...e the bracket in place Setting the TV on the wall CAUTION Installing the Liquid Crystal Television requires special skill that should only be performed by qualified service personnel Customers should not attempt to do the work themselves SHARP bears no responsibility for improper mounting or mounting that results in accident or injury Using an optional bracket to mount the TV You can ask a qualifi...

Page 14: ...ted the volume can be adjusted and various other adjustments and settings can be made enabling automatic programmed playing Attach an RS 232C cable cross type commercially available to the supplied Din D Sub RS 232C for the connections NOTE This operation system should be used by a person who is accustomed to using computers Communication conditions Set the RS 232C communications settings on the P...

Page 15: ...le Two Part numbers 3 digit plus 3 digit DIGITAL Cable Two Part numbers 3 digit plus 3 digit Front half of DIGITAL CABLE CHANNEL NO Designate major channel Rear half of DIGITAL CABLE CHANNEL NO Designate minor channel DIRECT CHANNEL D A 2 P D C 2 U _ D C 2 L _ DIGITAL Cable One Part numbers 5 digit less than 10 000 D C 1 0 DIGITAL Cable One Part numbers 5 digit more than 10 000 D C 1 1 _ _ AIR CAB...

Page 16: ...IMENSIONS LC 26D5U Unit inch mm LC 26D5U 315 16 100 223 64 560 21 8 54 431 64 114 18 31 32 482 1035 64 268 333 8 848 2223 64 567 9 3 15 16 100 19 9 16 497 1 31 31 32 32 50 50 1 31 32 50 3 7 64 79 16 29 64 418 12 5 8 320 6 11 3 8 289 ...

Page 17: ...8 105 431 64 114 18 1 4 463 8 25 15 32 647 22 1 8 562 3 11 32 85 14 31 64 367 8 123 64 306 2613 32 671 7 7 8 200 4 3 32 104 77 8 200 LC 32D5U 2737 64 700 4 3837 64 980 335 64 90 431 64 114 15 35 64 395 1 22 3 4 578 19 13 32 493 3 11 32 85 13 1 8 333 5 113 8 289 247 8 632 7 7 8 200 4 33 64 115 77 8 200 ...

Page 18: ... Cover 3 4 Remove the 17 lock screws 4 from the Rear Cabinet and detach the Rear Cabinet only for LC 26D5U 4 Remove the 25 lock screws 4 from the Rear Cabinet and detach the Rear Cabinet only for LC 32D5U 4 1 2 3 3 4 4 Front Cabinet Rear Cabinet Terminal Cover SD Card Cover PC Card Cover Stand 1 4 4 4 4 2 Front Cabinet Rear Cabinet Terminal Cover Stand 3 3 SD Card Cover PC Card Cover LC 26D5U LC 3...

Page 19: ...9 Main Shield A 5 Remove the 4 LC 26D5U 7 LC 32D5U lock screws 5 and detach the Center Angle 6 Remove the KEY PWB 6 1 Remove the 2 lock screws 6 from the Top Control Cover 6 2 Remove the 3 lock screws 7 from the KEY PWB 7 Remove the 5 lock screws 8 and detach the LCD PWB Shield 8 Remove the 4 lock screws 9 and detach the Main Shield A ...

Page 20: ...7605 CN7606 CN7607 CN7608 P203 CN7601 P101 P3101 P3805 P1105 SC3201 P1803 CN707 CN705 CN704 CN7501 P8301 P9201 P2501 P1501 10 11 12 13 13 Jack Cover C Digital PWB Main Shield B Speaker Box L Speaker Box R 9 Disconnect all the connectors from all the PWBs 10 Remove the 5 lock screws 0 and detach the Main Shield B 11 Remove the 4 lock screws q and detach the Digital PWB 12 Remove the 4 lock screws w...

Page 21: ...ve the 6 lock screws r Detach the Main PWB and Main Shield C 15 Remove the AV PWB 15 1 Remove the 3 lock screws t 2 screws y 2 screws u LC 26D5U only and detach the AV PWB 15 2 Remove the 1 lock screw i and detach the Jack Cover B 15 3 Remove the 4 lock screws o and detach the Jack Cover A 16 Remove the 1 lock screw p and detach the LCD Controller PWB Detach the Radiation Shields ...

