TROUBLESHOOTING GUIDE
FF/REW DO NOT WORK
Yes
No
No
Yes
When the FF (or REW) is
pressed, does the voltage at
pin 11 of IC1001 change to
high (low in REW) ?
When the FF (or REW) is
pressed, does the FF (or
REW) indicator appear on
screen ?
Check pin 72 of IC1001 lines.
Replace IC1001.
No
Yes
Is the voltage changing
at pin 7 of CP1004 ?
Is the voltage changing
at pin 4 of CP1004 ?
Yes
No
Check DECK MECHANISM.
Check lines between pin 11 of
IC1001 and pin 7 of CP1004.
Check pin 76 of IC1001 lines.
Replace IC1001.
E-22
