TROUBLESHOOTING GUIDE
E-3
D-VR4SU/D-VR4SC
Check IC3001.
Check the DECK BLOCK.
YES
YES
NO
NO
AT PLAYBACK AND RECORDING,
CYLINDER MOTOR UNLOAD
Is the voltage at pin 8 of
CP3001 about DC12.6V ?
Check IC502.
In playback, is at pin 12 of
CP3001 about DC2.6V ?