Sony PCGAAC16V3 Service Manual ▷ View online
– 42 –
KV-XA21M80
RM-952
5-4. VOLTAGE MEASUREMENT
A(1/2) BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
IC001
1
0
2
[(4.5)]<4.0>
3
[(0.5)]<0.3>
4
5.0
5
5.0
6
0
7
4.0
8
4.8
9
0.5
10
4.8
11
5.0
12
0
13
2.1
14
2.0
15
5.0
16
5.0
17
0
18
0
19
[(2.0)]<2.7>
20
0.4
21
5.0
22
0
23
5.0
24
0.4
25
0
26
5.0
27
4.8
28
5.0
29
0
30
0
31
0
32
0
33
5.0
34
0
35
0
36
2.3
37
2.5
38
4.9
39
5.0
40
0
41
0.4
42
0.4
43
0
44
5.0
45
5.0
46
4.6
47
5.0
48
4.4
49
0
50
2.0
51
0
52
[(5.0)]<0>
IC002
1
0
2
5.0
3
4.9
4
7.3
5
5.0
6
0
7
0
IC003
1
0
2
0
3
0
4
0
5
5.0
6
5.0
7
0
8
5.0
IC100
1
4.8
2
4.8
3
0
IC201
1
0
2
19.6
3
10.4
4
20.0
5
10.5
6
19.6
7
0
8
20.0
9
10.3
10
0.6
11
0
12
0
13
0
14
0.6
15
0
IC203
1
4.4
2
4.4
3
4.4
4
4.4
5
4.4
6
4.4
7
4.4
8
4.4
9
4.4
10
4.4
11
4.4
12
4.4
13
4.4
14
4.4
15
4.4
16
4.4
17
4.4
18
4.4
19
4.4
20
0
21
4.5
22
4.5
23
4.4
24
8.8
25
0
26
3.7
27
3.7
28
4.4
IC301
1
3.4
2
5.0
3
[(2.4)]<1.9>
4
5.0
5
4.8
6
4.3
7
1.5
8
3.8
9
4.9
10
3.8
11
5.0
12
0
13
3.8
14
2.3
15
3.5
16
3.4
17
5.4
18
7.6
19
0.8
20
3.6
21
3.0
22
3.8
23
[(3.0)]<3.5>
24
1.5
25
1.5
26
1.6
27
0
28
4.5
29
4.5
30
4.5
31
8.8
32
4.1
33
4.1
34
3.6
35
8.8
36
4.5
37
4.5
38
0
39
4.1
40
4.7
41
4.7
42
0
43
5.1
44
4.9
45
[(7.1)]<6.5>
46
5.0
47
8.7
48
0.2
49
[5.1] (4.3) <0>
50
0
51
0
52
*
IC302
1
0.9
2
0
3
1.3
4
0
5
4.9
6
4.9
7
1.0
8
0
9
0.5
10
0
11
0
12
1.6
13
0
14
1.5
15
0
16
1.5
IC502
1
1.3
2
3.6
3
1.2
4
0
5
3.4
6
3.0
7
6.8
8
8.9
IC503
1
1.0
2
13.6
3
[(-12.4)]<12.1>
4
-13.6
5
0.2
6
13.8
7
1.0
IC601
1
<[3.3]>(1.8)
2
1.7 (0.2)
3
113.3
4
19.0(17.5)
5
1.6(0.1)
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
KV-XA21M80
RM-952
– 43 –
A (2/2) BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
IC602
1
121.1
2
135.0
3
0
IC603
I
12.8
G
0
O
8.9
IC604
I
10.5
G
0
O
5.0
IC901
1
4.9
2
0
3
[(4.7)]<4.1>
Q002
B
0
C
5.0
E
0
Q101
B
2.8
C
8.9
E
2.2
Q201
B
0
C
0
E
0
Q202
B
0
C
0
E
0
Q205
B
0
C
10.3
E
0
Q206
B
0
C
0
E
0
Q207
B
0
C
0
E
0
Q301
