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30INCH LCD SERVICE MANUAL
PAGE:
36
TROUBLE SHOOTING
YES
YES
Check IC 301
@PIN: 10,20,83 (VCC)
@PIN: 79,80 (sync)
Check IC 201
@PIN: 3,5,9,58,64,65,
74,86,90,92 (VCC)
@PIN:32,38 (sync)
@PIN:122,123 (X-tal)
OK?
Check IC301 INPUT SINGNAL
Check IC201 INPUT SINGNAL
Check IC 101
@PIN:21 (CVBS Singnal)
OK?
Check IC 441
@PIN 9~18
Replace IC 101
NO
YES
5,NO PIP
Содержание RL-30S10
Страница 13: ...30INCH LCD SERVICE MANUAL PAGE 13 EXTERNAL IN OUT PORTS External IN OUT...
Страница 19: ...30INCH LCD SERVICE MANUAL PAGE 19 BLOCK DIAGRAM Block Diagram...
Страница 20: ...SCHEMATIC DIAGRAM...
Страница 47: ...30INCH LCD SERVICE MANUAL PAGE 47 PCB LAYOUT 3 1 CONTROL PCB 1 TOP COMP PATTEN 2 BOTTON COMP PATTEN...
Страница 48: ...PCB LAYOUT 3 1 MAIN PCB TOP COMP...
Страница 49: ...3 2 MAIN PCB TOP PATTERN...
Страница 50: ...3 3 MAIN PCB BOTTOM COMP...
Страница 51: ...3 4 MAIN PCB BOTTOM PATTERN...