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LC-10A2U

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S40Z6LC-10A2U

LCD COLOR TELEVISION

SERVICE MANUAL

MODEL

LC-10A2U

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

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IMPORTANT SERVICE SAFETY PRECAUTION ................................................................................. 2

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ELECTRICAL SPECIFICATIONS ......................................................................................................... 4

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OPERATION MANUAL ......................................................................................................................... 5

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SUPPLIED ACCESSORIES ................................................................................................................. 6

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DISASSEMBLY OF THE SET ............................................................................................................... 7

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ADJUSTING PROCEDURE OF EACH SECTION ............................................................................. 10

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TROUBLE SHOOTING TABLE ........................................................................................................... 12

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CHASSIS LAYOUT ............................................................................................................................. 16

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BLOCK DIAGRAM .............................................................................................................................. 18

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DESCRIPTION OF SCHEMATIC DIAGRAM ..................................................................................... 19

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SCHEMATIC DIAGRAM ..................................................................................................................... 20

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PRINTED WIRING BOARD ASSEMBLIES ........................................................................................ 28

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PARTS LIST

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ELECTRICAL PARTS ..................................................................................................................... 33
MAIN UNIT ..................................................................................................................................... 33
TERMINAL UNIT ............................................................................................................................ 37
OPERATION UNIT ......................................................................................................................... 38
LED UNIT ....................................................................................................................................... 39
RELAY UNIT .................................................................................................................................. 39

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ACCESSORIES PARTS ................................................................................................................. 39

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PACKING PARTS ........................................................................................................................... 39

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CABINET PARTS LIST ................................................................................................................... 40

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CABINET AND MECHANICAL PARTS .......................................................................................... 41

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PACKING OF THE SET ...................................................................................................................... 42

 CONTENTS

SERVICE MANUAL

LCD COLOR TELEVISION

MODEL LC-10A2U

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

SHARP CORPORATION

Summary of Contents for LC 10A2U

Page 1: ... PROCEDURE OF EACH SECTION 10 TROUBLE SHOOTING TABLE 12 CHASSIS LAYOUT 16 BLOCK DIAGRAM 18 DESCRIPTION OF SCHEMATIC DIAGRAM 19 SCHEMATIC DIAGRAM 20 PRINTED WIRING BOARD ASSEMBLIES 28 PARTS LIST Ë ELECTRICAL PARTS 33 MAIN UNIT 33 TERMINAL UNIT 37 OPERATION UNIT 38 LED UNIT 39 RELAY UNIT 39 Ë ACCESSORIES PARTS 39 Ë PACKING PARTS 39 Ë CABINET PARTS LIST 40 Ë CABINET AND MECHANICAL PARTS 41 PACKING OF...

Page 2: ...n 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 metal parts in the receiver 2 Inspect all protective devices s...

Page 3: ... 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 récepteur 2 Inspecter tous les dispositifs de protection comme les boutons de commande non métalliques les isolants le dos du coffret les couvercl...

Page 4: ...Audio amplifier 1 0 W 1 0 W at 10 distortion Speakers Size 3 4 cm 2 pcs Voice coil impedance 8 ohm Antenna input impedance 75 ohm unbalanced Tuning ranges VHF Channels 2 thru 13 UHF Channels 14 thru 69 CATV Channels 1 thru 125 EIA Channel Plan U S A Weight 2 0 kg w o accessories Accessories R C Batteries Wall mount parts Antenna cable AC adapter AC cord Operation manual Specifications are subject ...

Page 5: ...LC 10A2U 5 OPERATION MANUAL Main unit front view Main unit rear view Remote control ...

Page 6: ...ZZ RRMCG1559CESA QACCD3093CEZZ QCNW 5730CEZZ TiNS 6926CEZZ LANGU9053CE01 Fixed Screw for Set Stand x1 Wall Mount Bracket Screws x4 AC Adapter x1 Size AAA Dry Battery x2 Antenna Cable Wall Mount Bracket x1 AC Cord Operation Manual x1 Wireless Remote Control x1 ...