B
12.8
C
0
E
12.6
Q302
B
1.5
C
8.1
E
0.9
Q303
B
8.1
C
1.5
E
8.7
Q305
B
8.1
C
1.8
E
8.7
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
Q306
B
1.5
C
8.1
E
0.9
Q307
B
4.3
C
8.7
E
3.7
Q308
B
3.6
C
0.5
E
0.8
Q310
B
0.2
C
4.9
E
0
Q312
B
5.3
C
0
E
[(7.0)]<6.5>
Q313
B
0
C
12.7
E
0
Q314
B
0.5
C
0
E
1.0
Q315
B
0
C
[(1.6)]<1.9>
E
0
Q316
B
4.1
C
0
E
4.7
Q317
B
4.1
C
0
E
4.7
Q401
B
0
C
0
E
0
Q402
B
0
C
0
E
0
Q403
B
4.5
C
0
E
5.2
Q404
B
4.5
C
0
E
5.2
Q503
B
0
C
3.6
E
0
Q505
D
[(8.6)]<8.2>
G
6.9
S
0
Q506
B
-0.4
C
48.6
E
0
Q507
B
13.0
C
0
E
13.5
Q509
B
0.6
C
0.1
E
0
Q511
B
0
C
122.6
E
0
Q600
B
0
C
0
E
0
Q604
B
133.9
C
0
E
134.3
Q605
D
121.6
G
[(-0.4)]<-0.6>
S
-2.1
Q606
B
-1.5
C
-0.5
E
-2.1
Q607
B
0.7
C
0
E
0
Q608
B
0
C
0.7
E
0
Q901
B
0.1
C
5.0
E
0.1
Q902
B
0
C
5.0
E
0
PH600
1
128.7
2
127.7
3
3.6
4
17.5
C1 BOARD VOLTAGE LIST
Ref
Pin No
Voltage[v]
IC700
1
1.6
2
1.6
3
1.5
4
0
5
[(4.9)]<5.3>
6
194.5
7
[(160.5)]<154>
8
[157.4](155)<153>
9
[155.3]<(150)>
IC1800
1
6.7
2
6.7
3
6.7
4
6.6
5
0
6
6.6
7
6.6
8
6.6
9
6.6
10
13.1
J701
G2
<[325.8]>(328.2)
H1
0
KB
[155.8]<(150.3)>
KG
<[153.7]>(155.7)
KR
[(160.8)]<154.57>
Q700
B
4.5
C
[(3.6)]<4.3>
E
[(4.9)]<5.3>
Q1802
B
0.3
C
3.6
E
0
Q5961
B
2.4
C
8.9
E
1.8
Q5962
B
2.4
C
5.3
E
1.8
Q5963
B
134.1
C
67.1
E
134.7
Q5965
B
0.9
C
67.1
E
0.3
Q5967
B
5.9
C
8.9
E
5.6
Q5968
B
5.3
C
0
E
5.6
Ref
Pin No
Voltage[v]
Ref
Pin No
Voltage[v]
– 44 –
KV-XA21M80
RM-952
5-5. WAVEFORMS
C1 BOARD WAVEFORMS
A BOARD WAVEFORMS
4.8Vp-p (V)
5.0Vp-p (V)
1.0Vp-p (H)
194Vp-p
110Vp-p
1.2Vp-p (H)
0.9Vp-p (H)
PAL/SECAM
3.2Vp-p (H)
3.2Vp-p (H)
NTSC
1.4Vp-p (H)
3.2Vp-p (H)
1
2
3
4
6
5
6
7
8
11
12
12
13
14
15
1.2Vp-p (H)
4.4Vp-p (V)
10
9
1.4Vp-p (H)
16
1.5Vp-p (V)
PAL/SECAM
NTSC
1.0Vp-p (H)
3.5Vp-p
0.9Vp-p (V)
PAL/SECAM
NTSC
4
1.2Vp-p (H)
PAL
25Vp-p (H)
89Vp-p (H)
NTSC 3.58
NTSC 4.43
75Vp-p (H)
4
2
2
2
1
2
3
SECAM
93Vp-p (H)
PAL/SECAM :
NTSC : 86Vp-p (H)
95Vp-p (H)
80Vp-p (H)
90Vp-p (H)
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