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LC-26GA4M/H/X

SERVICE MANUAL

LCD COLOR TELEVISION

MODEL

LC-26GA4M/H/X

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.

SHARP CORPORATION

This document has been published to be used for
after sales service only.
The contents are subject to change without notice.

CONTENTS

Page

»

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

»

IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 3

»

SPECIFICATIONS ........................................................................................................................................5

»

OPERATION MANUAL ................................................................................................................................ 6

»

DIMENSIONS ............................................................................................................................................12

»

REMOVING OF MAJOR PARTS ................................................................................................................13

»

PARTS LIST ...............................................................................................................................................17

»

PACKING OF THE SET .............................................................................................................................22

OUTLINE

This model is based on the LC-26GA3M and is equipped with a redesigned speaker. This Service Manual
covers the modifications alone. For the other points, refer to the LC-26GA3M Service Manual.

SY3M2LC30HV6U

1st Edition

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Summary of Contents for Aquos LC-26GA4X

Page 1: ...lished to be used for after sales service only The contents are subject to change without notice CONTENTS Page LIST OF CHANGED PARTS 2 IMPORTANT SERVICE SAFETY PRECAUTION 3 SPECIFICATIONS 5 OPERATION MANUAL 6 DIMENSIONS 12 REMOVING OF MAJOR PARTS 13 PARTS LIST 17 PACKING OF THE SET 22 OUTLINE This model is based on the LC 26GA3M and is equipped with a redesigned speaker This Service Manual covers ...

Page 2: ... DUNTKC592UJ04 06 05 No parts changed R C LED Unit M H X DUNTKC593UJ01 03 02 DUNTKC593UJ04 06 05 No parts changed EXT SP TERMINAL Unit M H X DUNTKC594UJ01 03 02 DUNTKC594UJ04 06 05 No Parts changed INVERTER Unit M H X RUNTKA075WJZZ No parts changed INVERTER GND Unit M H X RUNTKA076WJZZ No parts changed POWER Unit M RDENCA078WJZZ No parts changed POWER Unit H X RDENCA072WJZZ No parts changed 1 Bit ...

Page 3: ... F707 5A 250V WARNING 1 For continued safety no modification of any circuit should be attempted 2 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 met...

Page 4: ... 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 contains...

Page 5: ...g Channel Brightness 450 cd m2 Backlight life 60 000 hours at Backlight Standard position Viewing angles H 170 V 170 Audio amplifier 10W 2 Speakers Ø 8 cm 2pcs Ø 2 5 cm 2pcs Terminals AV in COMPONENT VIDEO in INPUT 2 INPUT 3 AV in COMPONENT VIDEO in Rear INPUT 1 Front MONITOR OUTPUT RCA pin AV output Audio Variable Fixed DC OUTPUT DC9V 7W MAX UHF VHF 75 Din type AV in S VIDEO in ANTENNA IN SPEAKER...

Page 6: ...rmal Audio setting initialises Dolby Virtual resets to Off Image position is initialised Press SYSTEM RESET if the TV does not operate after starting up NOTE Pressing RESET will not work if the TV is in standby mode indicator lights red Pressing RESET will not delete channel preset and password Still image mode deactivates Teletext mode resets to normal Audio Out setting resets to Fixed Centre Cha...

Page 7: ...Select the sound multiplex mode 12 VOL VOL Set the volume 13 MUTE Mute the sound 14 EXIT Turn off the On Screen Display 15 SLEEP Set the Sleep timer 16 DISPLAY Display the programme information 17 AV MODE Select a video setting AV MODE STANDARD MOVIE GAME USER DYNAMIC PC MODE STANDARD USER 18 3D Y C To switch the 3D Y C function on and of f 19 Digit for channel select Change the digits of the sele...

Page 8: ...perform the above steps in reverse or der 2 4 5 1 3 1 Unfasten the screws used to secure the speaker bracket covers and then detach them 2 Take off the speaker terminal cover Unfasten the screws used to secur e the stand in place and then detach the stand from the TV Now the speaker can be removed fr om the TV Unfasten the screw used to secure the speaker bracket Per form the steps 2 to 4 on the b...