Page 7: ...abinet B and open it slightly 3 Disconnect all the connectors 3 from the terminal and operation PWBs Detach the cabinet B 4 Disconnect all the connectors 4 from the main PWB 1 1 2 2 2 2 2 2 1 1 1 P2001 P3203 P3204 SC401 P7013 3 3 3 P701 P751 P2001 P2002 P752 P401 SC1201 SC1203 P301 4 4 4 4 Cabinet B Cabinet A Main PWB ...

Page 8: ...screws 7 off the remote control PWB 8 Remove the four lock screws 8 off the terminal PWB 9 Remove the two lock screws 9 off the operation PWB 10 Remove the two lock screws 10 off the flexible shield and detach he relay PWB Main PWB LC display unit Cabinet A Cabinet B Remote control reception PWB Operation PWB Terminal PWB Flexible shield Relay PWB LC display unit rear view ...

Page 9: ...U 9 11 12 12 12 12 12 13 12 12 11 Remove the lock screw 11 off the LC display unit 12 Undo the seven hooks 12 to release the unit frame 13 Detach the fluorescent lamp 13 LC display unit front view Panel holder ...

Page 10: ...the main power and simultaneously press the inspection process CH key and VOL key to change the mode to the adjustment mode Description The manual adjustment or adjustment through communication with the automatic machine is performed 3 Inspection mode Procedure Holding down the TV VIDEO key and MENU key turn on the power Description In the ordinary menu select VIDEO ADJUST with the CH key and deci...

Page 11: ...ias adjustment 1 Receive a B W channel 1 Adjust COM BIAS to the darkest 2 Go to the adjustment mode screen with VOL and VOL key 3 Select the COM BIAS with The color of COM BIAS must be MENU key yellow 5 Shipping setting list Channel 2ch Air Cable Air Skip Data_CATV All Skip Skip Data_AIR All Skip Volume 20 Picture 30 Tint 0 Color 0 Black Level 0 SHARP 0 RED BLUE 0 GREEN 0 TV Color System N358 AV C...

Page 12: ...ck the power line Yes No Is output at Pin 19 of tuner as specified Check the tuner and its peripheral parts No Is input at Pin 1 of IC402 as specified Check the line in question Yes Check IC402 and its peripheral parts Yes No Are Pins 2 and 4 of IC402 at H and L respectively Are Pins 65 and 66 of IC2001 at H and L respectively No VIDEO 1 output Yes No Is input at Pin 1 of IC402 as specified Check ...

Page 13: ...d Check J3701 its peripheral parts and connection cable Replace F3701 and F3702 Check S4701 and connection cable Check the secondary side load of T701 Fluorescent lamp Yes No Does F3751 function Yes No Is Pin 34 of IC1202 at H Yes No Are the oscillation waveforms at the primary side of T751 and T752 as specified Yes Replace F3751 No Is input at Pin 71 of IC802 as specified Check J3301 SC line and ...

Page 14: ...ts peripheral parts Check the line in question IC303 and its peripheral parts Yes Check the speakers and their peripheral parts No sound from headphone Yes No Is Pin 55 of IC2001 at L Check the headphone and its peripheral parts Check Q306 J3404 and their peripheral parts No sound from output line Yes No Is Pin 52 of IC2001 at L No Are outputs at Pins 1 and 7 of IC902 as specified Yes Check the li...

Page 15: ...LC 10A2U 15 M E M O ...

Page 16: ...16 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 CHASSIS LAYOUT MAIN Unit Side A MAIN Unit Side B ...

Page 17: ...17 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 TERMINAL Unit OPERATION Unit Side A OPERATION Unit Side B LED Unit ...

Page 18: ...18 LC 10A2U BLOCK DIAGRAM A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Page 19: ...nindication or µ µF P or p pF IMPORTANT SAFETY NOTICE PARTS MARKED WITH å ARE INPORTANT FOR MAINTAINING THE SAFETY OF THE SET BE SURE TO REPLACE THESE PARTS WITH SPECIFIED ONES FORMAINTAINING THE SAFETY AND PERFORMANCE OF THE SET CAUTION This circuit diagram is original one therefore there may be a slight difference from yours Resistors Nonindication Carbon film resistor C Solid resistor S Metal o...

Page 20: ...LC 10A2U LC 10A2U 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J 20 21 å AND SHADED COMPONENTS SAFETY RELATED PARTS Ë MAIN Unit 1 2 ...