Page 22: ...WB LC 26D5U Remove the 3 lock screws s and detach the INVERTER GND PWB LC 32D5U Remove the 6 lock screws s and detach the INVERTER GND PWB 19 Remove the INVERTER PWB LC 26D5U Remove the 4 lock screws d and detach the INVERTER PWB LC 32D5U Remove the 8 lock screws d and detach the INVERTER A and B PWB 20 Remove the 2 lock screws 24 and detach the R C LED PWB 21 Remove the 4 LC 26D5U 5 LC 32D5U lock...

Page 23: ...ion Deflection Sheet PSHEPA244WJZZ Diffusion Sheet PSHEPA256WJZZ Diffusion Panel PCOVUA052WJZZ Lamp Holder Top Ass y CHLDZA446WJ01 Lamp Holder Top Ass y Lamp Holder Bottom Fluorescent Lamp KLMP A050WJZZ Lamp Holder Bottom LHLDZA309WJK0 Back Shield Reflection Mirror 23 Remove the 4 lock screws 27 from the LCD Panel Unit and detach the LCD Panel Unit 24 Detach the sheet spacer S and sheet spacer B L...

Page 24: ...et Rear Cabinet Terminal Cover Stand 3 3 SD Card Cover PC Card Cover 1 Remove the four lock screws 1 from the stand and detach the stand 2 Detach the Terminal Cover 2 3 Detach the SD Card Cover and PC Card Cover 3 4 Remove the 31 lock screws 4 from the Rear Cabinet and detach the Rear Cabinet ...

Page 25: ... PWB 6 7 9 5 Remove the 7 lock screws 5 and detach the Center Angle 6 Remove the KEY PWB 6 1 Remove the 2 lock screws 6 from the Top Control Cover 6 2 Remove the 3 lock screws 7 from the KEY PWB 7 Remove the 5 lock screws 8 and detach the LCD PWB Shield 8 Remove the 4 lock screws 9 and detach the Main Shield A ...

Page 26: ...P1803 P1804 P1501 SC3201 SC3202 P2501 SC3200 P3101 P5703 P3804 P1105 P1802 SC3201 SC3202 P2006 P2003 P7707 P7704 SC4601 P2004 SC9601 10 11 12 13 13 Jack Cover C Digital PWB Main Shield B Speaker Box R Speaker Box L 9 Disconnect all the connectors from all the PWBs 10 Remove the 5 lock screws 0 and detach the Main Shield B 11 Remove the 4 lock screws q and detach the Digital PWB 12 Remove the 4 loc...

Page 27: ...Remove the 6 lock screws r Detach the Main PWB and Main Shield C 15 Remove the AV PWB 15 1 Remove the 3 lock screws t 2 screws y and detach the AV PWB 15 2 Remove the 1 lock screw i and detach the Jack Cover B 15 3 Remove the 4 lock screws o and detach the Jack Cover A 16 Remove the 1 lock screw p and detach the LCD Controller PWB Detach the Radiation Shields ...

Page 28: ...move the 6 lock screws a and detach the Power PWB 18 Remove the 6 lock screws s Detach the INVERTER GND A and INVERTER GND B PWB 19 Remove the 8 lock screws d Detach the INVERTER A and INVERTER B PWB 20 Remove the 2 lock screws 24 and detach the R C LED PWB 21 Remove the 2 lock screws 25 and detach the LCD Panel Ass y ...

Page 29: ... Bottom Fluorescent Lamp KLMP A049WJZZ Sheet Spacer 1 PSPAKA092WJZZ Sheet Spacer 2 PSPAKA093WJZZ Back Light Chassis 22 Remove the 4 lock screws 26 from the 37 LCD Panel Unit and detach the 37 LCD Panel Unit 23 Detach the sheet spacer 1 and sheet spacer 2 24 Detach the Diffusion and Reflection Deflection Sheets and Diffusion Panel 25 Remove the 6 lock screws 27 from the Lamp Holder top and detach t...

