Printed Wiring Board - Main Board - Sony STR-KS500 Service Manual

STR-KS500
Q Q
4-12. PRINTED WIRING BOARD – MAIN Board –
3 7 6 3 1 5 1 5 0
1 2
• Semiconductor
Location
MAIN BOARD
Ref. No. Location
A
D301 J-3
D448 D-8
D449 D-8
+
D520 B-4
L
D521 B-6
–
D529 G-10
SURROUND
D549 G-4
B +
D550 C-14
R
D620 B-5 –
D621 B-6
SPEAKERS
D720 B-5
+
D721 B-6
L
D729 D-5 –
D731 B-7
FRONT
C
D801 B-13
+
D802 B-13
R
–
D803 B-12
D804 B-12
D805 B-14
D806 B-13
D807 B-13
D808 B-14
D
D809 B-10
D810 B-11
D811 B-11
D812 B-11
D813 A-12
D820 F-2
D841 G-10
E
IC301 J-2
IC303 J-3
IC401 I-5
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC402 H-5
IC403 H-7
IC404 I-7
F
IC501 D-4
IC551 D-11
IC601 D-8
IC651 F-8
IC701 F-11
IC751 F-4
Q401 J-7
G
M1 M
Q520 B-4
(FAN)
Q550 C-13
Q551 D-14
Q620 B-5
Q720 B-6
L
VIDEO 1
Q730 B-7
AUDIO IN
R
Q731 B-7
H
Q732 B-6
Q861 G-2
L
Q862 G-3 VIDEO 2
AUDIO IN
Q863 G-3
R
Q866 G-2
Q867 G-3
L
Q868 G-3
SA-CD/CD
AUDIO IN
I
R
(CHASSIS)
DVD
COAX IN
DIGITAL (CHASSIS)
J
IC301
w w w
SA-CD/CD
OPT IN
K
STR-KS500
• See page 11 for Circuit Boards Location.
3 4 5
(Page 21)
F SPEAKER BOARD E
CN701
1
E
E
-2 -1
-1 -2
-2
1 11
2 10
10 2
11 1
B
C
E
1 3
E
E
E E
E
IC401
43 42
29
56
1
28
14 15
8 5
1
1 4
3
x a o
y
. i
DIGITAL BOARD (Page 13)
A
CN197
http://www.xiaoyu163.com
: Uses unleaded solder.
6 7 8
(Page 21)
STANDBY BOARD
CNP903
4
E
E
E
E
-1
1
11
2 10
Q Q
3 7 6
10
2
1 11
3 1
1
3
E
u 1 6 3
DIGITAL BOARD (Page 13)
B
CNS191
20 20
http://www.xiaoyu163.com
2 4
8 9 9
9 10 11
(Page 21) (Page 21)
T901 T901
G H
MAIN POWER MAIN POWER
TRANSFORMER TRANSFORMER
1 3
1
3 1
4
1 11
2 10
3 1 5 1 5 0 8 9 2
10 2
11 1
m
c o
.
2
8 9 9
12 13 14
(Page 21)
T901
J
MAIN POWER
TRANSFORMER
1 5
E
E
4 9 8 2 9 9
11
(11)
1-870-369-
C DIGITAL BOARD
CNS194
(Page 13)