Sony HT-SL50 / HT-SL55 / HT-SL70 / STR-KSL50 Service Manual ▷ View online
13
13
STR-KSL50
3-5. Printed Wiring Board – Main/Standby Section –
IC301
IC302
IC303
IC402
IC201
IC406
IC405
IC401
IC404
IC403
IC701
IC651
IC601
IC501
IC751
TO
DIGITAL
BOARD
CN9
(Page 10)
TO
DIGITAL
BOARD
CNS1
(Page 10)
TO
DIGITAL
BOARD
CN6
(Page 10)
E
E
E
E
E
E
E
5
E
E
E
E
E
5
5
5
5
1
1
1
1
1
-
+
-
+
-
+
-
+
-
+
SURR R
SURR L
FRONT L
FRONT R
(IMPEADANCE USE 8-16 )
FAN
MONITOR
VIDEO
VIDEO
DVD
TV/SAT IN
TV/SAT
DIGITAL
DVD
COXIAL IN
OPT IN
OPT IN
DVD IN
AUDIO
VIDEO IN
(CHASSIS)
(CHASSIS)
3
1
3
1
1
7
8
14
E
3
1
3
1
3
1
1
3
1
4
8
5
E
E
E
E
E
E
E
E
1
3
E
1
1
5
5
4
1
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
T901
POWER
TRANSFORMER
NOT REPLACEABLE
BUILT IN TRASFORMER
POWER
TRANSFORMER
6
5
4
3
2
2
1
1
5
4
3
2
1
AC
IN
2
1
1
2
E
E
4
1
*
*
Ref. No.
Location
D301
C-1
D405
C-5
D520
C-11
D521
F-7
D550
H-7
D620
C-10
D621
F-7
D720
C-7
D721
F-7
D731
E-7
D801
G-10
D802
G-10
D803
H-10
D804
G-10
D805
H-7
D806
H-7
D807
I-7
D808
I-7
D809
F-10
D810
I-9
D811
I-9
D812
I-10
D813
H-11
D814
H-10
D815
H-10
D816
H-10
D817
H-10
D820
B-7
IC201
B-5
IC301
B-1
IC302
B-2
IC303
B-2
IC401
C-3
IC402
C-4
IC403
C-5
IC404
D-5
IC405
C-6
IC406
C-6
IC501
H-9
IC601
E-9
IC651
C-9
IC701
D-8
IC751
F-8
Q361
D-5
Q362
D-5
Q363
D-4
Q364
D-4
Q365
D-5
Q366
D-4
Q379
D-3
Q401
D-2
Q402
C-5
Q520
D-7
Q550
H-7
Q551
H-7
Q620
C-7
Q720
D-6
Q730
E-7
Q731
E-7
Q732
F-7
Q861
C-7
Q862
B-7
Q863
B-7
Q864
C-7
Q865
C-6
Q866
B-7
• Semiconductor
Location
• See page 7 for Circuit Boards Location.
•
: Uses unleaded solder.
14
14
STR-KSL50
3-6. Schematic Diagram – Main (1/2) Section –
• See page 18 for IC Block Diagrams.
Q363
Q364
Q365
Q366
R371
R372
R373
R374
R375
R376
R377
R378
RY401
D405
R473
C471
R499
R477
C498
R381
Q401
R472
R475
C472
R560
D301
Q361
Q362
R361
R362
R380
Q379
C308
R304
J403
R480
R204
C204
CC51
R451
CC01
R401
R452
CC52
CC02
CC53
CC03
R430
R410
R203
R202
R402
R453
R403
C202
C203
C207
C210
C481
C482
C485
C487
C491
C492
C493
C494
C495
IC401
J401
Q402
R471
C371
C372
C373
C375
C376
FB301
FB302
C206
C208
C301
C302
C304
C306
C310
C374
C400
C464
C467
C488
R303
C303
C451
C413
C433
C401
C403
C452
C453
C417
R474
C312
C402
C309
R301
R302
R307
R483
R479
CN403
R482
R368
R367
R360
R363
R369
R370
C418
C419
C311
IC303
CN301
C483
C484
C486
C496
C466
R470
C465
R306
C305
R305
C307
C414
C415
R382
C416
R476
L201
L202
C209
C490
C489
C497
R481
R366
R379
IC302
IC301
J251
IC201
IC402
J301
2SC3576
2SC3576
2SC3576
2SC3576
100k
100k
1k
1k
1k
1k
1k
1k
1SS133
2.2k
4.7
50V
47k
4.7k
33p
10k
2SC3576
1k
2.2k
4.7
50V
10k
1SS133
2SC3576
2SC3576
4.7k
4.7k
100k
BN1F4M
47p
1k
1P
47k
75
47p
100P
1k
100P
1k
1k
100P
100P
100P
100P
47k
47k
75
75
1k
1k
1k
10
50V
10
50V
470 6.3V
2200p
4.7
50V
4.7
50V
4.7
50V
10 50V
4.7
50V
4.7
50V
4.7
50V
4.7 50V
4.7
50V
M61527FP
6P
2SC2785
680
0.022
0.022
0.022
0.022
0.022
0.45UH
0.45UH
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
75
1000p
2.2
50V
2.2
50V
2.2
50V
2.2
50V
2.2 50V
2.2 50V
2.2 50V
2.2
50V
2.2k
470
6.3V
2.2 50V
470
6.3V
100
100
100
100
100
23P
100
47k
100k
100k
100k
4.7k
4.7k
2.2
50V
2.2
50V
10
50V
TC74HCU04AF
7P
4.7
50V
4.7
50V
4.7
50V
4.7
50V
220
10V
47k
220
10V
560k
22
50V
22k
1p
2.2
50V
2.2
50V
100
2.2
50V
1k
470
6.3V
100p
100p
100p
100
10k
4.7k
TORX141PL
TORX141PL
NJM2279D
NJM4565DD
15
15
STR-KSL50
