Schematic Diagram - Main Board (9/10) - Sony STR-KS2000 - Blu-ray Dvd Receiver Component Service Manual

STR-KS2000
6-14. SCHEMATIC DIAGRAM - MAIN Board (7/10) -
1 2 3
MAIN BOARD (7/10)
A
B
C
Q3552,3553
Q3552
PROTECT DETECT
2SC3052EF-T1-LEF
3.5
0
Q3553
2SC3052EF-T1-LEF
0
0.7
D
R3556
C3553 C3556
1k
2.2 2.2
E
R3552
10k
F
G
IC B/D
IC3500
DIGITAL POWER AMP
IC3500
CXD9883M
H
I
10
12
11
27
15
13
MAIN
BOARD
16
(9/10)
14
(Page 26)
J
17
18
STR-KS2000
• See page 41 for IC Block Diagrams.
4 5 6 7
15.7
Q3551
2SC3052EF-T1-LEF
3.5 DC DETECT
Q3452
R3557
2SA1235TP-1EF
100k R3555
0
0
C3555
L3501
R3554 2.2
R3558
100k 10uH
10k
C3554 C3514
C3416
0.1 1
2200
35V
C3515
1
L3502 C3512
C3513
10uH 100
0.1
35V
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
C3506
0.033
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
R3507
C3504
15k
0.1
C3505
0.1
R3920
0
R3921 R3516
R3503
0 0
0
R3515
0
8 9 10 11
L3916
L3915
L3901
R3575
R3576
100k
100k
R3276
100k
R3577
R3275
100k
100k
R3277
C3429
10 100k
C3129
10
15.7 15.7 15.7
15.7
15.7
15.7 15.7
Q3251
Q3451 Q3252
2SA1235TP-1EF
0 2SA1235TP-1EF 2SA1235TP-1EF 0
0 0
Q3451,3452,3251,3252
OVER LOAD DETECT
JW3006
L3402
JW3005
10uH
C3415 C3316
C3414
1 2200
1
35V
C3412
L3401 L3302
100
10uH
10uH
35V
IC3400
CXD9883M
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
C3407 C3306
0.033
0.033
C3404
0.1
IC B/D
R3407
C3405
R3045
15k 0.1
0
R3044
0
R3046
0 IC3400
R3403
R3919 R3416
0
0
0 DIGITAL POWER AMP
R3415
0
24 24
12 13 14
L3902
C3902 L3905
L3906
1000p
EB3005
R3326 EB3001
R3325
100k
100k
R3327
100k
C3128
2.2
15.7 Q3301,3302
15.7 OVER LOAD DETECT
15.7 15.7
Q3302
Q3301
2SA1235TP-1EF
2SA1235TP-1EF
0 0
C3314
C3315 1
1
L3301
10uH
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
C3307
0.033
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
IC3300
CXD9883M
C3304
R3307
15k 0.1
C3305
IC3300
0.1
DIGITAL POWER AMP
IC B/D
R3303
0
R3315 R3316
0 0
15 16 17
-
SUBWOOFER
TB3001
+
SPEAKERS
-
CENTER
+
(CHASSIS)
1
5
40
6
28
MAIN
BOARD
(8/10)
(Page 25)
7
8
9