A Printed Wiring Board - Sony KF-42SX300 Service Manual

Lcd projection tv
Table of Contents

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A
B
C
~ A Printed Wiring Board Conductor Side ~
1
2
3
4
5
6
7
8
9
10
11
D
E
F
G
H
I
J
K
- 37 -
L
M
N
~ A Board Semiconductor Location Table ~
I D
O
D
E
C I
6
2
1
0
C
-
3
D
0
2
0
0
- I
7
C I
6
2
1
1
B
-
7
D
1
9
0
6
G
-
3
C I
6
2
1
2
B
-
8
D
1
9
1
8
F
-
2
C I
6
2
1
3
B
-
4
D
2
0
0
4
E
-
5
T
R
A
N
S
S I
T
O
R
D
6
2
0
0
C
-
8
Q
0
2
0
0
- I
6
D
6
2
0
1
C
-
9
Q
1
3
0
0
J
-
4
D
6
2
0
2
D
-
9
Q
1
3
0
1
- I
2
D
6
2
0
3
- I
9
Q
1
9
1
2
G
-
3
D
6
2
0
4
C
-
4
Q
1
9
1
3
F
-
3
D
6
2
0
5
C
-
7
Q
2
0
0
1
E
-
5
D
6
2
0
6
B
-
5
Q
2
0
0
2
F
-
5
D
6
2
0
7
F
-
2
Q
2
0
0
3
H
-
5
D
6
2
0
8
G
-
3
Q
2
4
0
1
C
-
5
D
6
2
0
9
H
-
2
Q
2
5
0
0
E
-
4
D
6
2
1
0
F
-
3
Q
2
5
0
1
E
-
4
C I
Q
2
5
0
2
E
-
5
C I
1
0
0
0
G
-
3
Q
2
5
0
3
E
-
5
C I
2
0
0
0
J
-
4
Q
2
5
0
4
F
-
5
C I
2
3
0
0
G
-
4
Q
6
2
0
1
C
-
2
C I
2
4
0
0
D
-
4
Q
6
2
0
2
C
-
2
C I
2
5
0
0
F
-
3
Q
6
2
0
3
D
-
2
C I
6
2
0
0
B
-
3
Q
6
2
0
4
C
-
7
C I
6
2
0
1
H
-
9
Q
6
2
0
5
B
-
3
C I
6
2
0
2
G
-
1
0
Q
6
2
0
6
B
-
6
C I
6
2
0
3
B
-
6
Q
6
2
0
7
C
-
7
C I
6
2
0
4
- I
9
Q
6
2
0
8
C
-
7
C I
6
2
0
5
B
-
2
Q
6
2
0
9
F
-
2
C I
6
2
0
6
C
-
8
Q
8
0
0
1
J
-
3
C I
6
2
0
7
B
-
9
Q
8
3
0
9
H
-
5
C I
6
2
0
8
D
-
9
Q
8
3
1
1
G
-
5
C I
6
2
0
9
E
-
9
Q
8
4
8
1
G
-
4
~ A Board Semiconductor Voltage Table ~
R
f e
e (
( )
) s
b (
( )
) g
c (
( )
) d
R
f e
e (
( )
) s
b (
( )
) g
c (
Q
1
3
0
0
2
7 .
2
1 .
8
4 .
Q
2
5
0
1
0
0
6 .
Q
1
3
0
1
2
1 .
2
1 .
0
Q
2
5
0
2
0
0
Q
2
4
0
1
0
0
4
7 .
Q
2
5
0
3
0
0
Q
2
5
0
0
0
1 .
0
1 .
0
6 .
Q
2
5
0
4
5
0 .
5
0 .
Q
2
5
0
0
0
1 .
0
1 .
0
6 .
Q
2
5
0
4
5
0 .
5
0 .
~ A Board IC Voltage Table ~
C I
V
l o
a t
g
e
T
a
b
e l
C I
V
l o
a t
g
e
T
a
b
e l
C I
V
l o
a t
g
e
T
a
b
e l
R
f e
N
o
P
n i
N
o
V
l o
a t
g
e
(
) V
R
f e
N
o
P
n i
N
o
V
l o
a t
g
e
(
) V
R
f e
N
o
P
n i
N
o
V
l o
a t
1
4
0 .
C I
2
3
0
0
8
0
5 .
6
1 -
C I
2
4
0
0
3
4
0 .
1
0
1
0
5
0
5 .
2
4 -
0 .
1
2
C I
2
3
0
0
C I
2
4
0
0
6
0
3
1
0
0 .
2
C I
2
5
0
0
7
0
5
0
5
O
( )
) d
0
5
0 .
5
0 .
0
0
C I
V
l o
a t
g
e
T
a
b
e l
g
e
(
) V
R
f e
N
o
P
n i
N
o
V
l o
a t
g
e
(
) V
3
2 .
7
0
3
9 .
8
0
4 -
0 .
9
0
C I
2
5
0
0
0
1
0
0
0
9 .
1
1
0

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