Page 21: ...LC 10A2U LC 10A2U 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J 22 23 å AND SHADED COMPONENTS SAFETY RELATED PARTS Ë MAIN Unit 2 2 ...

Page 22: ...LC 10A2U LC 10A2U 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J 24 25 å AND SHADED COMPONENTS SAFETY RELATED PARTS Ë TERMINAL Unit ...

Page 23: ...26 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 Ë RELAY Unit ...

Page 24: ...27 LC 10A2U Ë OPERATION and LED Unit A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Page 25: ...28 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 PRINTED WIRING BOARD ASSEMBLIES Main Unit Side A ...

Page 26: ...29 LC 10A2U 10 11 12 13 14 15 16 17 18 19 Main Unit Side B ...

Page 27: ...30 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 Relay Unit Side A LED Unit Side A Operation Unit Side A Terminal Unit Side A ...

Page 28: ...31 LC 10A2U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 Operation Unit Side B Terminal Unit Side B Relay Unit Side B LED Unit Side B ...

Page 29: ...32 LC 10A2U M E M O ...

Page 30: ...ants 1 NUMERO DU MODELE 2 NO DE REF 3 NO DE PIECE 4 DESCRIPTION in CANADA Contact SHARP Electronics of Canada Limited Phone 416 890 2100 MARK SPARE PARTS DELIVERY SECTION Ref No Part No Description Code RLCDT0054CEN2 J LCD Module Unit DB LCD MODULE UNIT å KLMP 0100CEZZ J Lamp Unit AZ LAMP UNIT PRINTED WIRING BOARD ASSEMBLIES NOT REPLACEMENT ITEM DUNTKA077FE03 Main PWB Unit DUNTKA142DE01 Terminal P...

Page 31: ...73K J 0 027 16V Ceramic AA C759 VCEAPF0JN107M J 100 6 3V Electrolytic AD C760 VCKYTV1HB103K J 0 01 50V Ceramic AA C761 VCKYTV1HB103K J 0 01 50V Ceramic AA C762 RC FZ0174CEZZ J 0 12 100V Film AG C763 VCKYCY1HB562K J 5600p 50V Ceramic AA C764 VCKYTV1CF105Z J 1 16V Ceramic AB C765 VCKYTV1CF105Z J 1 16V Ceramic AB C801 VCEAPF1CN106M J 10 16V Electrolytic AD C802 VCKYCY1EF104Z J 0 1 25V Ceramic AA C803...

Page 32: ...l Oxide AA R209 VRS CY1JF123F J 12k 1 16W Metal Oxide AA R210 VRS CY1JF242F J 2 4k 1 16W Metal Oxide AA R211 VRS CY1JF332F J 3 3k 1 16W Metal Oxide AA R212 VRS CY1JF332F J 3 3k 1 16W Metal Oxide AA DUNTKA077FE03 MAIN PWB UNIT Continued C809 VCEAPK1CN107M J 100 16V Electrolytic AD C810 VCKYCY1EF104Z J 0 1 25V Ceramic AA C811 VCKYCY1HB331K J 330p 50V Ceramic AA C812 RC KZ1025CEZZ J 1 10V Ceramic AB ...

Page 33: ...9 VRS CY1JF104J J 100k 1 16W Metal Oxide AA R960 VRS CY1JF104J J 100k 1 16W Metal Oxide AA R961 VRS CY1JF104J J 100k 1 16W Metal Oxide AA R962 VRS CY1JF153J J 15k 1 16W Metal Oxide AA DUNTKA077FE03 MAIN PWB UNIT Continued R213 VRS CY1JF682F J 6 8k 1 16W Metal Oxide AA R214 VRS CY1JF122F J 1 2k 1 16W Metal Oxide AA R215 VRS CY1JF102J J 1k 1 16W Metal Oxide AA R216 VRS CY1JF153J J 15k 1 16W Metal Ox...

Page 34: ...S CY1JF473J J 47k 1 16W Metal Oxide AA R966 VRS CY1JF152J J 1 5k 1 16W Metal Oxide AA R967 VRS CY1JF152J J 1 5k 1 16W Metal Oxide AA R968 VRS CY1JF103J J 10k 1 16W Metal Oxide AA R969 VRS CY1JF103J J 10k 1 16W Metal Oxide AA R1101 VRS CA1JF333J J 33k 1 16W Metal Oxide AA R1102 VRS CA1JF103J J 10k 1 16W Metal Oxide AA R1103 VRS CA1JF103J J 10k 1 16W Metal Oxide AA R1104 VRS CA1JF333J J 33k 1 16W Me...

