42
Is the video signal obtained from
pin
‘
of ICL01 (A/V circuit)?
E. Troubleshooting of PAL COLOUR in the record mode.
NO
Check AV circuit
YES
Is the video signal from pin
‘
of
ICL01 fed to pin
2
of IC301?
NO
Check C316 and pattern
YES
Is ON/OFF 5V supply to pin
3
and pin
t
of IC301 at 5 volts?
NO
Check ON/OFF 5V
YES
Is EE(L) supply to anode of
D302 at zero volt?
NO
Check EE(L)
YES
Is the down-converted colour signal
obtained from pin
u
of IC301?
NO
Change IC301
YES
Is the down-converted colour signal
from pin
u
of IC301 fed to pin
^
of
P302 through buffer (Q312)?
NO
Check Q312, D307,
R350, R351and R355
YES
To PREAMP circuit
Содержание DV-K882SY-AN
Страница 68: ...SECTION 8 CIRCUIT DIAGRAM 8 1 CONNECTION DIAGRAM 66 ...
Страница 69: ...8 2 POWER CIRCUIT 67 ...
Страница 70: ...8 3 LOGIC CIRCUIT 68 ...
Страница 71: ...8 4 MAIN CIRCUIT 69 ...
Страница 72: ...8 5 VIDEO CIRCUIT 70 ...
Страница 73: ...8 6 HEAD AMP CIRCUIT 71 ...
Страница 74: ...8 7 SECAM CIRCUIT 72 ...
Страница 75: ...8 8 Hi Fi AUDIO CIRCUIT 73 ...
Страница 76: ...8 9 PIF CIRCUIT 74 ...
Страница 77: ...8 10 IF MODULE CIRCUIT 75 ...
Страница 78: ...8 11 A V SCART CIRCUIT 76 ...
Страница 79: ...8 12 OSD CIRCUIT PDC CIRCUIT 77 ...
Страница 80: ...8 13 REMOCON CIRCUIT 78 ...