LC-30HV4M
LC-30HV4H
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 COLOUR TELEVISION
»
IMPORTANT SERVICE SAFETY PRECAUTION ..... 2
»
SPECIFICATIONS ................................................ 4
»
OPERATION MANUAL ........................................ 5
»
DIMENSIONS .................................................... 11
»
REMOVING OF MAJOR PARTS ........................ 13
»
ADJUSTMENT PROCEDURES (AVC System) .. 20
»
UPGRADING INSTALLED PROGRAMS ........... 28
»
ADJUSTMENT PROCEDURES (Display) ......... 30
»
MAJOR IC INFORMATIONS .............................. 34
»
TROUBLE SHOOTING TABLE .......................... 54
»
CHASSIS LAYOUT ............................................. 64
»
SYSTEM BLOCK DIAGRAM (AVC System) ...... 68
»
SIGNAL FLOW BLOCK DIAGRAM
(AVC System) ..................................................... 70
Page
»
POWER SYSTEM BLOCK DIAGRAM
(AVC System) ..................................................... 72
»
PC I/F BLOCK DIAGRAM (AVC System) .......... 74
»
SIGNAL BLOCK DIAGRAM (Display) ................ 76
»
POWER UNIT BLOCK DIAGRAM (Display) ...... 78
»
OVERALL WIRING DIAGRAM (AVC System) ... 80
»
OVERALL WIRING DIAGRAM (Display) ............ 84
»
DESCRIPTION OF SCHEMATIC DIAGRAM ..... 86
»
SCHEMATIC DIAGRAM ..................................... 87
»
PRINTED WIRING BOARD ASSEMBLIES ...... 163
»
PARTS LIST ..................................................... 207
»
PACKING OF THE SET ................................... 249
MODELS
LC-30HV4M
LC-30HV4H
SHARP CORPORATION
S53B1LC30HV4M
Summary of Contents for Aquos LC-30HV4H
Page 11: ...11 LC 30HV4M LC 30HV4H DIMENSIONS 365 430 250 5 180 95 183 Unit mm AVC System ...
Page 29: ...29 LC 30HV4M LC 30HV4H Continued ...
Page 37: ...37 LC 30HV4M LC 30HV4H ËVHiMSP4458G 1Q ASSY IC2501 Multi Sound Processor Block diagram ...
Page 41: ...41 LC 30HV4M LC 30HV4H ËVHiMM1519XQ 1 IC1401 Component Input Video Switch Block diagram ...
Page 43: ...43 LC 30HV4M LC 30HV4H ËVHiTB1274AF 1Q ASSY IC801 IC802 VIDEO CHROMA Processor Block diagram ...
Page 64: ...64 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H CHASSIS LAYOUT AVC System ...
Page 65: ...65 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 66: ...66 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H CHASSIS LAYOUT Display ...
Page 67: ...67 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 68: ...68 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H SYSTEM BLOCK DIAGRAM AVC System ...
Page 69: ...69 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 71: ...71 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 73: ...73 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 75: ...75 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 81: ...81 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 83: ...83 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 84: ...84 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H OVERALL WIRING DIAGRAM Display ...
Page 85: ...85 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 87: ...87 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë SR Unit AVC System ...
Page 88: ...88 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë MAIN Unit 1 7 AVC System ...
Page 89: ...89 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 91: ...91 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 93: ...93 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 94: ...94 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë MAIN Unit 4 7 AVC System ...
Page 95: ...95 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 96: ...96 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë MAIN Unit 5 7 AVC System ...
Page 97: ...97 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 99: ...99 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 101: ...101 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 103: ...103 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 105: ...105 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 106: ...106 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë FRONT Unit AVC System ...
Page 107: ...107 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 108: ...108 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AV Unit 1 5 AVC System ...
Page 109: ...109 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 111: ...111 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 113: ...113 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 114: ...114 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AV Unit 3 5 AVC System ...
Page 115: ...115 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 117: ...117 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 119: ...119 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 135: ...135 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 137: ...137 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 139: ...139 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 141: ...141 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 143: ...143 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 144: ...144 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë MAIN Unit 1 3 Display ...
Page 145: ...145 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 146: ...146 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë MAIN Unit 2 3 Display ...
Page 147: ...147 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 148: ...148 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë MAIN Unit 3 3 Display ...
Page 149: ...149 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 150: ...150 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AUDIO Unit 1 2 Display ...
Page 151: ...151 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 152: ...152 8 7 10 9 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AUDIO Unit 2 2 Display ...
Page 153: ...153 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 154: ...6 5 4 3 2 1 A B C D E F G H 154 LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë INVERTER 1 Unit Display ...
Page 155: ...155 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë INVERTER 2 Unit Display ...
Page 157: ...157 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 158: ...6 5 4 3 2 1 A B C D E F G H 158 LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë OPERATION Unit Display ...
Page 159: ...159 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë R C LED Unit Display ...
Page 165: ...165 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 169: ...169 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 173: ...173 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 180: ...6 5 4 3 2 1 A B C D E F G H 180 LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AVC System PC I F Unit Side A ...
Page 181: ...181 6 5 4 3 2 1 A B C D E F G H LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë AVC System PC I F Unit Side B ...
Page 183: ...183 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 187: ...187 17 16 19 18 15 14 13 12 11 10 LC 30HV4M LC 30HV4H ...
Page 206: ...6 5 4 3 2 1 A B C D E F G H 206 LC 30HV4M LC 30HV4H Ë Ë Ë Ë Ë Display POWER Unit Side A ...