Toshiba SD-V395 Service Manual - Page 93
Check P.CON+3.3V line on, REFER TO NO PLAYBACK
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TROUBLESHOOTING GUIDE NO COLOR PLAYBACK PICTURE OF S-VIDEO JACK Is there C signal at Yes pin 162 of IC4001 ? No Is there Y signal at No pin 161 of IC4001? Yes Is there VIDEO signal Yes at pin 162 of IC4001? No Is the voltage at pin 25, No 64, 93,123,140 and 192 of IC4001 about 1.8V? Yes Change IC4001. Check J8013 and peripheral circuit. REFER TO "NO PLAYBACK PICTURE OF S-VIDEO JACK". REFER TO "NO PLAYBACK PICTURE OF AV JACK" . Check P.CON+3.3V line on POWER BLOCK. E-32
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TROUBLESHOOTING
GUIDE
E-32
NO COLOR PLAYBACK PICTURE
OF S-VIDEO JACK
Is the voltage at pin 25,
64, 93,123,140 and 192
of IC4001 about 1.8V?
Check P.CON+3.3V line on
POWER BLOCK.
Change IC4001.
Yes
No
No
Yes
Yes
No
No
Yes
Check J8013 and peripheral
circuit.
Is there Y signal at
pin 161 of IC4001?
REFER TO "NO PLAYBACK
PICTURE OF S-VIDEO JACK".
Is there VIDEO signal
at pin 162 of IC4001?
REFER TO "NO PLAYBACK
PICTURE OF AV JACK" .
Is there C signal at
pin 162 of IC4001 ?