Page 9: ...s Using the remote control unit Use the remote control unit by pointing it towards the remote sensor window Objects between the remote control unit and sensor window may prevent proper operation Cautions regarding remote control unit Do not expose the remote control unit to shock In addition do not expose the remote control unit to liquids and do not place in an area with high humidity Do not inst...

Page 10: ...EO INPUT3 AUTO INPUT3 COMPONENT INPUT3 VIDEO INPUT4 PC DIGITAL INPUT4 PC ANALOGUE INPUT4 AV DIGITAL INPUT4 AV ANALOGUE TOGGLE STANDARD MOVIE GAME USER DYNAMIC VOLUME 0 60 POWER SETTING INPUT SELECTION A CHANNEL INPUT SELECTION B AV MODE SELECTION VOLUME O T T A C C H H N N N N N N N N N N N N N V V V V V V O W G V V R C U D P P P P P P P P P P P P P M M M M M M L R D D D D H P W 1 1 1 2 2 2 3 3 3 ...

Page 11: ...on WSS 4 3 Mode Rotate Language Text language Treble Bass Balance Dolby Virtual Audio Only DNR Input Select Audio Out Quick Shoot Colour System Centre Channel Input Audio Power Control Setup Option PC input mode menu items List of PC menu items to help you with operations OPC Backlight Contrast Brightness Red Green Blue Advanced C M S Picture Power Management Input Label Speaker Setup Input Signal...

Page 12: ...12 LC 26GA4M H X DIMENSIONS 95 517 663 848 206 493 201 407 568 321 100 100 151 68 278 Unit mm ...

Page 13: ...and detach the center angle 7 Remove the key PWB 7 1 Remove the two lock screws from the top cover 7 2 Remove the two lock screws from the key PWB 8 Remove the two lock screws from the angle 9 Remove the five screws from main PWB frame 10 Disconnect all the connectors from all the PWBs 3 3 5 5 2 2 4 4 Terminal Cover L Terminal Cover R Cabinet A 1 Stand Bracket Cover Speaker Speaker Bracket Cover P...

Page 14: ... Sub Angle 13 Remove the 3 lock screws from the DC fan and detach the DC fan 14 Disconnect all the connectors from all the PWBs C707 P5703 CN706 CN708 P7708 P1804 P1803 P8502 11 1 11 2 11 2 12 1 12 1 12 2 12 2 11 1 11 1 13 Main PWB Shield AV Sub Angle AV Sub PWB BS Terminal Cover Card Cover DC Fan CPU PWB Main PWB CN7602 CN7603 CN7604 CN7605 CN7606 CN7607 CN7608 CN7601 P202 P7704 SC4651 SC4652 P77...

Page 15: ...o lock screws from the 1 bit AMP PWB and detach the 1 bit AMP PWB 22 Remove the four lock screws form the speaker angle right and detach the speaker angle right 23 Remove the four lock screws form the speaker angle left and detach the speaker angle left 24 Remove the four lock screws form the center angle and detach the center angle 25 Remove the two lock screws from the RC LED PWB and detach the ...

Page 16: ...holder and detach the lamp fixing holer 30 Detach the lamp unit from the lamp clip Lamp Holder Top CHLDZA328WJ01 Lamp Holder Top CHLDZA328WJ01 Diffusion Panel PCOVUA026WJZZ Diffusion Sheet PSHEPA166WJZZ Prism Sheet PSHEPA165WJZZ Reflection deflection Sheet PSHEPA164WJZZ Sheet Spacer S Sheet Spacer A PSPAZA484WJZZ Sheet Spacer S PSPAZA536WJZZ Sheet Spacer B PSPAZA535WJZZ Lamp Unit KLMP A026WJZZ Bac...

Page 17: ...éLeristiques de s élecurit éle que la pi ece recommand élee parl usine et dans ce manuel de service peut provoquer une éLelectrocution un incendie ou toutautre sinistre COMMENT COMMANDER LES PIECES DE RECHANGE Pour que votre commande soit rapidement et correctement remplie veuillez fournir les renseignements suivants 1 NUMERO DU MODELE 2 NO DE REF 3 NO DE PIECE 4 DESCRIPTION in CANADA Contact SHAR...

