Sharp LC32DV24U Service Manual - Page 36
Disc Does Not Eject
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UPC - 074000371293
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TROUBLESHOOTING GUIDE DISC DOES NOT EJECT Does OSD appear No on the screen? Yes Is remote key set No effectively? Yes Check pins 138 and 139 of IC4001 and peripheral circuit. Does this eject disc at No change DVD DECK? Yes Change DVD DECK. Is there signal at pins 4 No and 5 of CP2302? Yes Is there signal at pins 1 No and 2 of CP2302? Yes Change IC4001. Check pins J18 and J19 of IC2801 and peripheral circuit. Check IC4001 and peripheral circuit. Change IC2301. E-6
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TROUBLESHOOTING GUIDE
Does this eject disc at
change DVD DECK?
Change DVD DECK.
Does OSD appear
on the screen?
Is remote key set
effectively?
Check pins J18 and J19 of
IC2801 and peripheral
circuit.
Yes
No
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