Sony Trinitron KV-25X3A Service Manual page 4

Ae-4 chassis
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KV-25X3
21 pin connector (G 1, Y 2/ j 2)
1
21
19
17
15
13
11
9
7
5
3
1
P
n i
N
. o
S
g i
n
l a
1
G
o r
u
n
d
2
G
o r
u
n
d
3
Y
(
S
s
g i
n
a
) l
n i
p
t u
4
C
(
S
s
g i
n
a
) l
n i
p
t u
2 /
S
2
20
18
16
14
12
10
8
6
4
2
S
g i
n
l a
L
e
v
l e
±
1
V
3
d
B
7
5
o
h
m
,
p
o
s
t i
v i
e
S
y
n
. c
0
3 .
V
3 -
±
0
3 .
V
3
d
B
7
5
o
h
m
,
p
o
s
t i
v i
e
S
y
n
. c
P
n i
N
. o
1
2
4
S
g i
n
l a
A
u
d
o i
o
u
p t
t u
B
1
(
R
g i
h
) t
A
u
d
o i
n i
p
t u
B
2
(
R
g i
h
) t
A
u
d
o i
o
u
p t
t u
A
3
L (
e
) t f
4
G
o r
u
n
d
A (
u
i d
) o
5
G
o r
u
n
d
B (
u l
) e
A
u
d
o i
n i
p
t u
A
6
L (
e
) t f
7
B
u l
e
n i
p
t u
F
u
n
t c
o i
n
s
e
e l
t c
8
A (
V
c
o
t n
o r
) l
9
G
o r
u
n
d
(
G
e r
e
1
0
O
p
e
n
1
1
G
e r
e
n
1
2
O
p
e
n
1
3
G
o r
u
n
d
(
R
e
) d
1
4
G
o r
u
n
d
B (
a l
n
k
R
e
d
n i
p
t u
1
5
S (
s
g i
n
a
) l
c
o r
m
a
n i
p
t u
B
a l
n
k
n i
g
n i
p
t u
1
6
Y (
s
s
g i
n
a
) l
G
o r
u
n
d
1
7
V (
d i
e
o
o
u
p t
u
) t
G
o r
u
n
d
1
8
V (
d i
e
o
n i
p
u
) t
1
9
V
d i
e
o
o
u
p t
t u
V
d i
e
o
n i
p
t u
2
0
V
d i
e
o
n i
p
t u
Y
S (
s
g i
n
a
) l
C
o
m
m
o
n
g
o r
u
2
1
p (
u l
, g
s
h
l i e
) d
Connected
3 ,
+
1
0
d
B
— 4 —
S
g i
n
l a
L
e
v
l e
S
a t
n
d
a
d r
e l
v
e
: l
0
5 .
V
r
m
s
O
u
p t
u
i t
m
p
e
d
a
n
c
e
:
L
e
s s
h t
a
n
S
a t
n
d
a
d r
e l
v
e
: l
0
5 .
V
r
m
s
O
u
p t
u
i t
m
p
e
d
a
n
c
e
:
M
o
e r
h t
a
n
S
a t
n
d
a
d r
e l
v
e
: l
0
5 .
V
r
m
s
O
u
p t
u
i t
m
p
e
d
a
n
c
e
:
L
e
s s
h t
a
n
S
a t
n
d
a
d r
e l
v
e
: l
0
5 .
V
r
m
s
O
u
p t
u
i t
m
p
e
d
a
n
c
e
:
L
e
s s
h t
a
n
±
0
7 .
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
H
g i
h
s
a t
e t
9 (
5 .
-
1
2
V
: )
P
a
t r
m
L
o
w
s
a t
e t
0 (
-
2
V
: )
T
V
m
o
d
e
n I
p
u
i t
m
p
e
d
a
n
c
e
:
M
o
e r
1
0
k
o
h
n I
p
t u
c
a
p
a
i c
a t
n
c
e
:
L
e
s s
h t
a
n
) n
n i
) g
±
0
7 .
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
±
0
7 .
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
H
g i
h
s
a t
e t
1 (
-
3
) V
L
o
w
s
a t
e t
n I
p
u
i t
m
p
e
d
a
n
c
e
:
7
5
o
h
m
s
1 ±
V
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
y s
n
c
:
0
3 .
V
(
3 -
+
1
0
d
) B
1 ±
V
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
y s
n
c
:
0
3 .
V
(
3 -
+
1
0
d
) B
1 ±
V
3
d
, B
7
5
o
h
m
, s
p
o
i s
v i t
e
y s
n
c
:
0
3 .
V
(
3 -
+
1
0
d
) B
n
d
Not Connected (Open)
* at 20Hz - 20kHz
P
3
P
1
k
o
h
m
* s
1
0
k
o
h
m
* s
1
k
o
h
m
*
1
0
k
o
h
m
*
o
d
e
m
s
2
n
F
0 (
-
0
4 .
) V

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