Power Block Diagram - Sony SA-F21 Service Manual

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2-3. POWER BLOCK DIAGRAM

SUB TRANSFORMER BOARD
(SEE PAGE 3-7)
CN806
D811
CN804
T802
SUB
1
D812
POWER
2
TRANS
D810
D813
MAIN BOARD
(SEE PAGE 3-7)
CN803
1
2
CN801
RY801
F801
T801
1
MAIN
AC IN
POWER
2
TRANS
Q802
RELAY
DRIVE
AUDIO/CONTROL
(SEE PAGE 2-3)
05
CN805
D816
D815
D814
1
1
2
2
IC801
+8V REG
1
IN
OUT
3
Q803
+11V REG
D801
IC601
HEADPHONE
Q804
AMP
–11V REG
AUDIO/CONTROL
(SEE PAGE 2-3)
2-5
IC103
MIX
AMP
IC101
VOLUME,
TONE
CONTROL
IC107
IC104
IC102
LINE
SOUND
AMP
CONTROL
HPF
IC105
IC109
MIX,
HPF
AMP
IC106
LIMITER
AMP,
LPF
CONTROL BOARD
IC802
(SEE PAGE 3-11)
+5V REG.
CN102
+VCC
1
IN
OUT
3
5
6
IC504
RESET
SIGNAL
GENERATOR
POWER BOARD
(SEE PAGE 3-15)
IC301
CN302
+VSS
1
1
POWER
–VSS
AMP
3
3
IC401
POWER
AMP
2-6 E
SA-F21
IC501
SYSTEM
CONTROL
IC502
AUTO
POWER
DETECT
IC503
REMOTE
COMMANDER
RECEIVER

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