19
Is the PAL colour signal from pin of
ICA01 fed to pin of IC301 through
AMP circuit?
NO
YES
Check HEADAMP circuit
Is ON/OFF 5V supplied to pin and
pin of IC301 at 5volts?
NO
YES
Check ON/OFF 5V
Is QV SYNC supplied to anode of
D301 at 0 volts?
NO
YES
Check QV SYNC
Is the PAL colour signal from pin
of IC301 fed to pin of IC302?
Check IC301 pin , serial
clock and data input
E. PB Colour NG
YES
Is the signal from pin
of IC301 fed to pin
of IC301
Check IC302
YES
11
53
26
54
53
55
55
56
Is colour signal output from
pin of IC301?
Change IC301
27
YES
Check RF out
NO
NO
NO
Check Line out
14 15
Is the signal from pin of
IC301 fed to pin of IC301
Check C317
YES
56
23
NO
Содержание DV-K10DY-QB
Страница 26: ...23 4 3 WAVEFORMS OF THE SERVO SYSCON CIRCUIT 1V 10ms 1V 10ms 1V 200ms 1V 5ms 1V 500ms 1V 500ms 1V 200ms 1V 5ms ...
Страница 29: ...26 6 1 CONNECTION DIAGRAM DV K10D 12D SECTION 6 CIRCUIT DIAGRAM ...
Страница 30: ...27 6 2 POWER CIRCUIT DIAGRAM DV K10D 12D ...
Страница 31: ...28 6 3 SCART MAIN CIRCUIT DIAGRAM DV K10D 12D ...
Страница 32: ...29 6 4 VIDEO HEAD AMP DV K10D 12D ...
Страница 33: ...30 6 5 AUDIO CIRCUIT DIAGRAM DV K10D 12D ...
Страница 34: ...31 MAIN PCB SECTION 7 COMPOMENTS LOCATION GUIDE ON PCB BOTTOM VIEW ...