Sony STR-KS1200 Service Manual ▷ View online
STR-KS1200
STR-KS1200
13
13
BOARD
(7/10)
27
MAIN
BOARD
(10/10)
30
MAIN
MAIN
20
(3/10)
BOARD
MAIN
16
(2/10)
BOARD
MAIN
12
(1/10)
BOARD
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.8
0.8
3.3
1.7
1.6
0
0
3.3
3.3
3.3
3.3
3.3
3.3
1.6
1.7
3.3
3.3
1.8
3.3
0
3.3
3.5
3.5
0
1.7
3.3
3.5
1.7
1.7
0.8
3.3
1.7
1.8
3.3
1.7
1.7
1.7
3.3
0.1
C3034
AMP_DATA1
R3501
100
SC_SCDT
AMP_DATA2
0.1
C3037
SC_SHIFT
10k
R3033
470
R3032
AMP_DATA3
100
R3301
SC_LAT1
0.1
C3040
0.1
C3033
100
R3402
1k
R3063
100
R3035
AMP_BCKO
SC_LAT2
SC_DC_DET
AMP_LRCKO
0.1
C3036
SC_LAT3
10k
R3059
470
R3031
AMP_MCKO
100p
C3067
R3074
100
SC_RESET
0.1
C3039
100
R3076
0.1
C3032
1k
R3064
100
R3401
100p
C3069
SC_SD
1
2
3
4
5
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
39
40
41
42
43
44
45
46
47
48
CXD9876R
IC3030
XVSS
VSUBC
VSSR
OUTR2(-)
VDDR
OUTR1(+)
VSSR
VSSL
OUTL2(-)
VDDL
OUTL1(+)
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OVF FLAGR
OVF FLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
D
ATA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
0.1
C3035
16V
47
C3031
SC_OVF1
10k
R3060
R3917
470
R3502
100
100p
C3068
SC_OVFW
INIT
0.1
C3038
100
R3075
DGND
100
R3302
DGND
1000p
C3070
SC_SOFT_MUTE
0.01
C3071
ENG_MUTE
100
R3928
RT1P140C-TP-1
Q3920
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SN74LV08APWR
IC3920
GND
VCC
8
7
6
5
4
3
2
1
TC7WZ74FU (TE12R)
IC3921
CK
D
/Q
GND
Q
/CLR
/PR
VCC
0.22
C3920
0.1
C3922
220k
R3922
100
R3927
0.1
C3923
100
R3971
100
R3970
100
R3972
330
R3037
22
R3034
SC_LA
T3
OVF
SC_SOFT_MUTE
SC_SCDT
SC_SHIFT
OVFFLAGR2
INIT
SC_SCDT
SC_SOFT_MUTE
SC_SHIFT
OVFFLAGR2
PGMUTE
SC_LA
T3
SC_LA
T2
SC_LA
T1
INIT
17
14
10
18
12
16
11
13
15
19
20
21
22
23
24
25
26
27
28
29
30
31
41
(9/10)
MAIN BOARD
IC3030
STREAM PROCESSOR
IC3920
SWITCHING
IC3921
SWITCH
A
10
1
2
J
H
B
13
11
C
7
8
I
14
F
9
6
K
4
15
16
3
G
D
5
E
12
MUTING
2-11. SCHEMATIC DIAGRAM - MAIN Board (9/10) -
(Page 11)
(Page 7)
(Page 5)
(Page 6)
(Page 14)
STR-KS1200
STR-KS1200
14
14
BOARD
(9/10)
30
MAIN
(8/10)
MAIN
BOARD
29
(4/10)
23
BOARD
MAIN
1.7
1.3
3.3
1.7
1.7
3.3
3.3
3.3
1.6
3.3
3.3
1.7
1.6
3.3
1.7
3.3
1.8
3.3
1.6
3.3
1.8
3.3
0
3.3
0
3.5
3.5
3.3
3.3
1.6
3.3
0
3.5
3.3
3.5
3.5
0
1.8
3.3
1.7
1.7
3.3
1.7
3.3
1.9
3.3
1.7
1.9
3.3
1.7
1.7
3.5
1.7
1.7
3.3
0.8
1.8
1.7
3.3
1.7
3.5
1.7
1.7
1.8
3.3
0.8
R3151
100
0.1
C3026
0.1
C3020
1000p
C3053
470
R3022
16V
100
C3054
100
R3015
FB3051
0
0.01
C3055
10uH
L3051
100
R3202
22
R3054
0.1
C3012
0.1
C3015
100
R3057
0.1
C3013
100
R3024
C3060
10p
100
R3101
0.1
C3019
1000p
C3059
16V
47
C3021
0.01
C3057
0.1
C3028
0.1
C3023
100
R3201
0.1
C3014
100
R3055
100
R3102
100
R3252
10uH
L3053
0.1
C3017
0.1
C3025
+3.3V
470
R3012
49.1MHz
X3051
0.1
C3018
5p
C3058
0.1
C3027
0.1
C3022
0.1
C3029
100
R3053
R3152
100
470
R3021
10V
220
C3056
1
C3052
100
R3251
5
4
3
2
1
TC7SHU04FU(T5RSOJF)
IC3051
NC
IN
GND
OUT
VCC
1uH
L3054
0.1
C3030
0.1
C3016
0.1
C3024
10k
R3013
1
2
3
4
5
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
39
40
41
42
43
44
45
46
47
48
