STR-KS370
STR-KS370
32
32
5-22. SCHEMATIC DIAGRAM - SMPS Board -
• See page 33 for IC Block Diagrams.
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
250V
0.22
C901
VDR902
2
3
4
LF901
275V
0.22
C902
D5SBA60F01
D901
250V
0.01
C920
250V
0.01
C918
C905
R903
SARS03
D913
STR-F6168-LF1352
IC901
1.5kV
1000p
C906
1.5kV
3300p
C980
50V
47
C908
4700p
C911
220p
C909
R914
R912
220
R911
E
EB902
EB906
10k
R907
MA2J1110GLS0
D908
JW983
JW910
MA2J1110GLS0
D907
MA2J1110GLS0
D906
3.3k
R906
MAZ8100G0LS0
D915
D1NL20U-TR2
D905
10
R905
MA2J1
110GLS0
D914
18k
R919
1.2k
R910
100k
R909
C910
C979
C907
PS2561AL1-1-V-W
PC901
PS2561AL1-1-V-W
PC903
10k
R908
MA2J1110GLS0
D909
JW985
0.1
C935
35V
2200
C932
35V
2200
C933
5.6uH
L931
1k
R934
1k
R935
1k
R938
4.7k
R933
470k
R936
3.3k
R939
33k
R932
0.047
C937
TA76431AS(TPE6)
IC931
0.01
C936
0.1
C939
10k
3.3k
3.3k
R937
10k
R940
RT1N441C-TP-1
Q943
RT1N441C-TP-1
Q947
MAZ8051GMLS0
D932
1k
R949
1
3
4
5
6
8
STR-V153
IC921
2KV
47p
0.82
1W
C925
R927
0.1
C929
4700p
C923
50V
0.22
C924
MAZ8100G0LS0
D926
MAZ8051GMLS0
D925
680k
R926
MAZ8100G0LS0
D923
MAZ8240G0LS0
D924
D1NL20U-TR2
D922
4.7k
R923
4.7
R922
100V
22
C922
1
2
10
11
7
9
12
13
14
5
4
8
15
16
3
T902
1k
R969
PS2561AL1-1-V-W
PC902
10
R925
MA2J1110GLS0
D910
1k
R956
2kV
0.001
C953
0.01
C958
0.1
C967
0.01
C960
10V
3300
C940
16V
2200
C944
25V
1000
C941
D1NL20U-TR2
D941
RK39LF-B3
D942
RK46LF-T1
D943
0.047
C952
470
R955
220
R951
2.2k
R952
3.9k
R953
2
TA76L431S(TPE6,Q)
IC951
1
2
3
4
5
1
2
3
4
5
0.1
C955
0.1
C954
0.1
C951
10V
100
C947
10V
100
C949
16V
100
C943
6
4
9
R
0
5
1
R943
R945
0
1
4
9
R
0
10k
R948
D945
MAZ8200G0LS0
S
RSR025N03TL
Q946
47k
R996
1k
R997
1k
R967
22k
R992
10k
R993
2SC3052EF-T1-LEF
Q982
RT1N441C-TP-1
Q981
E
EB905
STO2D-140
D921
C921
D928
R921
2
3
4
LF902
1
1
4
3
2
1
4P
CN904
+31.5V
+31.5V
P-GND
P-GND
250V
100p
C913
E
EB904
2.2
R929
C903
C938
C963
0.01
3W
100k
330
680p
0.1
C964
2200p
2200p
FR901
JW981
JW982
1W
0.1
1
3
10
11
2
9
12
13
14
5
8
4
6
T901
TH901
FMX-22SL
D931
16V
470
C945
10V
470
C948
0.1
C969
0.1
C970
0.1
C971
35V
2200
C934
2SA1015TP-YGR
Q901
2SD1388TP-34
Q921
25V
470
C942
4.7k
R954
R931
R965
R901
1M
54
9LH
u7.
4
24
9LH
u0
1
14
9LH
u0
1
15
9LH
u0
1
10uH
L953
10uH
L952
34
9LH
u0
1
+12V REGULATOR
IC941
+5V REGULATOR
IC942
+3.3V REGULATOR
IC943
E
EB903
E
EB907
(CHASSIS)
SHUNT REGULATOR
IC951
SHUNT REGULATOR
IC931
(CHASSIS)
(CHASSIS)
IC901
POWER CONTROL
IC921
POWER CONTROL
B+ SWITCH
B+ SWITCH
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
ISOLATOR
ISOLATOR
ISOLATOR
JW915
Q944, 964
POWER VOLTAGE CONTROL
POWER ON/OFF
Q943, 947
CONTROL
B+ SWITCH
6
4
5
1
3
2
+6.3V
D-GND
D-GND
+4.1V
NC
+4.1V
CN903
6P
NC
2
LIVE
1
NUTRAL
3
3P
CN901
FH901
FH902
(AC IN)
~
~
44
9LH
u7.
4
10k
R994
10k
R995
E
(CHASSIS)
2W
0.33
0
R971
250V
100p
C930
(KS360S: AEP, UK, SP, TH)
1
P_CON1
P_CON2
2
3
V
4
+
E
4
V
3
.
3
+
D
5
V
6
+
E
DGND
9
D+5V
10
A+12V
11
DGND(SAIR)
6
E+9V(SAIR)
7
M+8V
8
AGND
12
12P
CN906
1k
R966
8A 125V
F901
LINE FILTER
LINE FILTER
0.1
C973
R973
R972
6.8k
47k
0.1
C972
470p
C928
R904
3W
100k
SMPS BOARD
3.3
21.5
390.0
0.4
293.0
0 22.5
1.5
163.0
2.3
2.5
3.3
4.0
3.4
3.5
3.3
6.3
5.0
5.0
3.3
13.0
12.1
12.1
29.1
2.5
32.0
2.4
4.0
0.2
4.0
1.5
21.5
21.5
20.8
31.0
2.9
2.9
0.1
30.8
2.7
0.1
2.7
0.1
1.3
2.7
6.3
11.9
6.3
23.6
22.5
23.2