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POWER BLOCK DIAGRAM
OPERATION BLOCK DIAGRAM
V651 7-MT-201G
HEATER_DC +
HEATER_DC -
26 25 2 1
1
OS651
CH.UP_SW
STOP/EJECT
REC/OTR
FF/CUE
POWER
PLAY
CH.DOWN
REW/REV
CH.UP
14 4
41
31
23
17
FIP DRIVER
IC651
BU2979K
STILL/PAUSE
OTPB
OTPB SW
Q601
POWER
OTP
SYSCON/
SERVO/TIMER
REMOCON
KEY-A
PHOTO
COUPLER
T501
IC502 NJM431L
VOLTAGE CTL.
1
2
Q501
3
18
L503
AC IN
F501
14
11
D502~D505
12
17
SW REG
IC501
STR-F6552
RECTIFIER
HEATER SW
Q505
HEATER
ON SW
Q503
CAP VCO SW
Q508
CAP SW
Q509
CAP VCO
P.CON 5V SW
Q507
P.ON SW
Q502
AT +5.8V
CAP HI-H
POWER ON-H
POWER FAIL
OPERATION
HEATER SW
SYSCON/
SERVO/TIMER
HEATER_DC +
HEATER_DC -
D525
19
21
14
17
41
P.ON 5V SW
Q512
P.ON SW
Q510
D601
I-4