Sony HT-SS380 / STR-KS380 Service Manual ▷ View online
STR-KS380
STR-KS380
29
29
5-21. PRINTED WIRING BOARD - SMPS Board -
•
: Uses unleaded solder.
• See page 14 for Circuit Boards Location.
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
C901
C902
C939
C910
C924
C943
C949
C908
C948
C942
C940
C944
C932
C933
C934
C941
C903
1
6
CN903
1
12
CN906
C913
C928
C930
C938
C975
C925
C918
C920
C953
C963
C964
C965: AEP, AR
C980: US CND
C906: AEP, AR
D943
D901
D913
D921
FH901
FH902
1
5
2
4
A
K
A
K
1
8
JW915
JW914
JW988
JW910
JW911
JW918
JW981: US, CND
JW982: US, CND
JW983
JW984
JW985
JW986
JW987
JW905
JW912
JW916
JW917
JW919
LF901
LF902
L931
C
E
PC901
C
E
PC902
C
E
PC903
E
B
Q921
E
B
Q901
R901
FR930
R903
R904
R927
FR901: AEP, AR
R921
TH901
T902
T901
EB902
EB903
EB904
EB906
EB907
HS931
D942
R914
JW927
JW928: AEP
, AR
JW952
JW953
JW954
JW956
JW958
JW964
JW965
JW974
JW960
JW961
JW962
JW963
JW968
JW967
JW951
JW955
JW957
JW971
JW972
JW973
JW975
HS932
R908
D931
R912
JW913
VDR902
C981
C922
CN904
D905
C905
D922
D941
D944
8
1
CN907
JW976
JW970
JW966
C946
1
3
CN901
F901
EB905
L953
L945 L944
L947
L948
L942
L943
L951
L941
L952
D906
D907
D908
D909
D910
D914
G
S
Q946
Q947
Q943
Q981
B
E
Q982
C929
C936
C935
C907
C909
C911
C923
C937
C951
C952
C955
C958
C960
C967
C968
C969
C971
C972
C973
D945
D915
D923
D924
D925
D932
TP901
TP902
TP903
TP904
TP919
TP922
CL001
CL002
JL906
JL907
JL908
JL909
JL911
JL914
JL917
JL918
R905
R906
R907
R909
R910
R911
R919
R922
R923
R925
R926
R931
R932
R933
R934
R935
R936
R937
R938
R939
R940
R941
R946
R947
R948
R949
R951
R952
R953
R954
R955
R956
R963
R965
R966
R967
R969
R971
R992
R993
R994
R995
R996
R997
JL910
JL916
R973: AR, AEP
R972
D926
6
1
5
6
1
5
JL922
JL920
JL919
JL921
8
1
CN907
IC941
IC951
IC943
IC931
IC921
IC901
1-883-645-
11
(11)
US, CND
AEP, AR
(CHASSIS)
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
SMPS BOARD
(AC IN)
F
MAIN
BOARD
CN2002
(Page 15)
E
MAIN
BOARD
CN1001
(Page 15)
G
DCDC
BOARD
CN4500
(Page 22)
C
HDMI PC
BOARD
CN3510
(Page 23)
STR-KS380
STR-KS380
30
30
5-22. SCHEMATIC DIAGRAM - SMPS Board -
• See page 31 for IC Block Diagrams.
