Hitachi DV-RF7U Service Manual page 32

DRUM DOES
(VCR Section) VCR Main PCB
NOT ROTATE
CHECK
NO
CN604-8
PC12V LINE
12V
IN THE POWER BLOCK
YES
NO
CN604-3
CHECK 5V LINE
5V
YES
NO
CN604-12
CN601-34 PWM OUT
2.5V
YES
CHECK
CYLINDER MOTOR R631, R617, R618, C609, C610
NO
CHANGE IC601
CHECK