Page 35: ...AB P3204 QPLGN0280GEZZ J Plug 2Pin AB P3701 QPLGN1178GEZZ J Plug 11Pin AC SC3401 QSOCN0464FJZZ J Socket 50Pin AH DUNTKA143DE01 OPERATION PWB UNIT DIODES D4016 RH EX1271CEZZ J Zener EX1271CE AB D4017 RH EX1271CEZZ J Zener EX1271CE AB D4018 RH EX1283CEZZ J Zener EX1283CE AB DUNTKA142DE01 TERMINAL PWB UNIT Continued TRANSISTORS Q3201 VSDTC144EE 1 J DTC144EE AA Q3202 VSDTC144EE 1 J DTC144EE AA Q3203 V...

Page 36: ...J DTC144EE AA Q4107 VSUMG4 1 J UMG4 AC DIODES AND LED S D4120 RH EX1271CEZZ J Zener EX1271CE AB D4121 RH EX1271CEZZ J Zener EX1271CE AB D4122 RH PX0368CEZZ J PhotoDiode AE CAPACITOR C4120 VCKYTV1CF105Z J 1 16V Ceramic AB RESISTORS R4187 VRS CY1JF331J J 330 1 16W Metal Oxide AA R4188 VRS CY1JF102J J 1k 1 16W Metal Oxide AA R4189 VRS CY1JF472J J 4 7k 1 16W Metal Oxide AA R4190 VRS CY1JF101J J 100 1 ...

Page 37: ... J Earth Cable AC 2 12 XEBSD30P08000 J Screw AA 2 14 PMLT 0318CEZZ J Absorber x2 AB 2 15 PMLT 0356CEZZ J Absorber AB 2 16 PSPAG2004CEZZ J Spacer AB 2 17 PSPAH1001CEZZ J Spacer AD 3 RLCDT0054CEN2 J LCD Panel Ass y DB 4 PSHEP0103CEZZ J Wave Sheet AR 5 PSHEP0118CEZZ J Diffusion Sheet AK 6 PSHEP0102CEZZ J ITO Sheet AU å 7 KLMP 0100CEZZ J Lamp AZ 8 PGiDM0100CEZZ J Light Guide Plate AV 9 PSHEP0119CEZZ J...

Page 38: ...RTS 1 4 1 14 1 14 1 11 1 15 1 1 1 1 9 1 8 1 7 1 6 1 3 1 2 1 9 1 5 LED Unit 16 34 28 27 25 41 16 26 1 12 1 16 16 11 15 35 12 1 8 1 7 1 10 1 6 32 43 1 13 RELAY Unit OPERATION Unit MAIN Unit TERMINAL Unit 10 9 8 16 16 2 A 7 3 30 13 4 5 6 44 24 22 23 2 12 2 14 2 11 2 3 2 8 2 7 2 1 2 2 37 36 38 39 2 4 2 5 35 2 6 17 A 2 17 2 15 2 16 16 ...

Page 39: ...hylene Bag QCNW 5730CEZZ Antenna Cable UADP 0211CEZZ AC Adapter RRMCG1559CESA Infrared R C Unit QACCD3093CEZZ AC Cord LANGU9053CE01 Wall Mount Parts SPAKP1000CEZZ Wrapping Paper SPAKF4002CEZZ Packing Material TLABN0157CEZZ No Card TLABK0001TAZZ No Label SPAKX2056CEZZ Buffer Material SPAKX2060CEZZ Buffer Material SPAKC5419CEZZ LC 10A2U S SPAKC5420CEZZ LC 10A2U B SPAKC5421CEZZ LC 10A2U W Packing Cas...

Page 40: ...43 Ref No Part No Description Code Ref No Part No Description Code LC 10A2U ...

Page 41: ...ochigi 329 2193 Japan COPYRIGHT C 2000 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 TQ0882 S Apr 2000 Printed in JAPAN NA DS LC 10A2U ...

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