Page 30: ...ODELE 2 NO DE REF 3 NO DE PIECE 4 DESCRIPTION in CANADA Contact SHARP Electronics of Canada Limited Phone 416 890 2100 PRINTED WIRING BOARD ASSEMBLIES NOT REPLACEMENT ITEM LC 26D5U DUNTKC793FE11 J LCD CONTROL Unit DUNTKC794FE02 J MAIN Unit DKEYDC956FE14 J DIGITAL Unit DUNTKC971WE02 AV Unit HDCP 2Tip Model DUNTKD115WE02 AV Unit HDCP 1Tip Model DUNTKC972WE02 KEY Unit HDCP 2Tip Model DUNTKD116WE02 KE...

Page 31: ...lder x2 AB 23 LHLDWA048WJKZ X Wire Holder for INV AB 24 LHLDWA058WJKZ X Wire Holder x2 AC 25 LHLDWA080WJKZ X Wire Holder AB 26 LHLDWA096WJKZ X Edge Saddle AD 27 LX BZ3442CEF9 X Screw x4 AA 28 PCLiCA001WJKZ X Rivet AC 29 PCOVUA056WJZZ X LED Shading Cover AD 30 PMLT A141WJZZ X Gasket x2 AF 31 PMLT A191WJZZ X Gasket AQ 32 PMLT A192WJZZ X Gasket AS 33 PMLT A198WJZZ X Gasket AC 34 PMLT A199WJZZ X Gaske...

Page 32: ...S930P06000 X Screw x11 AC ANG_HDMI AA 97 XBPS730P04WS0 X Screw x7 NV_S FRAME AA 98 XBPS730P08WS0 X Screw x44 PWB SP BRKT AA 99 XEBS930P08000 X Screw x7 Terminal AA 100 XEBS940P16000 X Screw x16 CAB B AA 101 XEBSN30P10000 X Screw x7 AA 102 XEBSN40P10000 X Screw x4 VESA AA 103 RCORFA052WJZZ X Panel FPC Core x2 AK 104 PSLDMA601WJFW J HDMI Shield Top AE 105 PSLDMA602WJFW J HDMI Shield Bottom AG 106 QE...

Page 33: ...8 32 66 62 22 98 45 98 98 20 25 54 98 63 60 33 34 95 11 14 97 15 12 38 57 40 97 98 99 97 58 95 13 39 98 98 36 61 2 6 2 6 2 5 2 4 2 2 2 3 99 2 1 2 7 16 95 100 23 2 26 21 47 42 67 6 3 2 6 3 7 35 6 2 2 6 4 98 86 U V e a 88 b 87 7 98 W X 82 Z 89 Z F Y Y 79 e a Q R S T 85 U T c P d H K O E G M N A A D B R Q B O B B P b j 59 k 76 81 80 W c d f X k j V I D F E G H K I N M 90 41 22 24 W 6 3 8 6 3 6 6 3 10...

Page 34: ...r AB 22 LHLDWA043WJKZ X Wire Holder MAIN Shield Side x2 AB 24 LHLDWA058WJKZ X Wire Holder MAIN Shield Top x2 AC 25 LHLDWA080WJKZ X Wire Holder AB 26 LHLDWA096WJKZ X Edge Saddle AD 27 PCOVUA056WJZZ X LED Shading Cover AD 28 PMLT A125WJZZ X Gasket AG 29 PMLT A141WJZZ X Gasket x2 AF 30 PMLT A191WJZZ X Gasket x2 AQ 31 PMLT A196WJZZ X Gasket AB 32 PMLT A197WJZZ X Gasket AC 33 PRDARA170WJFW X Heat Sink ...

Page 35: ...9 CAB B AA 95 XEBSN30P10000 X Screw x11 CAB B4 LED BTN7 AA 96 PMLT A163WJZZ J Gasket AF 97 PMLT A201WJZZ X Gasket x2 AD 98 PSLDMA601WJFW J HDMI Shield Top AE 99 PSLDMA602WJFW J HDMI Shield Bottom AG 100 PSPAHA562WJZZ X Spacer x2 AB 101 QEARZA083WJZZ X Conduct Tape AF 102 PSLDMA734WJZZ X Conduct Cloth AF 103 PSLDMA735WJZZ X Conduct Cloth AF 104 PSLDMA635WJZZ X Gasket LCD SLD AK 105 PSLDMA291WJZZ X ...

