LC-20S5H/M/X
SERVICE MANUAL
SHARP CORPORATION
LCD COLOUR TELEVISION
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.
CONTENTS
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IMPORTANT SERVICE SAFETY PRECAUTION ........................................................................................ 2
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SPECIFICATIONS ........................................................................................................................................ 4
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OPERATION MANUAL ................................................................................................................................. 5
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DIMENSIONS ............................................................................................................................................... 7
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REMOVING OF MAJOR PARTS .................................................................................................................. 8
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ADJUSTING PROCEDURE OF EACH SECTION ..................................................................................... 12
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PUBLIC MODE SETTING PROCEDURE ..................................................................................................16
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TROUBLE SHOOTING TABLE ..................................................................................................................23
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BLOCK DIAGRAM ...................................................................................................................................... 26
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OVERALL WIRING DIAGRAM ................................................................................................................... 28
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DESCRIPTION OF SCHEMATIC DIAGRAM ............................................................................................. 30
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SCHEMATIC DIAGRAM
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INVERTER Unit .......................................................................................................................................31
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MAIN Unit .................................................................................................................................................32
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SUB Unit .................................................................................................................................................. 42
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OPERATION Unit .....................................................................................................................................48
Ë
R/C, LED Unit ..........................................................................................................................................49
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PRINTED WIRING BOARD ASSEMBLIES ................................................................................................50
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REPLACEMENT PARTS LIST .................................................................................................................... 65
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PACKING OF THE SET ..............................................................................................................................77
Page
LC-20S5H/M/X
MODELS
1st Edition
Summary of Contents for LC-20S5H Aquos
Page 27: ...29 LC 20S5H M X 28 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H OVERALL WIRING DIAGRAM ...
Page 29: ...31 6 5 4 3 2 1 A B C D E F G H LC 20S5H M X SCHEMATIC DIAGRAM Ë INVERTER Unit ...
Page 30: ...33 LC 20S5H M X 32 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 1 5 ...
Page 31: ...35 LC 20S5H M X 34 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 2 5 ...
Page 32: ...37 LC 20S5H M X 36 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 3 5 ...
Page 33: ...39 LC 20S5H M X 38 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 4 5 ...
Page 34: ...41 LC 20S5H M X 40 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë MAIN Unit 5 5 ...
Page 35: ...43 LC 20S5H M X 42 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SUB Unit 1 3 ...
Page 36: ...45 LC 20S5H M X 44 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SUB Unit 2 3 ...
Page 37: ...47 LC 20S5H M X 46 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H Ë SUB Unit 3 3 ...
Page 38: ...48 6 5 4 3 2 1 A B C D E F G H LC 20S5H M X Ë OPERATION Unit ...
Page 39: ...49 6 5 4 3 2 1 A B C D E F G H LC 20S5H M X Ë R C LED Unit ...
Page 60: ...77 LC 20S5H M X PACKING OF THE SET S5 S2 S3 X3 X4 X5 X2 X1 S4 S6 S3 S1 X1 R L ...
