Sony KV-XG25M50 Service Manual ▷ View online
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
C
D
E
F
G
H
I
J
KV-XG25M50
RM-952
KV-XG25M50
RM-952
– 61 –
– 62 –
(4) Schematic Diagram of C6 Board
H
KG
G2
CV KR G1 G4 HV
KB
1
1
1
1
2
3
4
5
6
7
8
9
10
1
2
3
1
1
2
3
4
5
6
5
10
9
8
7
6
4
3
1
11
13
G4
G2
G1-1
H1
H2
G1-2
KB
KG
KR
G1-3
RCV
1
2
3
4
5
6
1
2
3
4
R738
R739
R740
C708
C709
C710
R734
L701
R755
R756
R757
C703
R733
R732
C716
R722
R711
R713
R715
R729
J701
R726
R727
R725
CN703
IC1800
R1823
R1824
R1809
R1822
R1810
R1807
R1808
CN1801
R1802
C1803
R1803
Q1803
C1804
C1809
JW713
R1805
RV1801
R1800
C1800
R1801
R1811
R1821
C702
R1825
R1804
L706
R753
L704
R759
R717
L702
R758
Q702
R731
CN702
C718
R701
C717
R716
Q701
C737
Q711
Q703
R718
R1806
R1812
R748
D705
D718
D719
C701
R705
CN704
R720
R724
R760
SG701
C719
CN1802
R714
R712
R710
CN706
R721
R719
R723
C746
R702
C736
R703
R704
R747
R751
C714
Q710
Q712
R730
R728
R749
C712
C713
Q706
CN700
D713
D715
D714
R744
R745
C726
L705
L707
L703
RV702
CN712
Q1800
D717
D716
Q709
D709
D
7
1
2
D708
Q705
D
7
1
1
D707
Q704
D710
Q707
D701
D704
Q708
D702
D703
D706
D1808
D1803
D1804
Q1802
Q714
5.6k
33k
33k
33k
33k
#
4.7k
10
#
10
#
10k
#
10
6P
BLK
:S-MICRO
1k
5.6k
3.3k
#
#
4.7k
33k
#
#
#
33k
33k
#
#
#
#
#
#
#
#
0.0047
2kV
E
0.001
B
470p
B
470p
B
470p
B
560p
B
330p
B
390p
B
100
16V
16V
4.7
250V
#
1000
25V
1P :TAB
1P :TAB
6P
WHT
:S-MICRO
1P :TAB
3P
WHT
:S-MICRO
1SS119
PROTECT
#
#
#
LA6510
N/S DRV
SOCKET
:EL0607
JW(5mm)
:EL0606
JW(5mm)
:EL0606
JW(5mm)
:EL0606
2SC2611
B OUT
2SC2611
G OUT
2SC2611
R OUT
2SC3271F-N
R AMP
2SC2785
B AMP
2SC2785
G AMP
2SC2785
R AMP
100k
1/2W
1.8
3W
:RS
10k
3W
:RS
1.5k
1/2W
1/2W
10k
3W
:RS
1.5k
1/2W
1/2W
10k
3W
:RS
1.5k
1/2W
1/2W
100
:FPRD
100
:FPRD
100
:FPRD
100k
:RN
1k
:FPRD
#
:RN
1k
:FPRD
100k
:RN
1k
:FPRD
3.9k
3.9k
3.9k
180
180
180
47
47
47
100
1/2W
100
100
100
#
#
33k
3W
:RS
47k
3W :RS
39k
3W
:RS
10k
6.8k
6.8k
6.8k
1.5k
1.5k
1.5k
:FPRD
3.3
:FPRD
3.3
:FPRD
JW(5MM)
110M
47k
4P WHT :S-MICRO
2SA1175-HFE
H-TRAP BIAS
H-TRAP BIAS
HZS9.1NB2
1SS119-25 PROTECT
2SA1091-O
R 1K DETECT
1SS119-25
PROTECT
1
S
S
1
1
9
-2
5
P
R
O
T
E
C
T
1SS119-25
PROTECT
2SC2611
G AMP
1
S
S
1
1
9
-2
5
P
R
O
T
E
C
T
1SS119-25
PROTECT
2SC2611
B AMP
1SS119-25
PROTECT
2SA1091-O
B IK DETECT
1SS119-25
PROTECT
1SS119-25
PROTECT
2SA1091-O
G IK DETECT
1SS119-25
PROTECT
1SS119-25
PROTECT
1SS119-25
PROTECT
GP08D
1SS119-25
PROTECT
1SS119-25
PROTECT
2SC2785-HFE
PVM-AMP
2SC2551-O
200V
FOCUS
G2
H.STAT
FV
GND
H1
IK
GND
TO A BOARD
9V
B IN
G IN
R IN
G2
E
GND
TO A BOARD
CN505
CN305
VD+OUT
GND
VD-OUT
15V
N/S ROT
N/S MUTE
NC
N/S COIL-
N/S COIL+