Page 36: ... 93 2 1 2 7 19 12 87 2 26 38 58 6 3 4 6 3 5 6 3 12 92 77 U V e a 79 b 78 92 W X 72 Z 76 Z F Y Y 75 e a Q R S T U T c P d H O E G M N A B D B O B B P b j 50 k 70 81 80 99 98 c d f X h k j V I D F E H I N M 82 48 92 22 41 45 92 24 21 W 37 35 6 3 14 6 3 3 6 3 13 6 3 2 6 3 10 95 6 3 7 6 3 11 6 4 6 2 1 R Q 6 7 6 6 A 31 42 41 64 85 84 85 86 94 K 6 3 8 68 6 3 1 6 3 14 G 6 8 6 11 6 11 104 10 97 102 103 96...

Page 37: ... Gasket Main Shield x2 AQ 31 PMLT A196WJZZ X Gasket DIGI TOP AB 32 PMLT A197WJZZ X Gasket on DVI AC 33 PMLT A201WJZZ X Gasket on VESA AD 34 PMLT A205WJZZ X Gasket LCD SLD AE 35 PRDARA170WJFW X Heat Sink for IC45 46 4901 AL 36 PRDARA191WJFW X Heat Sink for IC2502 AE 37 PRDARA192WJFW X Heat Sink for IC3800 AE 38 PRDARA216WJFW X Heat Sink for IC2502 B SIDE AE 39 PSLDMA585WJZZ X Main Shield A AP 40 PS...

Page 38: ...ar Cabinet x19 AA 103 XEBSN30P10000 X Screw x11 AA 104 PSLDMA601WJFW J HDMI Shield Top AE 105 PSLDMA602WJFW J HDMI Shield Bottom AG 106 PSPAHA562WJZZ X Spacer x4 AB 107 PMLT A174WJZZ X Gasket AD 108 PMLT A207WJZZ X Gasket x2 AG 109 PMLT A222WJZZ X Gasket AG 110 PMLT A223WJZZ X Gasket AC 111 PSLDMA470WJZZ X Conduct Tape AD 112 QCNW D704WJQZ X E07S406200 AN 113 QCNW D705WJQZ X GSTP 150 M4 AH 114 QEA...

Page 39: ... 61 48 74 59 100 100 100 100 100 60 90 35 51 50 100 69 47 42 62 57 94 100 18 24 58 55 95 11 14 99 16 12 36 53 38 100 104 101 99 95 13 32 56 2 6 2 6 2 5 101 2 1 2 7 17 10 95 25 40 63 100 84 U V e a 86 b W X 83 Z 77 Z F Y Y 76 e a Q R S T U T c P d H O E G M N A D b j 54 k 73 79 78 c d f X h k j V I M 87 52 100 100 20 43 49 100 23 W 39 37 A 31 44 70 43 68 93 90 93 94 102 K 2 2 4 2 2 2 3 33 34 27 89 ...

Page 40: ...TLABKA009WJZZ Bar Code Label SERVICE JIGS USE FOR SERVICING å X1 QACCDA039WJPZ X Ac Cord AQ X2 RRMCGA362WJSA X Remote Control Unit BC X3 LHLDW0110CEZZ X Cable Cramp AF X4 QCNW C525WJZZ X G LINK Cable AN X5 LHLDWA083WJ00 X Cable Band AD X6 TiNS B627WJZZ X Operation Manual AY X7 TCADEA126WJZZ X Questionnaire Card AC SUPPLIED ACCESSORIES QCNW C222WJQZ J L 1000mm 80pins FFC Pitch 0 5mm AW LCD Controll...

Page 41: ...41 LC 26D5U LC 32D5U LC 37D5U PACKING OF THE SET LC 26D5U S3 S4 S2 S5 S5 S5 S5 S1 S7 X1 X2 X3 X4 X5 X6 X7 S6 ...

Page 42: ...42 LC 26D5U LC 32D5U LC 37D5U PACKING OF THE SET LC 32 37D5U S3 S4 S2 S5 S5 S5 S5 S6 X1 X2 X3 X4 X5 X6 X7 S1 S7 ...

Page 43: ...43 LC 26D5U LC 32D5U LC 37D5U ...

Page 44: ...em or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ1885 S Apr 2005 Printed in Japan SY KD Design and Production Information Design Japan Production SEMEX ...

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