*4 R972
AR: 47k
US, CND: 0
AEP: 2.2k
*5 R973
AR: 47k
AEP: 2.2k
*6 R927
AEP, AR : 1
US, CND : 0.82
PS2561AL1-1-V-W
PC903
ISOLATOR
SMPS BOARD
C910
AEP, AR : 22 50V
US, CND : 10 50V
+3.3V REGULATOR
IC943
+12V REGULATOR
IC941
3.3 4.0
3.4 3.3
3.3
13.6
12.0
12.0
*2 C905
AEP, AR : 3300p 400V
US, CND : 0.01 400V
*3 R903, 904
AEP, AR : 100k 3W
US, CND : 33k 3W
1
3
10
11
2
9
12
13
14
5
8
4
6
12
4
3
4
3
1
2
10
11
7
9
12
13
14
5
4
8
15
16
3
12V
8.4V
6V
E4.0V
2.8A
0.571A
1A
336mA
12
1
2
3
4
6
5
6
5
1
2
3
4
1
2
3
4
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
1
3
4
5
6
E
E
E
E
1
3
3
1
7
2
3
4
5
6
3
4
5
6
C902
0.22
250V
D901
D5SBA60F01
C920
0.01
250V
C918
0.01
250V
C930
100p
250V
FR901
0.1
1W
C913
100p
250V
*3 R903
*3 R904
D913
SARS03
OCP/SYNC
GND
D
VCC
FB/OLP
C908
47
50V
C911
4700p
C909
220p
R911
220
R905
10
R906
3.3k
R907
10k
*7
C907
R909
100k
C935
0.01
50V
L931
5.6uH
C939
0.1
R932
33k
R936
470k
R933
4.7k
C937
0.047
IC931
TA76431AS(TPE6)
R939
3.3k
R934
1k
R935
1k
R937
10k
R940
10k
R938
1k
Q943
RT1N441C-TP-1
Q947
RT1N441C-TP-1
R949
1k
C925
47p
2KV
C929
0.1
R922
4.7
Q921
2SD1388TP-34
R923
4.7k
R969
1k
C923
4700p
R926
680k
C940
3300
10V
C944
2200
16V
C941
1000
25V
R946
150
R948
10k
C949
100
10V
R941
0
US, CND
R952
2.2k
C952
0.047
IC951
TA76L431S(TPE6,Q)
R953
3.9k
R955
470
R956
1k
TP901
TP902
TP903
TP904
JL918
JL911
JL909
JL908
JL907
JL906
R966 1k
C953
0.001
2kV
R971
0
C946
2200
16V
JL917
JL914
C965
0.001
250V
R901
1M
C901
0.22
250V
C938
AEP, AR: 680p 250V
US, CND: 330p 250V
*1 C963
*1 C964
R912
0.33
2W
*8 R914
CL001
CL002
JW928
10
C980
3300p 1.5Kv
NC
NC
NC
JW927
10
JW905
17.5
JW916
17.5
JW915
7.5
JW914 10
1
2
3
4
5
JW917
17.5
JW919 5.0
JW911
12.5
JW910 12.5
JW987
17.5
JW981
15
JW982
15
TP919
FH901
FH902
JW983 17.5
JW984
17.5
JW985
17.5
JW986
17.5
*6
R927
C936
0.01
C958
0.01
C960
0.01
JL910
JL916
Q981
RT1N441C-TP-1
R992
22k
R993
10k
Q982
2SC3052EF-T1-LEF
R910
1.2k
LF901
LINE FILTER
LF902
LINE FILTER
CN904
4P
GND
GND
+31.5V
+31.5V
R994
10k
R995
10k
IC943
SI-3033KM-TLS
Vcont
Vin
GND
Vout
Sense
IC941
SI-3120KM-TLS
Vcont
Vin
GND
Vout
Sense
CN906
12P
P_CON1
P_CON2
E+4V
D+3.3V
E+6V
DGND(SAIR)
VREF
MODEL/DESTINATION
DGND
D+5V
A+12V
AGND
P_CON2
E+4V
D+3.3V
E+6V
DGND(SAIR)
VREF
MODEL/DESTINATION
DGND
D+5V
A+12V
AGND
D943
RK46LF-T1
R967 1k
CN903
6P
E+4V
E+4V
DGND
DGND
E+6V
Q946
RSR025N03TL
R996
47k
R997
1k
D942
RK39LF-B3
R951
220
C906
1000p
1.5Kv
JW913
12.5
C933
2200
35V
C932
2200
35V
R908
10k
R954
4.7k
D931
FMX-22SL
T902
VDR902
L944
4.7uH
L945
4.7uH
L947
10uH
L948
10uH
L953 10uH
L952 10uH
E
EB905
EB902
EB906
EB903
EB904
EB907
*5 R973
C934
2200
35V
L942
4.7uH
L943
4.7uH
CN901
3P
LIVE
NUTRAL
D926
UDZSUSTE-1710B
D907
DA2J10100L
D908
DA2J10100L
D906
DA2J10100L
D909
DA2J10100L
R919
18k
JW912
17.5
JW988
12.5
D914
DA2J10100L
D915
DZ2J10000L
D923
DZ2J10000L
D924
DZ2J24000L
D932
DZ2J056M0L
D945
DZ2J20000L
C943
100
16V
C942
470
25V
C948
470
10V
C922
22
100V
C924
0.22
50V
D925
DZ2J051M0L
*4 R972
C971 0.1
C972 0.1
C955
0.1
C967
0.1
C951 0.1
C973 0.1
C969
