Smps Circuit (1/2) - Panasonic SA-MAX7000PU Service Manual

7.17. SMPS Circuit (1/2)

1 2 3
SCHEMATIC DIAGRAM - 22
A
G SMPS CIRCUIT
B
C
F1501
T5A 250V
R1501
470K
D
R1502
470K
ZA1501*
R1503
HEATSINK
470K
R1504
470K
G1 G2
C1505
E
16 15
VGH VS
IC1501
C0DBBYY00077
SWITCHING POWER SUPPLY
VC1 VSEN
1 2
F
C1502
25V100
G
H
NOTE: " * " REF IS FOR INDICATION ONLY
1 2 3
4 5 6
: +B SIGNAL LINE : -B SIGNAL LINE
AC IN
110~240V 50/60Hz
LB1501
J0JGC0000020
Q1501
B1CERR000150
R1512
22 SWITCH
C1513
220P
R1508 D1504
1
4.7 B0JCPD000039
R1516
47K
3
Q1502
B1CERR000150
R1513
22 SWITCH
C1514
220P
D1505
R1509
4.7 B0JCPD000039
6
R1517
47K
D1503 C1510
0.1 B0HAMP000094 10
8
D1502
DZ2J120M0L 9
14 13 12 11 10 9
R1524
VB NC NC VGL VC2 GND
0.1
R1518
0.12
SST AS FB CSO CS1 CS2
R1519
0.12
3 4 5 6 7 8
R1515
6.8K
R1511 R1514 C1516
33 18 0.056
4 5 6
7 8 9
DZ1001
R1001
P1001
D4EAY511A127
1M
ZA1002 ZA1003
C1003 C1004
ZA1701*
R1002
HEATSINK F1001 1000P 1000P
1M
T10AH 250V
G1 G2 G3
C1518
470P
T1501
G4DYA0000784 D1702
B0JBSG000053
TRANSFORMER
18
1 2 3
17
16
C1703
35V1000
15
14
13
D1703
B0JBSL000029
12
11
1 2 3
10
D1704
B0JBSL000029
1 2
R1717
0
IC1701
R1702
2.7K C0DAZYY00039
Q1505
SHUNT REGULATOR
B3PBA0000579 R1708
R1703
FEEDBACK 33K
R1701
2.7K
1.5K
4 1
R1709
R1716
K A R 33K
1K
3 2
C1704 R1710
12K
0.1
R1706
10K
R1711
D1701
2.4K
DZ2J150M0L
7 8 9
36
10 11 12
L1001
G0B100Y00001
C1001
0.22
4 3
1 2
C1002
0.22
3
ZJ1001 C1007
1000P
2
1
C1008
3
1000P
2
1
ZJ1004
C1706 R1712
50V2200 2.2K
GND
C1707 R1713
50V2200 2.2K
-42V D-AMP
D1705
B0JBSL000029
1 2 3
D1706
B0JBSL000029
GND
TEMP_DET
C1853
0.1
3 1 2 3
SYNC
-42V D-AMP
SYS3.3
R1718
C1852
0
PCONT 0.1
AM_BP
TEMP_DET
3
2
ZJ1851
1
1/2 2/2
SA-MAX7000PU SMPS CIRCUIT
10 11 12
13 14
4
6
D1001
B0FBCR000021
- ~ ~ +
4 3 2 1
1
2
C1006
0.22
TH1201
D4CAY209A131
TO SMPS
CIRCUIT (2/2)
3
5
G2 G1
R1719 C1710 C1712
2.2K 0.01 0.01
ZA1001*
HEATSINK
R1720 C1711 C1713
2.2K 0.01 0.01
CN1853
1 +42.0V D-AMP
2 +42.0V D-AMP
3 +42.0V D-AMP
A
TO
4 POWER_GND
MAIN (AMP BTL)
5 POWER_GND
CIRCUIT (P4501)
6 POWER_GND
IN SCHEMATIC
7 PWR_GND
DIAGRAM - 6
8 -42.0V D-AMP
9 -42.0V D-AMP
10 -42.0V D-AMP
P1
CN1852
1 FAN_NEGATIVE
TO FAN (SMPS)
2 FAN_POSITIVE
CN1851
13 TEMP_DET
12 GND
11 GND
A
10 15V TO
MAIN
9 15V
8 SYNC (DIGITAL POWER)
7 SYS3.3 CIRCUIT (CN8001)
6 SYS_GND IN SCHEMATIC
5 SMPS_ID DIAGRAM - 12
4 PCONT
3 AM_BP
2 FAN_POSITIVE
1 FAN_NEGATIVE
7
13 14