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TROUBLESHOOTING GUIDE
Does this eject disc at
change DVD DECK?
Does OSD appear
on the screen?
Is remote key set
effectively?
Check pins 12 and 13
of IC101 and peripheral
circuit.
Yes
No
No
No
Yes
Yes
DISC DOES NOT EJECT
Does this have signal at
pins 1 and 3 of CP2302?
Check IC4001 and
peripheral circuit.
No
Yes
Check pins 138 and 139
of IC4001 and peripheral
circuit.
E-7
19DV616DG/22DV616DG
Change DVD DECK.
Does this have signal at
pins 4 and 5 of CP2302?
No
Change IC4001.
Yes
Change IC2301.
E-7
19DV616DG/22DV616DG