2121
STR-K660P
• See page 10 for Circuit Boards Location.
3-10. PRINTED WIRING BOARD – SUB WOOFER BOARD –
• : Uses unleaded solder.
IC503
IC502
3
1
1
14
85
51
E
ECBECB
ECB
E
1
6
9
E
MAIN BOARD
CNP563, W564
(Page 18)
F
MAIN BOARD
CNP562
(Page 18)
G
MIN BOARD
CNP561
(Page 18)
3-11. SCHEMATIC DIAGRAM – SUB WOOFER BOARD –
Ref. No. Location
D576 B-6
IC502 B-7
IC503 A-4
Q572 C-4
Q573 C-6
Q574 C-3
Q575 C-7
Q576 C-6
• Semiconductor
Location
C561
C565
C562
R561
R565
R562
R560
C581
R574
R572
R576
R577
R579
C575
C573
R583
IC503
L561
C578
R588
Q572
R578
C564
R571
IC502
CNP505
R575
R582
R596
R595
C593
R597
R568
R567
C563
R566
Q573
Q574
Q575
Q576
R581
D576
R587
R580
R593
R591
C592
C590 C594
CN504
CN503
C566
C571
4.7
50V
3p
100p
1k
68k
68k
330
0.022
1k
4.7k
6.2k
4.7k
1.5k
47p
47p
15k
STK350-230
220p
4.7
2SC4495
0.22
33p
500V
8.2k
NJM4565D
3P
100
100
6.8k
6.8k
0.033
100k
22k
22k
0.0047
1k
MN2488OPY-M
MP1620OPY-M
2SA988TP-PAFAEA
2SA988TP-PAFAEA
10
1SS133T-72
47k
68k
47k
5.6k
0.68
0.22 0.22
5P
6P
100
10V
47
25V
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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