Sony KV-XA25M31 Service Manual ▷ View online
– 104 –
KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50
RM-954
KV-XA25M87/XA25M84/XA25M86
RM-953
B (2/2) BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Q1316
B
(8.3)
C
4.1
E
8.9
Q1317
B
4.1
C
8.9
E
3.4
Q1318
B
4.3
C
6.2
E
3.6
Q1323
B
2.6
C
8.3
E
1.9
Q1324
B
6.2
C
8.9
E
5.5
Q1365
D
0
F
0
C
4.3
Q1372
B
3.6
C
6.2
E
2.9
Q1402
B
(3.8)
C
0
E
4.9
Q1403
B
3.7
C
8.9
E
3.0
Q1404
B
3.8
C
8.9
E
3.1
Q1408
B
5.8
C
8.9
E
5.2
Q1409
B
2.4
C
5.8
E
1.7
Q3201
D
4.2
G
4.0
S
4.3
Q3202
B
0(3.9)
C
8.7
E
3.3
Q3203
B
3.9
C
8.7
E
3.3
Q3204
D
4.3
G
3.9
S
4.3
Q6201
B
4.1
C
0
E
0
Q6203
B
4.1
C
0
E
0
Q6204
B
4.1
C
0
E
0
Q6208
B
0
C
8.7
E
0
C6 BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
IC1800
1
6.4
2
6.4
3
6.4
4
6.4
5
0
6
6.4
7
6.4
8
6.3
9
6.3
10
12.7
J701
KR
152.2(148.7)<145.2>
KG
148.7(145.9)<142.3>
KB
155.9(152.8)<148.6>
H2
0(-0.7)
G2
312.7<310.2>
Q701
B
154.4<149.2>
C
204.2
E
156.6<150.6>
Q702
B
148.8<143.5>
C
204.4
E
149.3<143.7>
Q703
B
150.9<145.7>
C
203.6
E
151.8<146.7>
Q704
B
8.9
C
155.1(153.6)<149.2>
E
8.4
Q705
B
8.9
C
148.9<143.5>
E
8.4
Q706
B
8.2
C
151(149.2)<145.6>
E
7.7(8.3)
Q707
B
155.8<150.4>
C
4.4(5.2)
E
153.4<148.1>
Q708
B
148.6<143.6>
C
5.6<6.0>
E
147<141.7>
Q709
B
151.6<146.6>
C
4.9
E
149.2<144.3>
Q710
B
1.6(8.4)<1.7>
C
8.4(8.9)
E
1.2
Q711
B
1.8
C
8.4
E
1.4
Q712
B
1.7
C
8.4
E
1.3
Q714
B
0.7
C
0.2
E
4.8
Q714
B
0.7
C
0.2
E
0
Q1800
B
3.8
C
0
E
4.5
Q1802
B
0.4
C
3.4
E
0
Q1803
B
0
C
6.4
E
0
– 105 –
KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50
RM-954
KV-XA25M87/XA25M84/XA25M86
RM-953
VM1 BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Q5901
B
2.7
C
8.9
E
2.0
Q5902
B
135.2
C
81.2
E
135.2
Q5903
B
2.7
C
4.6
E
2.0
Q5904
B
4.6
C
0
E
5.1
Q5905
B
5.6
C
8.9
E
5.1
Q5906
B
0.4
C
81.3
E
0.1
Q5907
B
0
C
0.2
E
0
Q5908
B
3.4
C
0
E
0
Q5909
B
0
C
8.9
E
3.4
V1 BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
IC801
1
2.1
2
5.0
3
2.1
4
2.1<0.1>
5
4.7
6
2.2
7
2.1
8
2.1<0>
9
0
10
0
11
0
12
0
13
0
14
0
15
0
16
0
17
0
18
0
19
0
20
2.2(0)<0>
21
2.1
22
2.5
23
0<2.5>[2.3]
24
(2.1)
25
2.1
26
2.4
27
0
28
0
29
3.1
30
2.1
31
2.5
32
0
33
0
34
0
35
0
36
1.3
37
0
38
5.0
39
5.0
40
0
41
2.4
42
2.4
43
0
44
4.8
45
0
46
0
47
5.0
48
0
49
0
50
4.6
51
0
52
0
Q806
B
0
C
5.0(0.2)
E
0
Q807
B
0
C
1.2(5.0)[4.9]<<4.9>>
E
0
Q808
B
0
C
5.0
E
0
Q805
B
1.3
C
0.5
E
0
Q801
B
0
C
5.0
E
0
Q803
B
0.6
C
0
E
0
Q811
B
5.6
C
6.7
E
5.0
Q813
B
0
C
5.3
E
0
Q818
B
0.5
C
2.8
E
0
Q814
B
4.3
C
0.9
E
0
Q817
B
4.2
C
0.3
E
0
– 106 –
KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50
RM-954
KV-XA25M87/XA25M84/XA25M86
RM-953
