JVC GR-DV3000A Service Manual page 105

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4.37
VOLTAGE CHARTS
<SYSCON CPU>
<MAIN IF>
MODE
MODE
REC
PLAY
PIN NO.
PIN NO.
IC1001
-
-
IC6001
IC1002
-
-
IC1003
1
3.0
3.0
2
0.7
0.7
3
3.0
3.1
IC6003
4
0
0
5
0.7
0.7
6
3.0
3.0
7
3.1
3.1
8
3.1
3.1
IC1006
IC6004
1
2.6
2.6
2
0.7
0.6
3
0
0
4
3.0
3.0
5
3.1
3.1
Q2001
6
3.1
3.1
Q2002
7
0
0
Q2003
8
1.5
1.5
Q2004
9
0
0
Q2901
10
0
0
11
0
0
12
0
0
13
0
0
Q2902
14
0
0
15
0
0
16
0
0
17
0
0
Q6001
18
0
0
19
3.0
3.0
20
2.9
2.8
IC1007
Q6002
1
3.0
3.0
2
3.0
3.0
3
0
0
4
3.0
3.0
Q6003
5
3.0
3.0
Q1001
E
0
0
C
0
0
Q6004
B
0
0
Q1002
E
0
0
C
3.1
3.1
Q6005
B
0.5
0.5
Q1003
E
0
0
C
0.4
0
B
0
0
Q1004
E
0
0
<AUDIO AD/DA>
C
0.4
0.4
MODE
PIN NO.
B
0
0
IC2101
<MSD CPU>
MODE
REC
PLAY
PIN NO.
IC1401
-
-
Q1401
-
-
Q1402
-
-
Q1403
-
-
4-80
MODE
REC
PLAY
PIN NO.
9
1
6.6
6.6
10
2
6.4
6.4
11
3
0
0
12
4
0
0
13
14
1
6.6
6.6
15
2
0
0
16
3
6.6
6.6
IC2151
4
0
0
1
5
3.0
3.0
2
3
1
3.0
3.0
4
2
3.0
3.0
5
3
0
0
6
4
0
0
7
-
-
8
-
-
9
-
-
10
-
-
11
12
E
6.7
6.7
13
C
0
0
14
B
6.7
6.7
15
16
E
0
0
C
0
6.7
B
0
0
<MAIN AUDIO>
MODE
D
6.6
6.7
PIN NO.
S
6.7
6.7
G
0
0
IC2201
1
D
0
0
2
S
0
0
3
G
6.6
6.6
4
5
D
0
0
6
S
3.7
3.7
7
G
3.0
3.0
8
9
D
6.4
6.4
10
S
0
0
11
G
0
0
12
13
E
0
0
14
C
0
0
15
B
3.0
3.0
16
17
18
19
20
21
REC
PLAY
22
23
1
0
1.4
24
25
2
1.3
0
26
3
0
0
4
0
0
27
28
5
3.1
3.1
29
6
3.0
3.0
7
0
0
30
31
8
1.4
0
MODE
REC
PLAY
REC
PIN NO.
1.4
1.4
32
2.2
1.5
1.5
33
4.8
1.4
1.4
34
4.7
1.5
1.5
35
3.0
0
36
2.4
0
3.0
37
4.7
1.2
1.4
38
2.2
1.2
1.4
39
40
0
0
41
3.0
1.0
1.1
42
0.8
1.1
43
2.2
0
0
44
3.1
3.1
45
1.4
3.1
3.1
46
0
0
47
2.3
0
0
48
2.5
0
0
49
1.4
1.5
1.5
50
1.4
1.4
1.4
51
1.4
1.5
1.5
52
1.4
0
0
53
1.6
0
0
54
3.0
0
0
55
0
0
56
2.5
57
1.4
58
1.4
59
60
1.4
61
REC
PLAY
62
1.4
63
1.4
0
0
64
1.4
1.3
0.4
IC2301
1.4
0.5
1
2.3
1.3
1.5
2
2.3
1.4
1.
3
1.4
1.5
4
0
0
5
2.3
2.0
2.2
6
2.3
2.0
2.2
7
2.3
0
0
8
4.6
1.4
1.5
Q2302
1.4
1.4
E
1.3
1.4
1.5
C
4.6
1.3
0.5
B
1.9
1.3
0
Q2303
1.4
0.5
1
1.4
1.5
2
1.4
1.5
3
1.4
1.1
4
1.4
0.8
5
1.4
1.5
6
2.5
2.8
Q2401
1.4
1.6
E
2.5
1.4
1.5
C
4.8
0
2.1
B
2.2
1.0
0.4
Q2402
2.2
2.2
Q2403
2.5
1.5
Q2601
2.3
2.3
Q2602
2.2
2.2
Q2603
2.2
2.4
Q2604
MODE
PLAY
REC
PIN NO.
2.2
Q2701
4.7
1
0
4.6
2
0
0
0
3
0
2.3
4
0
4.7
5
0
2.1
6
0
0
1.8
Q2702
0
0
1
0
3.0
2
0
0
2.3
3
0
2.1
4
0
0
3.0
5
0
1.5
6
0
0
0
Q2703
2.4
E
0
1.6
C
2.5
1.5
B
0
1.5
1.4
0
0
3.0
<DVMAIN>
MODE
0
0
REC
PIN NO.
2.1
1.5
IC3001
-
1.5
IC3002
-
0
2.8
IC3004
1.5
1
0
0
1.1
2
0
1.0
3
0
1.5
4
1.4
1.4
5
0
-
-
IC3007
2.3
1
0
2.3
2
0
0
0
3
0
0
0
4
0
2.3
5
1.0
2.3
6
0.8
2.3
7
0
4.6
8
0.5
1.3
4.6
1.9
<VIDEO I/O>
MODE
0
0
REC
PIN NO.
0
0
0
0
IC3701
1
0
0
0
2
1.9
0
0
0
0
3
0
4
0
2.8
5
0
4.8
6
0
7
0
3.4
-
-
8
0
9
0
-
-
10
0
-
-
-
-
11
0
12
1.4
-
-
-
-
13
4.7
PLAY
0
0
0
0
0
0
0
0
0
0
0
0
0
2.8
0
PLAY
-
-
1.5
1.5
0
0
3.1
0.4
0.4
0
2.1
1.2
1.4
3.1
0
PLAY
0
1.9
0
0
0
0
1.9
0
2.3
0
1.4
1.4
4.7

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