JVC HR-XVC20US Service Manual page 37

TROUBLESHOOTING GUIDE
WHEN PLAYBACK, FF OR REW
MODE IS ACTIVE, UNIT STOPS
IMMEDIATELY
Refer to section "CAPSTAN
Does CAPSTAN DD
NO
DD MOTOR NOT
MOTOR rotate?
ROTAING".
YES
Is there REEL SENSOR
NO
PULSE signal at pin 40
Check Q3001 and Q3002.
and pin 41 of IC3001.
YES
Change IC3001.
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