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
Summary of Contents for DV-K10DY-QB
Page 29: ...26 6 1 CONNECTION DIAGRAM DV K10D 12D SECTION 6 CIRCUIT DIAGRAM ...
Page 30: ...27 6 2 POWER CIRCUIT DIAGRAM DV K10D 12D ...
Page 31: ...28 6 3 SCART MAIN CIRCUIT DIAGRAM DV K10D 12D ...
Page 32: ...29 6 4 VIDEO HEAD AMP DV K10D 12D ...
Page 33: ...30 6 5 AUDIO CIRCUIT DIAGRAM DV K10D 12D ...
Page 34: ...31 MAIN PCB SECTION 7 COMPOMENTS LOCATION GUIDE ON PCB BOTTOM VIEW ...