0.1
25V
*2 C905
D905
D1NL20U-TR2
D941
D1NL20U-TR2
D922
D1NL20U-TR2
CN907
7P
+E8V
P_CONT1
+E8V
GND
GND
D+5V
D+5V
GND
GND
D+5V
D+5V
C968
0.1
~
~
R925
10
JW918
12.5
D910
DA2J10100L
(AC IN)
R929
2.2
1/2W
*1 C963, C964
AEP, AR : 0.001 250V
US, CND : 0.0022 250V
AEP, AR
US, CND
TH901
AEP, AR : NTC 6.0
US, CND : NTC 3.0
C903
AEP, AR : 330 450V
US, CND : 1000 200V
US, CND
US, CND
AEP, AR
D921
STO2D-140
R931
3.3k
R965
5.6k
SHUNT REGULATOR
IC931
Q981, 982
POWER VOLTAGE CONTROL
POWER ON/OFF
Q943, 947
CONTROL
L941
10uH
L951
10uH
IC B/D
1
3
4
5
6
8
STR-V153
IC921
DRAIN
OCP
VCC
GND
FB/OLP
ST
AR
TUP
IC921
POWER CONTROL
368.0
0 0.02
1.0
169.0
US, CND
SHUNT REGULATOR
IC951
C928
AEP, AR: 470p 250V
US, CND: 220p 250V
3
1
2
2.3
2.5
IC901
POWER CONTROL
IC B/D
IC901
AEP, AR : STR-F6168-LF1352
US, CND : STR-F6138-LF1352
Q901
2SA1015TP-YGR
B+ SWITCH
*C907
AEP, AR : 1000p
US, CND : 1500p
AEP, AR
*8 R914
AEP, AR : 0.1 5W
US, CND : 0.034 5W
US, CND
B+ SWITCH
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
SUB POWER
TRANSFORMER
PS2561AL1-1-V-W
PC901
ISOLATOR
T901
MAIN POWER
TRANSFORMER, CONVERTER
PS2561AL1-1-V-W
PC902
ISOLATOR
B+ SWITCH
3
1
2
0.5
0.5
E
US, CND
US, CND : 8A 125V
AEP, AR : 5A 250V
F901
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
MAIN
BOARD
(5/5)
CN2002
(Page 21)
MAIN
BOARD
(2/5)
CN1001
(Page 18)
HDMI PC
BOARD
(2/2)
CN3510
(Page 26)
F
E
C
DCDC
BOARD
CN4500
(Page 22)
G
0
11
168.3
0
24.7
11
24.5
24.3
24.3
24.6
3.7
0
0
0
6.0
11.9
6.0
0
0.2
0.3
0.2
D944
RK39LF-B3
US, CND
STR-KS380
31
• IC Block Diagrams
IC700 PT6315 (DISPLAY Board)
1
2
3
4
5
4-bit latch
24-bit output latch
12-bit shift register
Data selector
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Serial
interface
OSC
Timing generator
key scan
Display memory
24 bits x 12 words
Key data memory
(2 x 16 bits)
Command decoder
segment driver
Grid driver
Multiplexed driver
39
40
41
42
43
44
LED1
LED2
LED3
LED4
OSC
DOUT
DIN
CLK
STB
KEY1
KEY2
VSS
VDD
SEG1/KS1
SEG2/KS2
SEG3/KS3
SEG4/KS4
SEG5/KS5
SEG6/KS6
SEG7/KS7
SEG8/KS8
SEG9/KS9
SEG10/KS10
SEG20/GRID9
SEG21/GRID8
SEG22/GRID7
SEG23/GRID6
SEG24/GRID5
GRID4
GRID3
GRID2
GRID1
VDD
VSS
SEG11/KS11
SEG12/KS12
SEG13/KS13
SEG14/KS14
SEG15/KS15
SEG16/KS16
VEE
SEG17/GRID12
SEG18/GRID11
SEG19/GRID10
IC3507 TC74VHC541FT (EL) (HDMI PC Board)
8
15
16
10
14
13
12
11
9
6
7
4
2
3
1
VCC
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
GND
A8
A7
A6
A5
A4
A3
A2
G1
A1
20 19
18
17
5
STR-KS380
32
1
2
VCC
5
D
Q
CP
GND
TG
TG
TG
TG
4
C
C
C
C
C
C
_
C
_
C
_
C
_
C
_
3
IC1003 S-80935CNMC-G85T2G (MAIN Board)
VDD 2
OUT 1
VSS 3
+
–
VREF
CD
5
NC
4
DELAY
CIRCUIT
IC1007, IC1014 TC74VHC157FT (EKJ) (MAIN Board)
SELECT
1A
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND
VCC
STROBE
4A
11
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
3B
3Y
3Y
S
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC1000 74LVC1G79GW-125 (MAIN Board)
IN B 1
Vcc
5
OUT Y
4
IN A 2
GND 3
IC1013 TC7SH08FU (MAIN Board)
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