TROUBLESHOOTING GUIDE
Does this eject disc at
change DVD DECK?
Change DVD DECK.
Does OSD appear
on the screen? Is remote key set
effectively?
Yes
No
No
Yes
Yes
DISC DOES NOT EJECT
Is there signal at pins 4
and 5 of CP2302?
Check IC4001 and
peripheral circuit.
No
Is there signal at pins 1
and 2 of CP2302?
No
Yes
Change IC4001.
Yes
Check pins 138 and 139
of IC4001 and peripheral
circuit.
Change IC2301.
E-6