Sharp LC-26AD22U Service Manual page 36

DISC DOES NOT EJECT
Does OSD appear
on the screen?
Yes
Does this eject disc at
change DVD DECK?
Yes
Change DVD DECK.
TROUBLESHOOTING GUIDE
No
Is remote key set
effectively?
Check pins 138 and 139
of IC4001 and peripheral
circuit.
No
Does this have signal at
pins 4 and 5 of CP2302?
Does this have signal at
pins 1 and 2 of CP2302?
Change IC4001.
No
Yes
No
Yes
No
Yes
E-7
Check pins AD18 and AF19
of IC2401 and peripheral
circuit.
Check IC2301 and
peripheral circuit.
Change IC2301.