CXD9876R
IC3010
XVSS
VSUBC
VSSR
OUTR2(-)
VDDR
OUTR1(+)
VSSR
VSSL
OUTL2(-)
VDDL
OUTL1(+)
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OVF FLAGR
OVF FLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
DA
TA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
470
R3011
1
2
3
4
5
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
39
40
41
42
43
44
45
46
47
48
CXD9876R
IC3020
XVSS
VSUBC
VSSR
OUTR2(-)
VDDR
OUTR1(+)
VSSR
VSSL
OUTL2(-)
VDDL
OUTL1(+)
VSSL
XOVSS
XFSOOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OVF FLAGR
OVF FLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
DA
TA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
5
4
3
2
1
TK11118CSCL-G
IC3050
CONT
GND
NP
VOUT
VIN
16V
47
C3011
1M
R3052
330
R3017
330
R3026
22
R3023
22
R3014
SC_LA
T2
SC_SOFT_MUTE
SC_LA
T1
SC_SHIFT
PGMUTE
SC_SCDT
SC_SHIFT
SC_SOFT_MUTE
PGMUTE
SC_SCDT
OVF
INIT
INIT
21
23
24
26
22
19
25
20
27
31
30
29
28
37
38
39
36
32
34
33
35
42
(10/10)
MAIN BOARD
IC3010
STREAM PROCESSOR
IC3051
CLOCK BUFFER
IC3050
+1.8V REGULATOR
IC3020
STREAM PROCESSOR
A
10
1
2
H
B
13
11
C
7
8
I
14
F
9
6
4
15
3
G
D
5
E
12
41
2-12. SCHEMATIC DIAGRAM - MAIN Board (10/10) -
(Page 13)
(Page 12)
(Page 8)
STR-KS1200
STR-KS1200
15
15
G
S
1
5
1
5
1
5
G
S
E
E
E
E
E
D945
IC941
IC942
IC944
Q943
Q944
Q945
Q946
Q947
L934
L935
L936
L937
L942
L945
L947
L948
Q961
Q964
L950
R905
R906
R907
R909
R910
R911
R915
R919
R923
R925
R926
R931
R932
R933
R934
R935
R936
R937
R938
R939
R940
R941
R943
C907
C909
R949
C911
R951
R952
R953
R954
R955
R956
R957
R958
C923
R960
R962
R965
C929
R966
R968
R969
R970
C935
C936
C937
R974
R975
R978
R985
C951
C952
C954
C960
D907
D908
D909
D910
D914
C975
D915
C976
D916
C977
C978
C979
C980
C981
C982
D923
D924
D925
D926
D932
B
E
C
E
1
5
2
4
1
3
C
E
E
C
E
B
E
1
8
3
1
3
1
C
E
1
4
1
7
1
6
1
9
D941
IC921
D942
D943
JW950
D944
JW951
JW952
JW953
JW954
JW955
JW956
JW957
JW958
JW959
IC931
JW960
JW961
JW962
JW963
D971
IC951
D972
Q901
Q921
EB901
EB902
EB903
EB904
EB905
EB909
L931
VDR901
R901
R903
R904
L951
L952
R908
R912
R913
R914
CN901
CN902
CN903
CN905
CN906
R927
C901
FH901
C902
FH902
C903
A001
C905
TH901
C906
A003
C908
C910
C912
C918
C920
C922
C924
C925
C928
R967
C931
C932
C933
C934
C938
C939
C940
C941
C942
C943
C944
C945
C946
C947
C953
JW900
C958
JW905
C959
JW906
JW907
JW908
JW909
C961
D901
C963
C964
D904
D905
JW912
JW913
JW914
JW915
JW916
JW917
JW918
JW919
D913
JW920
JW921
JW922
JW923
JW924
JW925
JW926
JW927
JW928
JW929
IC901
D922
C983
JW930
JW931
T901
JW932
T902
JW933
JW934
JW935
JW936
JW937
JW938
JW939
D931
JW940
JW941
JW942
JW943
JW944
JW945
JW946
JW948
JW949
FR901
PC902
PC903
PC904
PC901
D
D
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
E
MAIN BOARD
CNP501
F
MAIN BOARD
CNP502
D
MAIN BOARD
CN3002
1-873-967-
12
(12)
SMPS BOARD
(CHASSIS)
F901
K
A
K
A
K
A
K
A
(AC IN)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
H
HDMI
RE BOARD
CN3509
(Refer to page
28 on original
service manual)
28 on original
service manual)
2-13. PRINTED WIRING BOARD - SMPS Board -
•
: Uses unleaded solder.
