Panasonic SA-PT480PH Service Manual page 109

MAIN P.C.B.
1
QR2300
POWER
CONTROL
2
FROM
VOL0 CTRL
MAIN(SYSTEM CONTROL)
QR2700
DC DETECT
QR2701
SWITCH
3
Q2400
POWER
4
SUPPLY
QR2400
POWER
CONTROL
D2746
5
TO POWER SUPPLY
SECTION (1/2)
BATTPCONT
FROM/TO
MAIN(SYSTEM CONTROL)
iPod OC
IC2302
C0CBABC00117
VOLTAGE REGULATOR
3 IN OUT 1
Q2305
POWER
SUPPLY
IC2091
C0DBZYY00018
VOLTAGE
REGULATOR
5 CONT
8 IN VO 1
IC3952
C0CBCDC00063
VOLTAGE
REGULATOR
5 IN OUT 4
Q2501
REGULATOR
D2748 D2750
Q2503
POWER
CONTROL
D2747
Q2502
REGULATOR
Q2709,Q2719
DC DETECT
DC DET
CIRCUIT
IC8111
C0DBFZG00001
VOLTAGE REGULATOR
1 VCC D+3.3V 6
3 VCC 1.2V 7
IC2602
C0DBZYY00311
HIGH SIDE
SWITCH
1 IN VOUT 5
3 EN OC 4
FL P.C.B.
VREF
CN2002 P6001
16 7
CN2002 P6001
15 8
VREF
3.3V
CN2002 P6001
14 9
CN2002 P6001
11 12
Q6100
POWER SAVE
9V
CONTROL
D6101
5V
7V
CN2000 CN7000
4 5
CN2000 CN7000
2 7
-7V
MIC P.C.B.
TO
MAIN(SYSTEM CONTROL)
5V
3.3V
1.2V
iPod/iPhone P.C.B.
iPod ACC
FROM/TO
MAIN(SYSTEM CONTROL)
iPod CTRL SW
CN2007 CN1002
8 8
109
POWER BUTTON P.C.B.
CN6001 H6803
VREF
4 4
VREF
3.3V
T6100
SWITCHING
TRANSFORMER
7
1 8 F-
3
9 F+
D6104
5 -VP
7V
-7V
Q7103
REGULATOR VCC
iPod/iPhone
Q2600
CN2007 CN1002 CN1001
SWITCH
14 2 13
Q2603
ACC CN2007 CN1002 CN1001
DETECT
15 1 20
Q2604
CN2007 CN1002 CN1001
SWITCH
9 7 10
CN1001
8
SA-PT480PH POWER SUPPLY(2/2) BLOCK DIAGRAM