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6.12. 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
220V-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
C1009
P1001
D4EAY511A127
1M
1
ZA1002
ZA1003
C1003
C1004
ZA1701*
R1002
HEATSINK
F1001
1000P
1000P
470K
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
24
10
11
12
L1001
L1002
G0B333K00001
G0B183J00002
C1001
0.22
4
3
4
3
1
2
1
2
C1002
0.22
C1007
3
470P
ZJ1001
2
1
C1008
3
470P
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-MAX7000E/GM/GS SMPS CIRCUIT
10
11
12
13
14
4
6
D1001
B0FBCR000021
-
~
~
+
4
3
2
1
C1010
0.1
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