Ref. No. Location
• Semiconductor Location
D901
C-4
D904
E-4
D905
D-4
D907
C-5
D908
D-4
D909
E-7
D910
D-5
D913
D-5
D914
C-5
D915
C-6
D916
C-6
Ref. No. Location
D922
D922
E-6
D923
E-6
D924
E-6
D925
E-6
D926
E-7
D931
B-9
D932
F-9
D941
E-8
D942
E-8
D943
D-8
D944
E-8
Ref. No. Location
D945
D945
D-10
D971
D-6
D972
F-11
IC901
C-5
IC921
E-6
IC931
A-11
IC941
E-10
IC942
E-11
IC944
E-11
IC951
E-9
Ref. No. Location
Q901
D-6
Q921
E-6
Q943
F-9
Q944
B-12
Q945
E-11
Q946
D-11
Q947
E-9
Q961
E-10
Q964
A-11
(Page 4)
(Page 4)
(Page 4)
STR-KS1200
STR-KS1200
16
16
D
(8/10)
BOARD
MAIN
E
(4/10)
BOARD
MAIN
F
(4/10)
BOARD
MAIN
CNP502
CNP501
CN3002
(2/2)
H
HDMI
RE BOARD
CN3509
(Refer to page
31 on original
service manual)
31 on original
service manual)
0.8
0
3.4
3.4
23
22.5
22
3.3
20.9
0.4
319
12
12
12.6
3.5
5
5
6.2
3.5
3.3
3.3
3.9
3.5
317.9
1.5
22
0
318.7
31.7
30.6
3.9
2.9
0.6
0.6
3.9
2.9
6.2
11.9
6.2
3.4
0
30.6
0
2.5
28.7
1.7
6.8
120.5
1.5
2.3
2.5
9.2
9.2
11.9
0.6
0
20.9
20.9
20.3
1
3
3P
CN901
LIVE
NUTRAL
275V
0.22
C901
1/2W
1M
R901
VDR901
1
4
3
2
L951
E
EB901
C964
C963
275V
0.22
C902
TH901
D5SBA60F01
D901
250V
0.01
C920
C903
250V
0.01
C918
D904
C938
1
3
10
11
2
9
12
13
14
5
8
4
6
T901
C905
R903
R904
SARS03
D913
1
2
3
4
5
STR-F6168-LF1352
IC901
35V
47
C908
4700p
C911
220p
C909
R914
R912
220
R911
C912
250V
100p
E
EB902
2SB1116A-TP-LK
Q901
10k
R907
MA111-TX
D908
MA111-TX
D907
MA1
11-TX
D914
3.3k
R906
C907
MAZ8100GMLS0
D915
D1NL20U-TR2
D905
10
R905
MA1
11-TX
D916
18k
R919
2.2k
R910
100k
R909
50V
22
C910
TLP421F(D4-GR)
PC901
TLP421F(D4-GR)
PC903
1/2W
3.3k
R908
MA111-TX
D909
FCH20A15
D931
0.1
C935
35V
2200
C932
35V
2200
C933
C931
5.6uH
L931
1k
R934
1k
R935
1k
R938
4.7k
R933
470k
R936
3.3k
R931
3.3k
R939
5.6k
R965
33k
R932
0.047
C937
3
1
2
TA76431AS(TPE6)
IC931
0.1
C936
35V
2200
C934
0.1
C939
10k
R937
10k
R940
RT1N141C-TP-1
Q943
RT1N141C-TP-1
Q947
MAZ8051GMLS0
D932
1k
R949
1
3
4
5
6
8
STR-V153
IC921
2KV
47p
C925
R927
0.1
C929
4700p
C923
50V
2.2
C924
MAZ8051GMLS0
D926
MAZ8051GMLS0
D925
680k
R926
MAZ8100GMLS0
D923
UDZW
-TE17-24B
D924
D1NL20U-TR2
D922
2SD1616A-TP-LK
Q921
4.7k
R923
4.7
R985
35V
22
C922
1
2
10
11
7
9
12
13
14
5
4
8
15
16
3
T902
1/2W
2.2
R967
1k
R968
