Toshiba SD-V280 - Page 83

E-31
TROUBLESHOOTING GUIDE
Do not playback DVD
Change DVD LOADER
YES
YES
YESYES
NO
NO
NO
NO
Does display "Please
Check Disc" after
reading ?
Are there oscillate
at pin 29,30 of IC2603 ?
Are there waveform
at line of DVDDATA0-7 ?
Check IC2001
and peripheral circuit.
Is the voltage
at pin 6 of IC2603
about 1V?
Check IC2603
and peripheral circuit.
Check IC4001 and
peripheral circuit.
Check IC2603
and peripheral circuit.