TO A BOARD
CN507
TO NS COIL
GND
TO CRT COATING
TO CRT COATING
TO G2 FBT
NC
200V
15V
PICTURE
TUBE
1
2
3
4
A60LPN70X
9V
9V
9V
9V
9V
9V
9V
RGB OUT
PICTURE ROTATION
(
)
B-SSSBG3R-...-C6.XG25
B
G
R
B
G
R
KV-XG25M50
RM-952
KV-XG25M50
RM-952
A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
– 63 –
– 64 –
(5) Schematic Diagram of VM1 Board
A (1/2) BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
5-4. VOLTAGE LIST MEASUREMENT
Ref
Pin No
Voltage[v]
IC001
1
0
2
4.9
3
4.9
4
0(4.9)[4.9]<4.9>
5
4.9
6
4.9
7
3.9
8
4.7
9
0.4
10
4.8
11
4.9
12
0
13
2.0 (2.4)
14
2.3
15
5.0
16
5.0
17
0
18
0
19
3.1
20
*
21
5.6 (5.0)
22
0
23
4.9
24
4.9
25
4.9
26
4.9
27
*
28
0
29
4.9
30
*
31
0
32
0
33
0
34
0
35
0
36
2.6
37
5.4
38
4.9
39
4.9
40
0
41
2.3
42
2.3
43
0
44
4.9
45
4.6
46
4.7
47
4.6 (0.2)
48
0.7(4.9)[5.0]<4.9>
49
0
50
1.3
51
0
52
0
IC002
1
0
2
0.5(4.9)[4.9]
3
4.9<1.3>
4
7.7
5
*
6
0
7
0.2(7.7)
IC003
1
0
2
0
3
0
4
0
5
4.7
6
4.7
7
4.7
8
4.9
IC100
1
0
2
5.0
3
0
IC201
1
*
2
*
3
*
4
*
5
*
6
*
7
*
8
*
9
*
10
*
11
*
12
*
13
*
14
*
15
0
IC301
1
3.3
2
5.0
3
1.9
4
5.0
5
4.8
6
4.3
7
5.4
8
0
9
4.5
10
0
11
*
12
0
13
3.8
14
2.4
15
3.5
16
3.5
17
5.6
18
7.7
19
1.0
20
3.6
21
3.4
22
3.8
23
3.3
24
1.9
25
1.9
26
1.9
27
*
28
*
29
*
30
*
31
*
32
0
33
4.0
34
3.6
35
8.6
36
4.7
37
4.7
38
4.6
39
4.6
40
5.1
41
5.0
42
0
43
4.9
44
*
45
7.4
46
5.0
47
8.6
48
2.0
49
4.3
50
0
51
0
52
*(2.2)
IC302
1
0.9
2
0
3
1.3
4
0
5
4.9
6
4.9
7
1.0
8
0
9
0
10
4.6(1.0)
11
0.1(4.8)
12
1.4(4.8)
13
0
14
1.7[0]
15
0
16
1.7(0.9)
IC502
1
1.2
2
2.0
3
1.5
4
0
5
2.4
6
2.0
7
5.7
8
8.7
IC503
1
5.6
2
12.9
3
13.6
4
14.7
5
*
6
12.9
7
1.6
IC601
1
1.9
2
2.0
3
190.0
4
3.5
5
0
IC602
1
135.1
2
120.1
3
0
IC603
I
12.4
G
0
O
8.8
IC604
I
8.2
G
0
O
5.2
PH600
1
120.9
2
120.1
3
3.8
4
16.5
()
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
1
2
3
R
5904
R
5913
R
5922
C
5901
C
5904
C
5915
R
5928
R
5917
C
5902
C
5907
C
5911
C
5908
C
5912
C
5905
C
5917
C
5909
C
5914
C
5910
C
5913
C
5906
C
5916
C
5903
R
5929
R
5910
R
5914
D
5906
D
5907
R
5909
R
5905
R
5906
R
5907
R
5916
R
5915
R
5918
R
5912
R
5911
R
5920
R
5908
R
5923
R
5902
R
5919
L5901
J
W
5901
R
5924
C
N
5901
Q5901
Q5902
Q5906
D
5901
CN2
8
0
1
C
5918
C
N
5904
R
5903
R
5921
R
5925
C
5900
R
5927
R
5934
R
5901
C
5920
D
5908
R
5935
Q5907
J
W
5900
R
5933
Q
5909
R
5932
R
5931
Q
5908
C
5921
L5902
C
5919
R
5930
D
5902
D
5904
Q5903
Q5904
Q5905
D
5905
D
5903
330
560
820
#
#
#
#
#
33
160V
2.
2
160V
0.
047
200V
:P
T
0.
1
200V
:P
T
470
10V
470
10V
100
16V
0.
001
:P
T
0.
001
:P
T
0.
047
:P
T
0.
047
:P
T
0.
0047
500V
E
10
2W
:R
S
68
68
220
1k
1k
1k
1.
5k
10k
10k
47k
68k
68k
1.
5
:FP
R
D
1.