TLP421F(D4-GR)
PC902
10
R925
MA1
11-TX
D910
1k
R956
R915
TLP421F(D4-GR)
PC904
2kV
0.001
C953
25V
0.1
C976
0.1
C977
0.1
C978
0.1
C979
10V
3300
C940
16V
2200
C944
16V
1000
C946
25V
1000
C941
D1NL20U-TR2
D941
EK19LF-F7
D944
EK19LF-F7
D942
RK46LF-T2
D943
C928
220p
220p
250V
0.047
C952
470
R955
22k
R954
220
R951
2.2k
R952
3.9k
R953
3
1
2
TA76L431S(TPE6,Q)
IC951
E
EB904
1
2
3
4
5
SI-3120KM-TL
IC941
1
2
3
4
5
SI-3050KM-TL
IC942
1
2
3
4
5
SI-3033KM-TL
IC944
0.1
C960
0.1
C954
0.1
C951
35V
22
C958
35V
22
C945
35V
22
C942
100
C947
10V
100
C959
16V
100
C943
150
R962
0
R943
0
R941
10k
R970
D945
UDZW
-TE17-20B
S
RSR025N03TL
B+ SWITCH
Q946
S
RSR025N03TL
Q945
47k
R969
1k
R978
47k
R957
1k
R958
100k
R966
10V
47
C961
2SC2412K-T-146-R
Q961
0.1
C975
E
EB903
22k
R974
3.3k
R975
2SC3052EF-T1-LEF
Q964
RT1N141C-TP-1
Q944
E
EB909
1W
0.1
FR901
ST
O2D-140
D971
1
4
3
2
L952
1
2
3
4
4P
CN902
P-GND
32.0V
32.0V
P-GND
1
3
4
5
6
CN903
6P
+4.1V
+4.1V
D-GND
D-GND
+6.3V
0.01
C980
0.01
C981
0.01
C982
250V
100p
C983
10uH
L934
E
EB905
10uH
L935
10uH
L937
10uH
L936
10uH
L945
10uH
L947
2.2uH
L942
10uH
L948
10uH
L950
1
2
3
4
5
6
7
7P
CN905
E4V
AGND
AGND
AC-DET
P-CONT1
P-CONT2
P-CONT3
11EQS04-TB5
D972
1.5kV
1000p
C906
1
3
4
5
6
7
8
9
9P
CN906
D.DCON5V
6V
AMP_12V
12V
3.3V
8V
D-GND
D-GND
4.7k
R960
OCP
D
GND
VCC
OLP
D
OCP
VCC
GND
FB/OLP
ST
AR
TUP
SENSE
OUTPUT
GND
INPUT
ENABLE
SENSE
OUTPUT
GND
INPUT
ENABLE
SENSE
OUTPUT
GND
INPUT
ENABLE
SMPS BOARD
IC941
+12V REGFULATOR
IC942
+5V REGULATOR
IC944
+3.3V REGULATOR
IC921
POWER CONTROL
IC901
POWER CONTROL
A
20
10
1
2
J
H
B
13
11
L
C
7
8
I
14
F
9
6
K
4
18
21
15
16
3
G
D
5
17
E
12
19
22
23
Q943,947
POWER ON/OFF CONTROL
B+ SWITCH
Q944,964
POWER VOLTAGE
CONTROL
IC931
SHUNT REGULATOR
IC951
SHUNT REGULATOR
1W
1
B+ SWITCH
F901
T6.3AL 250V
470p
250V
250V
100k 3W
470p
250V
250V
630V
0.01
SUB POWER
TRANSFORMER
PC901-904
ISOLATOR
ISOLATOR
400V
0.0033
330
250V
(CHASSIS)
(CHASSIS)
AC IN
(CHASSIS)
AC DETECT
MAIN POWER
TRANSFORMER
B+ SWITCH
2W
0.33
5W
0.1
1000p
470k
~
~
470p
250V
250V
10EDB60-TB5
100k 3W
2-14. SCHEMATIC DIAGRAM - SMPS Board -
(Page 12)
(Page
8)
(Page
8)
Click on the first or last page to see other STR-KS1200 service manuals if exist.