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9
2.5.
SMPS Circuit (SA-MAX370EB/GS, SA-MAX770GS)
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
L
SMPS CIRCUIT
SCHEMATIC DIAGRAM - 21
SA-MAX370EB/GS,SA-MAX770GS
SMPS
SMPS
CIRCUIT
2/2
1/2
TO SMPS
CIRCUIT (2/2)
1
5
6
2
3
4
P1
A
TO
MAIN
(DIGITAL-POWER)
CIRCUIT (CN8001)
IN SCHEMATIC
DIAGRAM - 12
(DIGITAL-POWER)
CIRCUIT (CN8001)
IN SCHEMATIC
DIAGRAM - 12
A
TO
MAIN (AMP BTL)
CIRCUIT (
MAIN (AMP BTL)
CIRCUIT (
P4501
)
IN SCHEMATIC
DIAGRAM - 5
DIAGRAM - 5
: +B SIGNAL LINE
: -B SIGNAL LINE
NOTE: “ * ” REF IS FOR INDICATION ONLY
4
TO FAN (SMPS)
AC IN
110V~240V 50/60Hz
R1515
6.8K
R1514
18
33
R1511
R1505
10K
R1506
0
Q1501
B1CERR000052
Q1502
B1CERR000052
SWITCH
SWITCH
R1513
22
T10AH 250V
R1508
4.7
R1512
22
47K
R1516
D1504
B0JCPD000039
R1509
4.7
D1503
B0AAKR000014
C1505
0.1
DZ2J120M0L
D1502
C1510
10
D1505
B0JCPD000039
47K
R1517
C1703
35V1000
3
1
2
B0JBSG000053
D1702
8
10
11
9
4
3
6
7
5
12
13
CN1851
CN1854
CHASSIS
GROUND
C1851
0.1
3
1
2
B0JBSL000029
D1704
3
1
2
B0JBSL000029
D1703
C1710
R1712
2.2K
R1714
C1711
0.01
0.01
C1712
C1713
0.01
0.01
R1713
2.2K
R1715
2.2K
2.2K
5
3
2
4
9
10
7
6
8
1
CN1853
C1706
50V2200
50V2200
3
1
2
B0JBSL000029
D1706
C1707
3
1
2
B0JBSL000029
D1705
D1506
B0EAMR000018
LB1501
ZC1705*
WIRE CLAMPER
ZC1851*
WIRE CLAMPER
J0JGC0000020
C1518
470P
C1513
150P
C1800
0
R1524
0.1
R1519
0.12
9
8
15
11
13
12
16
4
1
2
3
7
5
6
T1502
G4DYA0000520
TRANSFORMER
TRANSFORMER
C1516
0.068
C1514
150P
9
8
15
11
13
12
16
4
1
2
3
7
5
6
T1501
G4DYA0000520
33K
R1708
A
R
K
IC1701
C0DAZYY00039
SHUNT REGULATOR
R1702
2.7K
R1703
2.7K
D1701
DZ2J150M0L
R1701
1.5K
R1716
1K
R1711
2.4K
R1709
33K
C1704
0.033
R1706
27K
R1710
9K
4
3
1
2
B3PBA0000579
Q1505
0.01
C1504
0.1
C1509
C1508
1500P
C1512
0.033
R1510
47
4.7
C1506
220K
R1507
0.1
C1507
0.01
C1511
J0JKB0000015
LB1001
C1002
0.22
J0JKB0000015
LB1002
J0JKB0000015
LB1005
J0JKB0000015
LB1006
220P
C1004
220P
C1003
3
2
4
1
L1001
G0B183J00002
ZA1003
1M
R1001
R1002
1M
C1001
0.22
P1001
ZA1002
DZ1001
D4EAY511A127
~
-
~
4
3
2
+
1
D1001
B0FBCR000021
3
2
4
1
G0B183J00002
L1002
C1224
450V560
7
5
6
4
3
1
2
FB
CSO
AS
SST
VC1 VSEN
10
12
14
15
16
13
11
8
9
C0DBBYY00077
SWITCHING POWER SUPLY
IC1501
4.7
C1503
25V100
C1502
R1205
18K
1M
R1503
680K
R1502
4.7K
R1504
680K
R1501
T5A 250V
F1501
CS2
CS1
NC
VGL
NC
VB
VGH
VS
GND
VC2
-37.5V D-AMP
POWER_GND
-37.5V D-AMP
-37.5V D-AMP
-37.5V D-AMP
POWER_GND
GND
POWER_GND
POWER_GND
+37.5V D-AMP
-37.5V D-AMP
+37.5V D-AMP
+37.5V D-AMP
15V
SYNC
SYNC
PCONT
PCONT
AM_BP
2
1
FAN_POSITIVE
FAN_NEGATIVE
SYS3.3
SYS_GND
SMPS_ID
GND
GND
GND
TEMP_DET
15V
F1001
0.1
C1006
ZJ1001
3
2
1
ZJ1701
3
2
1
ZJ1851
3
2
1
ZJ1004
3
2
1
ZJ1103
3
2
1
1
3
2
GND
GND
GND
CN1852
1
2
FAN_POSITIVE
FAN_NEGATIVE
ZA1501*
G2
G1
HEATSINK
G2
G1
HEATSINK
ZA1701*
ZA1702*
G2
G1
ZA1502*
HEATSINK
HEATSINK
K1502*
K1501*
D1512*
D1511*
D1510*
D1509*
D1508*
D1507*
G2
G1
LB1003*
ZJ1102
3
2
1
SYS3.3
0
R1717
0
R1718
10
C1802
TH1801
D4CCY1040001
DELETE
(R1801, R1802, R1805, R1806,
R1807, R1808, R1809, R1810,
R1811 & Q1801)
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