5
:FP
R
D
560
:FP
R
D
1k
:FP
R
D
5M
M
7P
:S
-
M
IC
R
O
1S
S
119-25T
D
TE
MP
-
C
O
R
R
330
16V
100
16V
120
120
10.
0M
M
2S
C
2458T
P
-
Y
G
R
AM
P
2S
A
1606E
VM
.D
R
IVE.
1
2S
C
4159E
VM
.D
R
IVE.
2
#
220p
500V
B
8P
:B
-
T
O-
B
39
1/
2W
:FP
R
D
180
3W
:R
S
39
:FP
R
D
#
#
12k
220
10
#
10k
#
5.
0M
M
470
2S
C
2785-
H
F
E
470
470
2S
C
2785-
H
F
E
68
#
470
R
D
3
9
ES-
B2
DC.
B
IA
S
R
D
3
9
ES-
B2
D
C
.BI
AS
2S
C
2458-Y
G
R
AM
P
2S
A
1175-H
F
E
B
U
FFE
R
2S
C
2458-Y
G
R
B
U
FFE
R
1S
S
119-25
1S
S
119-25
Q.P
.-
Q.P
.+
E
VM
QP
QP
V
M
+B
9V
E
VM M
UTE
GND
GND
VM
T
O
A BO
AR
D
C
N
306
NC
QP-
QP-
QP+
QP+
E
E
VM
VM
QP
-
NC
QP
+
9V
9V
9V
9V
VELOCITY MODULAT
ION
B
-
S
S
S
10727-E
M.-V
M1
– 65 –
KV-XG25M50
RM-952
A (2/2) BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
Q002
B
0
C
4.8
E
0
Q005
B
5.0
C
0
E
4.8
Q101
B
2.3
C
8.8
E
1.7
Q201
B
0
C
0
E
0
Q202
B
0
C
0
E
0
Q205
B
2.3
C
3.8
E
0
Q206
B
*
C
*
E
*
Q207
B
*
C
*
E
*
Q301
B
11.8
C
0
E
10.5
Q302
B
4.7
C
8.0
E
4.1
Q303
B
8.0
C
4.5
E
8.6
Q304
B
3.6
C
0
E
4.2
Q305
B
4.4
C
0
E
4.7
Q306
B
4.6
C
0
E
4.6
Q307
B
4.3
C
8.6
E
3.6
Q308
B
3.1
C
0.4
E
1.0
Q310
B
2.0
C
4.5
E
0
Q312
B
*
C
*
E
*
Q313
B
0
C
12.0
E
12.3
Q314
B
0.3
C
0
E
1.0
Q315
B
8.8
C
8.8
E
0
Q316
B
0
C
0
E
4.4
Q317
B
*
C
*
E
*
Q503
B
0
C
3.6
E
0
Q505
B
5.7
C
24.8
E
0
Q506
B
0.1
C
0
E
68.1
Q507
B
12.4
C
12.9
E
0.1
Q509
B
0.6
C
0
E
0
Q511
B
0.2
C
104.9
E
0
Q600
B
0
C
12.4
E
0
Q601
B
2.3
C
0
E
0
Q602
B
0
C
16.5
E
0
Q603
B
16.5
C
0
E
16.5
Q604
B
134.2
C
0
E
133.9
Q605
B
0
C
286.0
E
1.9
Q606
B
0.4
C
1.0
E
0
Q607
B
0
C
0.8
E
0
Q608
B
0
C
0.8
E
0
– 66 –
KV-XG25M50
RM-952
Ref
Pin No
Voltage[v]
IC2901
1
4.9
2
4.9
3
0
Q2901
B
1.4
C
0.1
E
0
Q2902
B
0
C
1.0
E
0
H BOARD VOLTAGE LIST
B6 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
IC8203
1
4.5
2
4.5
3
4.5
4
4.5
5
4.5
6
4.5
7
4.5
8
4.5
9
4.5
10
4.5
11
4.5
12
4.5
13
4.5
14
4.5
15
4.5
16
4.5
17
4.5
18
4.5
19
4.4
20
4.4
21
4.5
22
4.5
23
4.5
24
4.5
25
0
26
*
27
*
28
0
29
3.8
30
3.8
31
3.8
32
3.8
33
4.5
34
4.5
35
4.5
36
4.5
37
4.5
38
4.5
39
4.5
40
4.5
41
4.5
42
8.9
IC8204
1
5.0
2
2.4
3
2.5
4
0
5
2.5
6
2.5
7
5.0
8
*
IC8501
1
5.6
2
8.8
3
0.2
4
0.2
5
0.2
6
0
7
0
8
0
9
0
10
0
11
0
12
8.9
13
8.8
14
*
15
4.6
16
8.9
Q8309
B
5.7
C
8.8
E
5.0
Q8310
B
2.5
C
*
E
5.0
Q8401
B
0
C
0
E
0
Q8402
B
*
C
0
E
0
Q8403
B
5.2
C
0
E
4.5
Q8404
B
5.2
C
0
E
4.5
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