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STR-KS1200
STR-KS1200
24
24
• See page 40 for IC Block Diagrams.
5-14. SCHEMATIC DIAGRAM - MAIN Board (7/10) -
BOARD
(8/10)
28
MAIN
BOARD
(9/10)
27
MAIN
IC B/D
IC B/D
IC B/D
3.5
0
0
0.7
0
3.5
15.7
15.7
15.7
15.7
0
0
15.7
15.7
0
0
15.7
15.7
15.7
15.7
0
15.7
0
15.7
26.9
31.7
15.8
15.8
15.8
15.8
15.8
15.8
31.7
31.7
31.7
31.7
31.7
31.7
31.7
31.7
31.7
31.7
31.7
15.8
15.8
15.8
15.8
15.8
15.8
31.7
31.7
31.7
31.7
31.7
31.7
15.8
15.8
15.8
15.8
15.8
15.8
26.9
11
.8
11
.8
11
.8
2.6
3.5
1.7
1.1
3.4
1.6
1.7
11
.8
1.1
2.6
11
.8
26.9
11
.8
3.5
1.6
3.5
26.9
26.9
1.6
1
2.6
3.2
11
.8
3.5
1.6
11
.8
26.9
11
.8
10uH
L3402
R3504
0
2SA1235TP-1EF
Q3252
1
C3314
100k
R3325
C3902
1000p
10
C3129
0.033
C3306
C3506
0.033
C3505
0.1
P6SMBJ33A-5
D3402
L3906
R3921
0
0
R3044
35V
100
C3412
0.1
C3404
2SA1235TP-1EF
Q3451
0
R3506
0.1
C3313
C3514
1
1000p
C3372
L3901
L3501
10uH
0.1
C3303
2SA1235TP-1EF
Q3452
100k
R3277
C3416
2200
35V
R3503
0
C3513
0.1
0
R3315
R3918
0
0
R3555
0.1
C3304
0
R3416
100k
R3276
P6SMBJ33A-5
D3401
C3901
1000p
10uH
L3301
2SA1235TP-1EF
Q3301
0.033
C3407
15k
R3407
0.1
C3400
35V
C3509
100
C3507
0.033
1
C3415
+
-
+
-
TB3001
100k
R3575
P6SMBJ33A-5
D3502
L3502
10uH
0
R3304
L3902
0.1
C3413
0
R3303
P6SMBJ33A-5
D3302
C3316
2200
35V
0.1
C3305
100k
R3576
0.033
C3307
C3500
0.1
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9 10 11 12 13 14 15 16 17
CXD9883M
IC3300
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
R3516
0
0.1
C3408
10uH
L3302
R3919
0
2SA1235TP-1EF
Q3302
1
C3414
C3504
0.1
100k
R3275
0.1
C3300
0
R3406
0.1
C3308
100k
R3554
C3912
0.01
35V
C3512
100
P6SMBJ33A-5
D3501
0.1
C3403
P6SMBJ33A-5
D3301
0
R3046
0
R3316
C3508
0.1
0
R3404
2SA1235TP-1EF
Q3251
15k
R3307
100k
R3326
10uH
L3401
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9 10 11 12 13 14 15 16 17
CXD9883M
IC3500
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
C3128
2.2
C3503
0.1
35V
100
C3312
R3920
0
C3515
1
35V
100
C3409
10
C3429
0
R3415
0
R3306
E
EB3001
R3507
15k
1
C3315
L3905
1000p
C3373
C391
1
0.01
0.033
C3406
0.1
C3405
100k
R3577
100k
R3327
R3515
0
35V
100
C3309
0
R3403
E
EB3005
C3555
2.2
2SC3052EF-T1-LEF
Q3551
2SC3052EF-T1-LEF
Q3552
10k
R3552
C3553
2.2
1k
R3556
10k
R3558
C3556
2.2
100k
R3557
2SC3052EF-T1-LEF
Q3553
L3915
L3916
0
R3045
JW3005
JW3006
C3554
0.1
3300p
C3930
3300p
C3931
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18
8
4
1
2
3
5
6
7
9 10 11 12 13 14 15 16 17
CXD9883M
IC3400
BST_A
GVDD_A
/DTW
/SD
/RESET
PWM_A
OC_ADJ
GND
GND
VREG
M3
M2
M1
PWM_B
VDD
GND
GVDD_B
BST_B
PVDD_B
PVDD_B
PVDD_B
GND
GND
GND
OUT_B
OUT_B
OUT_B
OUT_A
OUT_A
OUT_A
GND
GND
GND
PVDD_A
PVDD_A
PVDD_A
1
5
6
7
8
9
10
11
12
13
14
15
16
17
18
(CHASSIS)
40
IC3300
DIGITAL POWER AMP
IC3400
DIGITAL POWER AMP
IC3500
DIGITAL POWER AMP
(7/10)
MAIN BOARD
A
10
1
2
J
H
B
13
11
C
7
8
I
14
F
9
6
4
15
16
3
G
D
5
17
E
12
Q3552,3553
PROTECT DETECT
DC DETECT
OVER LOAD DETECT
Q3451,3452,3251,3252
OVER LOAD DETECT
Q3301,3302
SUBWOOFER
CENTER
SPEAKERS
(Page 26)
(Page 25)
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