3-7. Schematic Diagram – Main (2/2)/Standby Section –
C443
C441
C442
C440
C447
C446
C444
C445
D809
C8
18
C
8
19
C
801
C
802
D720
Q720
RY701
C711
L707
C761
L757
Q731
Q730
C
730
R708
R758
D721
D731
D520
Q520
RY501
C511
L507
R508
D521
R522
R604
R605
R
602
C602
C603
IC601
C611
L607
R608
R640
R540
R740
D620
Q620
R622
R653
R655
R
652
C652
C653
IC651
C661
L657
R658
R601
R651
D
621
RY601
C702
C703
IC701
R701
R
752
C752
IC751
R751
R503
R505
C502
C503
IC501
R501
C701
C751
C501
C601
C651
C704
C754
C504
C604
C654
R722
Q732
R730
R731
R732
C732
C821
D810
D811
C820
D812
C791
C741
C
812
C813
C81
4
C707
C
710
C757
C760
C507
C510
C607
C610
C
657
C660
C658
C656
C758
C756
C708
C706
R705
C709
R755
C759
R750
R
710
R760
R510
Q550
C561
C
563
D550
R558
R554
R555
R557
R552
R556
Q551
R553
R704
R654
R703
R754
R753
R504
R603
Q861
R
884
C871
R610
R660
D805
D808
D
80
6
D
8
07
C815
C816
C642
C641
C643
R
551
C5
64
R885
R881
CN820
R887
R886
Q865
Q863
R888
Q862
Q866
R883
R882
CN822
C565
R
733
CN802
R791
R641
R642
R643
R
832
C
805
C
803
C8
04
RY901
D951
D952
C922
C921
D953
D954
D955
D956
D957
R956
R
955
C923
C
924
T902
CNP902
Q951
R
95
1
R954
Q901
R952
CN903
R953
C925
C
80
6
C811
C644
C694
C544
D820
R810
R811
R910
D802
D801
D803
D804
C817
Q864
R707
R507
R757
R607
R657
D815
D814
D816
D817
FH901
FH902
T901
R702
C753
R
502
C509
C609
C659
C744
C794
CN801
CNP901
C506
C508
C606
C608
R509
R759
CN861
FAN
R709
R609
R659
R741
D813
IC405
IC406
IC403
IC404
C562
TM601
R831
PC900
100
10V
0.1
100
10V
0.1
47
25V
10
50V
0.1
0.1
D3SBA20
4700 35V
4
700 35V
0.22 5
0V
0.22 50V
1SS133T
2SC2785
0.022
0.022
2SA988
2SC2785
220
10V
47k
47k
1SS133T
1SS133T
1SS133T
2SC2785
0.022
47k
1SS133T
4.7k
470
22k
22k
100p
100p
SI18752
0.022
47k
47
47
47
1SS133T
2SC2785
4.7k
330
22k
22k
100p
100p
SI18752
0.022
47k
100
100
1S
S
133T
100p
100p
SI18752
100
22k
100p
SI18752
100
330
22k
100p
100p
SI18752
100
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7p
4.7p
4.7p
4.7p
4.7p
4.7k
2SC1841
6.8k
10k
33k
0.1
100 50V
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
10EDB40 -TA2B5
10EDB40 -TA2B5
10EDB40
-TA2B5
10EDB40
-TA2B5
220
35V
HZS30-1L
0.01
0.01
1
000
25V
0.001
50V
0.0
01
50
V
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1
50V
1
50V
1
50V
1
50V
1
50V
1
50V
22k
100
16V
22k
100
16V
1k
27k
27k
27k
2SC2785
4.7
50V
1
50V
1SS133T
100k
820
4.7k
220k
3.3k
68k
2SC2785
10k
470
470
330
470
330
470
330
2SB734
10k
100
16V
27k
27k
0.1
0.1
0.01
0.01
0.01
100k
4.7
5
0V
100
1.5k
4P
4.7k
10k
BN1F4M
BN1F4M
100
BN1F4M
BN1F4M
2.2k
1k
19P
10
0
16V
47k
5P
10
10
10
10
22
k
1000
2
5V
0.001
50
V
0.0
01
50V
1SS133T
0.022
25V
0.022
25V
1SS133T
1SS133T
10k
33k
1000 16V
1
50V
2P
2SC2785
47k
47k
2SC2785
4.7k
4P
1
0.1
1000
2
5V
1000
2
5V
220p
220p
220p
RD5.6
0.47
1/4W
0.47
1/4W
0.47
1/4W
3300
16V
2SD1616
4.7
4.7
4.7
4.7
4.7
22k
100p
22k
100
16V
100
16V
100
16V
220p
220p
5P
2P
1
50V
1
50V
1
50V
1
50V
10
10
3P
10
10
10
10
HZ6.8BP
KIA7805API
NJM79M05FA
M5F79M07L
1
50V
100(I)
10EDB40
-TA2B5
16
16
STR-KSL50
3-8. Printed Wiring Board – Display Section –
IC102
IC152
1
2
A
B
C
D
3
4
5
6
7
8
9
10
11
12
13
10
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D151
B-12
D152
B-11
D153
B-10
D154
B-9
IC102
B-4
IC152
B-7
• See page 7 for Circuit Boards Location.
•
: Uses unleaded solder.
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