61
LC-30HV2E
Æ
PC I/F Unit TROUBLESHOOTING
No picture
NO
YES
No
TV
, video and component picture
Is input a
v
ailab
le at pins
(124), (133) and (139) of
IC4 nor
mal?
Chec
k CN6 and its
per
ipher
al circuits
.
NO
YES
Are TL207, TL208
and
TL211 nor
mal?
Chec
k CN6 and its
per
ipher
al circuits
.
NO
YES
Is digital output section
of IC4 nor
mal?
Chec
k IC4 and its
per
ipher
al circuits
.
NO
YES
Is digital output section
of IC310 nor
mal?
Chec
k IC310 and its
per
ipher
al circuits
.
NO
YES
Is digital output of IC25
nor
mal?
Chec
k IC25 and its
per
ipher
al circuits
.
No PC picture
YES
Is signal a
v
ailab
le at pins (21), (22), (24), (25), (27), (28), (30)
and (31) of IC413? (The signal is of high frequency (a little
less than 1GHz).
P
a
y due attention to it dur
ing obser
v
ation.)
Monitor prob
lem is lik
ely
.
NO
PC I/F Unit (CPCi-
0056CE) inter
nal prob
lem
is lik
ely
.
No MAIN picture on single screen and dual screen.
No SUB picture on dual screen
NO
YES
Is input a
v
ailab
le at pins
(126), (136) and (141) of
IC4 nor
mal?
Chec
k CN8 and its
per
ipher
al circuits
.
NO
YES
Is digital output section
of IC4 nor
mal?
Chec
k IC4 and its
per
ipher
al circuits
.
NO
YES
Is digital output of IC25
nor
mal?
Chec
k IC25 and its
per
ipher
al circuits
.
Содержание LC-30HV2E
Страница 6: ...6 LC 30HV2E ...
Страница 10: ...10 LC 30HV2E Dimensions Unit mm AVC ...
Страница 34: ...34 LC 30HV2E Ë VHiMM1519XQ 1 IC1401 Component Input Video Switch Block Diagram ...
Страница 38: ...38 LC 30HV2E Ë RH iX3371CEZZ ASSY IC2501 Multi Standard Sound Processor Block Diagram ...
Страница 40: ...40 LC 30HV2E Ë VHiTB1274AF 1Q ASSY IC801 IC802 VIDEO CHROMA Processor Block Diagram ...
Страница 45: ...45 LC 30HV2E Ë VHiTA1318AF 1 ASSY IC604 Sync Processor Block Diagram ...
Страница 47: ...47 LC 30HV2E Ë VHiCXD2064Q 1 ASSY IC402 IC405 Digital Comb Filter Block Diagram ...
Страница 65: ...65 6 5 4 3 2 1 A B C D E F G H LC 30HV2E LCD DISPLAY CHASSIS LAYOUT 1 3 ...
Страница 66: ...66 6 5 4 3 2 1 A B C D E F G H LC 30HV2E LCD DISPLAY CHASSIS LAYOUT 2 3 ...
Страница 67: ...67 6 5 4 3 2 1 A B C D E F G H LC 30HV2E LCD DISPLAY CHASSIS LAYOUT 3 3 ...
Страница 68: ...69 LC 30HV2E 68 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 YSTEM BLOCK DIAGRAM ...
Страница 69: ...71 LC 30HV2E 70 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 IGNAL FLOW BLOCK DIAGRAM ...
Страница 70: ...73 LC 30HV2E 72 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 C DC CONVERTER BLOCK DIAGRAM ...
Страница 71: ...75 LC 30HV2E 74 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 OWER BLOCK DIAGRAM ...
Страница 76: ...85 LC 30HV2E 84 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 VERALL WIRING DIAGRAM 2 2 ...
Страница 77: ...87 LC 30HV2E 86 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 ISPLAY OVERALL WIRING DIAGRAM ...
Страница 80: ...91 LC 30HV2E 90 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 1 6 ...
Страница 81: ...93 LC 30HV2E 92 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 2 6 ...
Страница 82: ...95 LC 30HV2E 94 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 3 6 ...
Страница 83: ...97 LC 30HV2E 96 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 4 6 ...
Страница 84: ...99 LC 30HV2E 98 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 5 6 ...
Страница 85: ...101 LC 30HV2E 100 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 UNIT AVC 6 6 ...
Страница 86: ...103 LC 30HV2E 102 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 T UNIT AVC ...
Страница 87: ...105 LC 30HV2E 104 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 NIT AVC 1 3 ...
