Sony RDR-VX511 Service Manual page 102

QQ
3 7 6 3 1 5 1 5 0
FAST FORWARD
(VCR Section)
DOESN'T OPERATE
LOAD TAPE AND
PRESS F.FWD BUTTON
F.FWD
NO
INDICATOR IN
THE DISPLAY
YES
CHECK CN604
NO
2pin 24V?
CHECK POWER BLOCK
4pin 5V?
5.9pin 3.2V?
T E
L 1 3 9 4 2 2 9 6 5 1 3
YES
NO
CHECK CN604
CHECK IC601
5.9pin 3.2V
YES
NO
IC601 67pin
CHECK CAPSTAN MOTOR
FG pulse
YES
CHECK
MECHANISM
www
.
http://www.xiaoyu163.com
NO
PRESS FF
CHANGE IC601, XT601
KEY IN REMOTE
CONTROL
YES
CHECK TIMER
x a o
y
i
http://www.xiaoyu163.com
8
FWD SEARCH DOESN'T
(VCR Section)
OPERATE
NO
PLAY
SEE
OPERATION (PLAY DOESN'T OPERATE)
YES
PRESS F.FWD FOR
FORWARD SEARCH
IS CAPSTAN NO
SPEED CHANGED?
YES
Q Q
3 7 6 3 1
NO
NOISE BAR
LOCKING
YES
CHECK IC601
u 1 6 3
.
2 4
9 9 8
NO
SEARCH
CHANGE DECK
OPERATION
YES
5 1 5 0 8 9 2 4 9
END
NO
ADJUST
(CONTROL PULSE)
A/CE HEAD
IC601-76
YES
CHECK CAPSTAN
MOTOR
m
c o
2
9 9
CHANGE IC601
8 2 9 9