Schematic Diagram - Smps Board; I A O Y - Sony STR-KS2000 Service Manual

STR-KS2000
Q Q
3 7 6 3 1 5 1 5 0

2-14. SCHEMATIC DIAGRAM - SMPS Board -

1 2 3 4 5
A
SMPS BOARD
B
C964
∗
F901
CN901
8A 125V(US,CND)
C 3P T6.3AL 250V(AEP,UK)
LIVE 1
AC IN
NUTRAL 3
L951
C901
0.22 1 4
275V
(AEP,UK)
EB909
R901
1M 2 3
1/2W
EB901
D
VDR901
R902
(CHASSIS) 3.3M
1/2W
(US,CND)
IC901
POWER CONTROL
E
3.3
20.9
319
F
0.4
IC901
STR-F6138-LF1352(US,CND)
STR-F6168-LF1352 (AEP,UK)
D904
10EDB60-TB5
G
C983
100p
250V
T E
L 1 3 9 4 2 2 9 6 5 1 3
C912
EB902 100p
250V
H R914
0.05 5W(US,CND)
(CHASSIS)
0.1 5W(AEP,UK)
IC921
POWER CONTROL
I
1 3
J
K
C925
47p
L
2KV
R927
0.82 1W(US,CND)
1 1W(AEP,UK)
w w w
STR-KS2000
6 7 8 9
C963
∗
∗ C963,964
470p 250V(AEP,UK)
∗ R903,904
2200p 250V(US,CND) 33k 3W(US,CND)
100k 3W(AEP,UK)
TH901
C920
0.01
L952
250V
4
1
C902
D901 (US,CND)
0.22
~
275V D5SBA60F01
JW970
2 3
~ JW971
C918
FR901
0.01
0.1
250V
1W
C903
D913
330 450V(AEP,UK)
SARS03
1000 250V(US,CND) (AEP,UK)
R905
10
D905
20.9
D1NL20U-TR2
20.9
D908
MA111-TX
R910
20.3
Q901 2.2k
2SB1116A-TP-LK
B+ SWITCH
R907
R906 R909
10k
3.3k
D907 100k
MA111-TX
C907
1000p(AEP,UK)
1500p(US,CND)
R919
C911 18k
4700p C910
22
50V
C985
3300
1.5kV (US,CND)
R908
D909
3.3k
1/2W MA111-TX
R912
R911
0.22 2W(US,CND)
220
0.33 2W(AEP,UK)
R913
0.22 R915
2W
100k(US,CND)
470k(AEP,UK)
(US,CND)
IC921
STR-V153
4 5 6 8
R967
2.2
1/2W
T902
SUB POWER
TRANSFORMER
R968
1
1k
R925
10
2
3
4
Q921
D923 R985
D922
2SD1616A-TP-LK
MAZ8100GMLS0 4.7
B+ SWITCH D1NL20U-TR2
5
22 23
22.5
R923
7
4.7k
8
C922
R926
22
680k
35V
C923
4700p
C924
2.2
50V
x a o
y
. i
http://www.xiaoyu163.com
10 11 12 13 14
R931
3.3k
R965
5.6k
C931 R932
C938
0.01 630V(AEP,UK) 33k
3300p 250V(US,CND)
0.047 630V(US,CND)
470p 250V(AEP,UK)
R975 3.3k
R934
1k C937
R933
0.047
4.7k
8
L931
6 9 5.6uH R936
470k
5 10
IC931
D931
30.6
FCH20A15
4 11 SHUNT REGULATOR
28.7
IC931
3
TA76431AS(TPE6)
3 12 2.5
1
C935
2 13 C933 2 R939
0.1 2200 3.3k
35V
1 14
T901
MAIN POWER
TRANSFORMER
PC901-904
ISOLATOR
PC901
TLP421F(D4-GR)
1.7 31.7
R935
1k
30.6
Q Q
3 7 6
PC903
TLP421F(D4-GR)
6.8 3.9
2.9
PC904
R960
TLP421F(D4-GR)
120.5 0.6 4.7k
0.6
PC902
TLP421F(D4-GR)
1.5 3.9
R956 R954
R955
1k
22k
2.9 470
C953
0.001
2kV
L937
L942 L945 L936
10uH
2.2uH 10uH 10uH
D941
C952
D1NL20U-TR2
0.047
16
D944
EK19LF-F7
15
D942
EK19LF-F7
C979
14
R951
0.1
C978 220
0.1
13
C946 C941
D943
1000 1000
RK46LF-T2 25V R952
16V 2.5
2.2k
12
3
2.3
11 1
IC951
2
10 TA76L431S(TPE6,Q)
C940 C977
3300 0.1
10V
9
C944
C976
IC951
0.1 2200
25V 16V
C928
220p
SHUNT REGULATOR
250V
u 1 6 3
16 16
2 4
8 9 9
15 16 17 18 19
C934 C939
C936 R937
2200 0.1
0.1
10k
35V
R974
22k
Q943,947
Q944,964
0 POWER ON/OFF CONTROL
POWER VOLTAGE
Q943
CONTROL
0 RT1N141C-TP-1
3.4 3.4
0
Q964 Q944 Q947
R938
RT1N141C-TP-1 R949
2SC3052EF-T1-LEF 1k RT1N141C-TP-1
1k
6.2 S 6.2
Q946
RSR025N03TL
R969
11.9 B+ SWITCH 47k
D972
IC941
IC944 IC942
+12V REGFULATOR
+3.3V REGULATOR +5V REGULATOR
IC941
IC944 IC942
SI-3120KM-TL
SI-3033KM-TL SI-3050KM-TL
3 1 5 1 5 0 8 9
1 2 3 4 5
1 2 3 4 5 1 2 3 4 5
R943
R962 0
150
R970 C954
10k 0.1
C958 C980 C959 C945 C981 C947 C982 C942 C951
C960
100 22
22 0.01 0.1 100 22 0.01 0.01 0.1
35V 35V
35V 10V
L947
10uH
9.2 9.2
S
L948
10uH
Q945 R957
RSR025N03TL 47k
B+ SWITCH
11.9
R958
1k
L935 10uH
L934 10uH
R953
3.9k
m
c o
.
2
8 9 9
20 21 22 23
CN902
4P
D
1 P-GND
2 32.0V
MAIN
3 32.0V
BOARD
4 P-GND
R940 (8/10)
10k
CN3002
(Page 12)
D932
MAZ8051GMLS0
3.4
0.8
EB903
EB904
EB905
R978
1k
(CHASSIS)
11EQS04-TB5
2 4 9 8 2 9 9
CN906
9P
1 D.DCON5V
3 6V
L950
10uH 4 AMP_12V E
5 12V
MAIN
6 3.3V
C975
R941 BOARD
0.1
0 7 8V (4/10)
CNP501
8 D-GND
(Page
9 D-GND
8)
CN905
C943 7P
100
1 E4V
16V
2 AGND
F
3 AGND
4 AC-DET
MAIN
BOARD
5 P-CONT1
(4/10)
6 P-CONT2
CNP502
7 P-CONT3 (Page
8)
CN903
6P
H
6 +6.3V
5
D-GND
HDMI
4 D-GND
REPEATER
3 +4.1V BOARD
Q961 (2/2)
0 1 +4.1V
2SC2412K-T-146-R CN3509
AC DETECT (Refer to page
0.6
31 on original
service manual)
R966 C961
100k 47
10V