Ref
Pin No
Voltage[v]
IC3901
1
4.9
2
4.9
3
0
Q3901
B
0.1
C
4.9
E
0.1
Q3902
B
4.7
C
2.2
E
1.8
H BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
Q4363
B
4.7
C
0
E
5.3
Q4364
B
4.2
C
0
E
4.9
Q4366
B
3.2
C
3.4
E
2.6
Q4368
B
2.6
C
8.8
E
0
Q4369
B
3.2
C
6.2
E
2.6
Q4371
B
2.6
C
8.8
E
1.9
Q4501
B
2.7
C
8.1
E
2.0
P2 (2/2) BOARD VOLTAGE LIST
Q4502
B
8.1
C
2.0
E
8.8
Q4503
B
5.2
C
8.8
E
4.5
Q4505
B
2.2
C
8.1
E
1.6
Q4507
B
8.1
C
2.9
E
8.8
Q4509
B
3.0
C
6.4
E
2.3
Q4510
B
2.4
C
7.1
E
1.7
Q4511
B
1.7
C
0
E
2.4
Q4514
B
5.6
C
8.8
E
5.0
Q4515
B
2.4
C
8.1
E
1.8
Q4516
B
8.1
C
3.2
E
8.8
Q4520
B
3.2
C
6.2
E
2.5
Q4522
B
0
C
6.8
E
1.9
Q4523
B
1.9
C
0
E
2.6
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
IC1502
1
3.1
2
3.0
3
3.2
4
4.6
5
4.6
6
0
7
0
8
0
9
8.1
10
7.9
11
7.9
12
7.6
13
7.6
14
7.3
15
7.6
16
7.6
Q1501
B
2.5
C
2.4
E
2.4
Q1502
B
2.3
C
2.3
E
2.5
Q1503
B
0.6
C
0.6
E
0.6
Q1505
B
0.6
C
0.8
E
0
Q1507
B
0.7
C
0.8
E
0.7
Q1509
B
0.8
C
0.8
E
0
Q1510
B
0.7
C
0.7
E
0
B1 BOARD VOLTAGE LIST
Ref
Pin No.
Voltage[v]
Q1511
B
0.7
C
0.7
E
0
Q1514
B
0.6
C
0.6
E
0.6
Q1515
B
0.6
C
0.6
E
0.6
Q1516
B
0.5
C
0.5
E
0.5
Q1520
B
0.5
C
0.4
E
0
Q1522
B
0.4
C
0
E
0.5
Q1523
B
0.4
C
0
E
0.5
– 107 –
KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50
RM-954
KV-XA25M87/XA25M84/XA25M86
RM-953
Ref
Pin No.
Voltage[v]
Ref
Pin No.
Voltage[v]
Ref
Pin No
Voltage[v]
IC4301
1
0
2
2.9
3
2.4
4
2.4
5
5.0
6
0
7
0.3
8
0
9
0.4
10
5.0
11
2.0
12
0
13
0.1
14
3.0
15
0
16
0
17
4.9
18
0.3
19
5.0
20
0.3
21
4.5
22
4.4
23
0.8
24
0.8
25
1.0
26
0
27
0
28
2.0
29
5.0
30
0.4
31
4.0
32
2.3
IC4302
1
3.1
2
0
3
1.7
4
0
5
1.5
6
0
7
0
8
3.0
9
3.0
10
0.3
11
3.0
12
0
13
5.0
14
3.0
15
0
16
3.0
IC4303
1
3.3
2
5.1
3
2.6
4
5.1
5
4.7
6
4.3
7
0.5
8
4.7
9
5.1
10
0
11
3.4
12
2.4
13
3.4
14
3.6
15
5.4
16
7.6
17
1.0
18
3.5
19
0.5
20
3.8
21
0.4
22
0.2
23
0.2
24
0.2
25
7.4
26
3.8
27
3.8
28
3.8
29
0
30
4.0
31
4.0
32
3.7
33
8.7
34
4.3
35
4.4
36
0
37
3.7
38
4.3
39
4.3
40
0
41
5.0
42
7.2
43
5.0
44
8.7
45
4.3
46
0
47
0
48
2.8
IC4502
1
0.4
2
0.4
3
0
4
2.9
5
2.9
6
0
7
0
8
0
9
0
10
0
11
0
12
0
13
0.2
14
2.9
15
0.4
16
8.8
IC4503
1
0
2
0.1
3
2.6
4
4.0
5
4.0
6
0
7
0
8
0
9
0
10
0
11
0
12
4.0
13
2.4
14
0
15
0.2
16
8.7
Q4300
B
5.4
C
0
E
6.1
Q4301
B
0.2
C
3.4
E
0
Q4302
B
4.7
C
0.1
E
5.0
Q4303
B
0.1
C
4.9
E
0
Q4304
B
3.4
C
0.3
E
0
Q4305
B
3.3
C
0.3
E
0
Q4306
B
0.2
C
3.3
E
0
Q4307
B
0
C
4.9
E
0
Q4308
B
4.8
C
0
E
5.0
Q4309
B
0.8
C
0
E
0
Q4310
B
0.8
C
0
E
0
Q4313
B
0.4
C
0
E
1.1
Q4314
B
0.7
C
0
E
1.3
Q4315
B
0.3
C
0
E
1.0
Q4327
B
0
C
0
E
0.6
Q4362
B
4.7
C
0
E
5.3
P2 (1/2) BOARD VOLTAGE LIST
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