Sony RDR-VX410 Service Manual page 109

CASSETTE LOADING
MECHANISM
(VCR Section)
DOES NOT OPERATE
TURN THE VCR
POWER ON AND
INSERT A TAPE
NO
CST IN MODE
TAPE DETECTED
IC601-75:HIGH(5V)
YES YES
PRESS EJECT BUTTON
CN604 8pin 12V?
YES
IC601-38:HIGH(5V)
IC601-39:LOW(0V)
NO
CHECK
YES
IC601-38:LOW(0V)
CASSETT LOADING
IC601-39:HIGH(5V)
MECHANISM
NO
CHANGE IC601
NO CHECK
START SENSOR (S601)
IC601
NO
CHECK
DM B + LINE
YES
CHANGE IC601
VIDEO MISSING IN
(VCR Section)
EE MODE
PLACE VCR IN STOP MODE
LINE 2 INPUT
IC301-68,69
NO NO
IC301-65
VIDEO DATA/
VIDEO OUT
CLOCK
YES
YES
CHANGE IC301
NO NO
IC601-50
IC6P01-21
VIDEO IN SYNC IN
YES
YES
CHECK OSD PICTURE
NO
Q801-E
CHECK IC801, Q801
VIDEO OUT
YES
CHECK LINE OUT and
C830, R804, AB03, R816
CHECK
IC601
CHECK
R638, C623,
C622