Page 18: ...720WJ03 J Terminal Cover R Ass y 16 1 Not Available Terminal Cover R 16 2 PSPAHA413WJZZ J Spacer x8 16 3 PSPAHA414WJZZ J Spacer AB 1 CCABAA654WJ01 J Cabinet A Ass y 1 1 Not Available Cabinet A 1 2 GCOVAA709WJSA J RC LED Cover AF 1 3 HBDGBA037WJSA J Badge SHARP AM 1 4 PCOVUA043WJZZ J Light Shielding Cover 1 5 PSPAHA323WJZZ J Mask Spacer x2 AD 1 6 PSPAHA324WJZZ J Mask Spacer x2 AC 2 CCABBA427WJ06 J ...

Page 19: ...LC 26GA4X 52 DUNTKC592UJ04 KEY Unit LC 26GA4M DUNTKC592UJ06 KEY Unit LC 26GA4H DUNTKC592UJ05 KEY Unit LC 26GA4X 53 DUNTKC593UJ04 R C LED Unit LC 26GA4M DUNTKC593UJ06 R C LED Unit LC 26GA4H DUNTKC593UJ05 R C LED Unit LC 26GA4X 54 DUNTKC594UJ04 EXT SP Unit LC 26GA4M DUNTKC594UJ06 EXT SP Unit LC 26GA4H DUNTKC594UJ05 EXT SP Unit LC 26GA4X 55 RDENCA078WJZZ POWER Unit LC 26GA4M RDENCA072WJZZ POWER Unit ...

Page 20: ...55 40 75 89 69 57 49 38 89 79 89 89 83 34 14 7 79 64 76 34 42 89 89 89 89 80 89 30 39 27 47 26 63 89 89 86 85 31 32 32 15 12 5 33 u t a 2 12 L J P K E M 6 14 6 16 6 16 6 15 36 3 3 1 3 3 3 4 3 2 3 5 1 5 1 6 1 6 1 4 1 2 6 2 6 1 6 5 6 12 6 12 6 11 6 10 6 2 6 3 6 7 6 8 6 9 6 6 6 4 6 13 6 13 1 5 1 7 1 8 1 3 1 1 11 2 11 1 12 1 12 2 12 3 13 3 13 2 6 3 14 6 3 13 6 3 12 6 3 10 6 3 12 6 3 11 6 3 12 6 3 11 6...

Page 21: ...ol Unit AZ LC 26GA4M LC 26GA4X RRMCGA276WJSA J Remote Control Unit LC 26GA4H TCAUZA031WJZZ J Questionnaire Card AB TiNS B316WJZZ J Operation Manual LC 26GA4M TiNS B320WJZZ J Operation Manual LC 26GA4H TiNS B318WJZZ J Operation Manual AV LC 26GA4X ACCESSORIES PACKING PARTS NOT REPLACEMENT ITEM SERVICE JIGS QCNW C222WJQZ J Connecting Cord 80 pin AW QCNW C333WJQZ J Connecting Cord 14 pin BA QCNW C485...

Page 22: ...PAKFA665WJZZ Wrapping Paper SPAKPA390WJZZ AC Cord QACCKA013WJPZ LC 26GA4M QACCBA041WJPZ LC 26GA4H QACCLA027WJPZ LC 26GA4X Remote Control Unit RRMCGA274WJSA LC 26GA4M LC 26GA4X RRMCGA276WJSA LC 26GA4H Operation Manual TiNS B316WJZZ LC 26GA4M TiNS B320WJZZ LC 26GA4H TiNS B318WJZZ LC 26GA4X Questionnaire Card TCAUZA031WJZZ Buffer Material Top SPAKXA548WJZZ Wrapping Paper Stand Side SPAKPA391WJZZ Bar ...

Page 23: ...23 LC 26GA4M H X ...

Page 24: ...ransmitted 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 TQ0000 S Sep 2004 Printed in Japan SY KD Design and Production Information Design Japan Production Japan ...

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