LC-37HV4U
LC-37HV4D
SERVICE MANUAL
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
LCD COLOR TELEVISION
»
IMPORTANT SERVICE SAFETY PRECAUTION ..... 2
»
SPECIFICATIONS ................................................ 5
»
OPERATION MANUAL ........................................ 6
»
DIMENSIONS .................................................... 13
»
REMOVING OF MAJOR PARTS ........................ 14
»
ADJUSTMENT PROCEDURES ......................... 18
»
TROUBLE SHOOTING TABLE .......................... 24
»
CHASSIS LAYOUT ............................................. 28
»
BLOCK DIAGRAM ............................................. 30
Page
»
OVERALL WIRING DIAGRAM ........................... 32
»
DESCRIPTION OF SCHEMATIC DIAGRAM ..... 34
»
SCHEMATIC DIAGRAM ..................................... 35
»
PRINTED WIRING BOARD ASSEMBLIES ........ 66
»
PARTS LIST ....................................................... 91
»
PACKING OF THE SET ................................... 115
OUTLINE
This model is different in the display size from the LC-30HV4U/LC-30HV4D.
This service manual accordingly describes the display alone. For the entire AVC System, refer to the LC-
30HV4U/LC-30HV4D Service Manual (S33Y2LC30HV4U).
SHARP CORPORATION
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
S33Y4LC37HV4U
LC-37HV4U
LC-37HV4D
MODELS
Summary of Contents for 37HV4U - LC - 37" LCD TV
Page 28: ...28 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D CHASSIS LAYOUT ...
Page 29: ...29 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 35: ...35 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë R C LED Unit Display ...
Page 36: ...36 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 1 9 Display ...
Page 37: ...37 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 38: ...38 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 2 9 Display ...
Page 39: ...39 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 40: ...40 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 3 9 Display ...
Page 41: ...41 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 42: ...42 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 4 9 Display ...
Page 43: ...43 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 44: ...44 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 5 9 Display ...
Page 45: ...45 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 46: ...46 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 6 9 Display ...
Page 47: ...47 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 48: ...48 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 7 9 Display ...
Page 49: ...49 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 50: ...50 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 8 9 Display ...
Page 51: ...51 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 52: ...52 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë MAIN Unit 9 9 Display ...
Page 53: ...53 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 54: ...54 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë AUDIO Unit 1 2 Display ...
Page 55: ...55 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 56: ...56 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë AUDIO Unit 2 2 Display ...
Page 57: ...57 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 58: ...6 5 4 3 2 1 A B C D E F G H 58 LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë INVERTER 1 Unit Display ...
Page 59: ...59 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë INVERTER 2 Unit Display ...
Page 60: ...6 5 4 3 2 1 A B C D E F G H 60 LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë INVERTER 3 Unit Display ...
Page 61: ...61 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë INVERTER 4 Unit Display ...
Page 62: ...62 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë Power Unit Display ...
Page 63: ...63 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 64: ...6 5 4 3 2 1 A B C D E F G H 64 LC 37HV4U LC 37HV4D Ë KEY Unit Display ...
Page 67: ...67 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 71: ...71 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 75: ...75 17 16 19 18 15 14 13 12 11 10 LC 37HV4U LC 37HV4D ...
Page 87: ...87 6 5 4 3 2 1 A B C D E F G H LC 37HV4U LC 37HV4D Ë Ë Ë Ë Ë Display POWER Unit Wiring Side ...