Страница 88: ...107 LC 30HV2E 106 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 NIT AVC 2 3 ...
Страница 89: ...109 LC 30HV2E 108 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 NIT AVC 3 3 ...
Страница 90: ...113 LC 30HV2E 112 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit AVC ...
Страница 91: ...115 LC 30HV2E 114 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 AL Unit LCD 1 5 ...
Страница 92: ...117 LC 30HV2E 116 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 AL Unit LCD 2 5 ...
Страница 93: ...119 LC 30HV2E 118 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 AL Unit LCD 3 5 ...
Страница 94: ...121 LC 30HV2E 120 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 AL Unit LCD 4 5 ...
Страница 95: ...123 LC 30HV2E 122 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 AL Unit LCD 5 5 ...
Страница 96: ...125 LC 30HV2E 124 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit LCD 1 3 ...
Страница 97: ...127 LC 30HV2E 126 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit LCD 2 3 ...
Страница 98: ...129 LC 30HV2E 128 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit LCD 3 3 ...
Страница 99: ...131 LC 30HV2E 130 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 O Unit LCD 1 2 ...
Страница 100: ...133 LC 30HV2E 132 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 O Unit LCD 2 2 ...
Страница 101: ...134 6 5 4 3 2 1 A B C D E F G H LC 30HV2E Ë INVERTER 1 Unit LCD ...
Страница 102: ...135 6 5 4 3 2 1 A B C D E F G H LC 30HV2E Ë INVERTER 2 Unit LCD ...
Страница 103: ...137 LC 30HV2E 136 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 RTER GND Unit LCD ...
Страница 104: ...138 6 5 4 3 2 1 A B C D E F G H LC 30HV2E Ë R C and LED Unit LCD ...
Страница 105: ...139 6 5 4 3 2 1 A B C D E F G H LC 30HV2E Ë OPERATION Unit LCD ...
Страница 106: ...140 6 5 4 3 2 1 A B C D E F G H LC 30HV2E Ë SPEAKER L Unit LCD Ë SPEAKER L Unit LCD ...
Страница 109: ...145 LC 30HV2E 144 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 1 7 ...
Страница 110: ...147 LC 30HV2E 146 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 2 7 ...
Страница 111: ...149 LC 30HV2E 148 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 3 7 ...
Страница 112: ...151 LC 30HV2E 150 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 4 7 ...
Страница 113: ...153 LC 30HV2E 152 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 5 7 ...
Страница 114: ...155 LC 30HV2E 154 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 6 7 ...
Страница 115: ...157 LC 30HV2E 156 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 Unit 7 7 ...
Страница 116: ...159 LC 30HV2E 158 8 7 10 9 6 5 4 3 2 17 16 19 18 15 14 13 12 11 ER and EMC Unit AVC ...
Страница 117: ...6 5 4 3 2 1 A B C D E F G H 160 LC 30HV2E PRINTED WIRING BOARD DIAGRAM AVC MAIN Unit A Side ...
Страница 118: ...6 5 4 3 2 1 A B C D E F G H 161 LC 30HV2E AVC MAIN Unit B Side ...
Страница 119: ...6 5 4 3 2 1 A B C D E F G H 162 LC 30HV2E AVC AV Unit Component Side ...
Страница 121: ...6 5 4 3 2 1 A B C D E F G H 164 LC 30HV2E LCD MAIN Unit A Side ...
Страница 122: ...6 5 4 3 2 1 A B C D E F G H 165 LC 30HV2E LCD MAIN Unit B Side ...
Страница 123: ...6 5 4 3 2 1 A B C D E F G H 166 LC 30HV2E LCD DIGITAL Unit A Side ...
Страница 124: ...6 5 4 3 2 1 A B C D E F G H 167 LC 30HV2E LCD DIGITAL Unit B Side ...
Страница 125: ...6 5 4 3 2 1 A B C D E F G H 168 LC 30HV2E LCD AUDIO Unit A Side LCD INVERTER 1 Unit A Side ...
Страница 128: ...6 5 4 3 2 1 A B C D E F G H 171 LC 30HV2E LCD POWER Unit A Side ...
Страница 129: ...6 5 4 3 2 1 A B C D E F G H 172 LC 30HV2E PC I F Unit A Side ...
Страница 130: ...6 5 4 3 2 1 A B C D E F G H 173 LC 30HV2E PC I F Unit B Side ...
Страница 131: ...6 5 4 3 2 1 A B C D E F G H 174 LC 30HV2E AVC EMC Unit Component Side AVC POWER Unit Component Side ...