Power Supply - Panasonic SA-MAX3500PU Service Manual

10.3. Power Supply

P1001
AC IN L1002
1 4
2 3
DZ1001
F1001
D1001
IC1201
PFCC CONTROL
VCC 7
FREQ 4
L1201
PFC
INDUCTOR
BOP 5
Q1103
GATE 8 SWITCH
VSEN 6
ISEN 1
SMPS P.C.B.
IC1402
SWITCHING MODE POWER
SUPPLY CONTROL
T1401
TRANSFORMER
CL 3
D1416
D1404
VCC 4 6 8
D1601
5 7
F1401
2 10
D1405
9
D1403
D 5 3
IC1601
SHUNT
REGULATOR
Q1404
FB 2
FEEDBACK
CIRCUIT
VDD 1
Q1403,Q1702
D1406
SYNC
CIRCUIT
D1402
Q1405
PCONT
3 2
Q1402
D1205 D1204
SWITCH 4 1
Q1701
POWER UP
3 2
Q1206
SWITCH 4 1
T1501
TRANSFORMER
8
7
F1501
3
12
11
5
10
9
VSEN 2
VC1 1
TH1701
Q1501
VGH 16 SWITCH
VS 15
Q1502
VGL 11 SWITCH
CS1 7
CS2 8
D1502
FEEDBACK
CIRCUIT
VB 14
D1503
IC1701
VC2 10
SHUNT
FB 5
REGULATOR
Q1505
IC1501
SWITCHING
POWER SUPPLY
PRIMARY CIRCUIT SECONDARY CIRCUIT
CN1851 CN2103
SYS5V SYS5V
3 3
SMPS_ID CN1851 CN2103 SMPS_ID
SMPS_ID
6 6
SYNC CN1851 CN2103 SYNC
2 2
CN1851 CN2103
PCONT PCONT
4 4
QR1601
AM_BP
PCONT
IC2103
+15V DC-DC
AM_BP CN1851 CN2103
5 5 CONVERTER
QR1701
3 EN PH
SWITCH
5 RT/CLK BOOT 1
+38V
2 VIN VSENSE
Q2114, Q2116
+15V
REGULATOR
IC2101
+5.3V DC-DC
CONVERTER
3 EN PH
5 RT/CLK BOOT 1
+38V
VSENSE
2 VIN
Q1765,Q1766,QR1767
TEMP
TEMP DET CN1851 CN2103 TEMP_DET
DETECT 1 1
QR1720
POWER MODE POWER_MODE
CN1851 CN2103
SWITCH
7 7
D1705
+38.5V CN1851 CN2103 PW_+38V
11,12,13 11,12,13
D1703
52
MAIN P.C.B.
PW_SYS5V
TO
SYSTEM
CONTROL
SYNC
PCONT
FROM
SYSTEM
CONTROL
+12V
Q2113
+15V DC-DC +12V PW_FL12V
10
REGULATOR
D2104
7
+15V
D2109
Q2101, QR2101
DC PDET
DETECT
Q2119
SWITCH
D2111
PW +5R3V PW +5R3V
10
7
TEMP DET
FROM
POWER_UP SYSTEM
CONTROL
+38V
1
2
3
4
5
6
7
1/2 2/2
SA-MAX3500PU