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JVC GR-D23EK Service Manual page 63

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VOLTAGE CHARTS
<CPU>
<DV MAIN>
<REG>
MODE
MODE
MODE
MODE
REC
PLAY
REC
PLAY
REC
PLAY
REC
PIN NO.
PIN NO.
PIN NO.
PIN NO.
IC1001
-
-
E
0
0
IC3001
-
-
IC6001
IC1002
C
1.1
1.1
IC3002
1
1
2.7
2.7
B
0
0
1
0
0
2
2
2.4
2.4
Q1007
2
0.5
0.5
3
3
0
2.7
E
0
0
3
0.4
0
4
4
0
3.0
C
3.1
3.1
4
2.6
2.6
5
5
3.0
3.1
B
0.5
0.6
5
1.6
1.6
6
6
0
0
Q1008
6
2.4
2.4
7
7
0
0
E
0
0
7
1.2
1.2
8
8
1.4
1.5
C
0
0
8
3.1
3.1
9
9
0
0
B
0
3.0
9
3.1
3.1
10
10
0
0
Q1009
10
0
3.1
11
11
0
0
D
3.0
3.0
11
3.1
3.1
12
12
0
0
S
0
0
12
2.0
2.0
13
13
0
0
G
3.0
3.0
13
1.6
1.6
14
14
0
0
Q1010
14
0
0
15
15
0
0
E
0
0
15
0
0
16
16
0
0
C
0
3.0
16
3.0
3.0
17
17
0
0
B
0
0
17
3.0
3.0
18
18
0
0
Q1101
18
1.5
1.5
19
19
2.9
3.0
E
0
0
19
0
0
20
20
2.8
2.8
C
4.3
4.3
20
0
0
21
IC1003
B
-
-
IC3005
22
1
0
0
1
0
0.5
23
2
2.9
2.9
2
0
0
24
<AUDIO>
3
0
0
3
0
0
25
MODE
REC
PLAY
PIN NO.
4
3.0
3.0
4
1.5
1.7
26
5
3.0
3.0
IC2201
5
0
0
27
1
0
1.6
IC1004
6
0
0
28
2
0
0
1
0
1.5
7
0
0
29
2
0
0
3
0
1.6
8
3.1
3.1
30
3
1.2
1.3
4
3.0
3.0
Q3001
31
4
0
0
5
3.0
3.1
E
1.8
1.8
32
6
0
0
5
3.0
3.0
C
2.8
2.8
33
7
1.5
1.5
IC1005
B
2.4
2.8
34
1
3.0
3.0
8
1.5
1.4
Q3002
35
2
0
0
9
1.5
1.6
E
0.9
1.2
36
3
3.0
3.0
10
3.0
3.0
C
3.1
3.1
37
11
2.9
2.9
4
0
0
B
1.4
1.7
38
12
0
3.0
5
3.0
3.0
39
6
3.0
3.0
13
1.4
0
40
<CAM DSP>
7
3.0
3.0
14
0
0
41
MODE
REC
PLAY
8
3.0
3.0
15
3.0
0
42
PIN NO.
16
0
0
IC1006
43
IC4201
17
0
0
1
0
0
44
1
1.1
0
2
3.0
3.0
18
0
0
45
2
0.6
3.0
3
3.0
3.0
19
1.5
1.5
46
3
0.4
3.0
4
0
0
20
0
0.1
47
4
0.2
0
21
1.5
1.5
5
0
0.4
48
5
0
3.0
22
0
2.4
6
0.4
0
49
6
0
0
7
0
0
23
0
1.4
50
7
0
0
8
3.0
3.1
24
0
2.4
51
8
0
0
IC1007
25
0.8
1.5
52
9
1.0
0
26
0
0
1
3.1
3.1
53
10
3.0
3.0
27
0
0
2
3.0
3.0
54
11
0
0
3
0
0
28
4.8
4.8
55
12
1.4
1.5
4
0
0
29
0
0
56
13
3.0
3.0
IC1101
30
2.4
0
57
14
2.5
0
31
0
0
1
2.4
2.4
58
15
3.0
0
32
3.0
0
2
2.4
2.4
59
16
2.4
0
3
0
2.4
33
0
1.5
60
17
2.4
0
4
0
0
34
0
1.5
61
18
0
0
5
2.4
2.4
35
0
1.5
62
19
0
3.0
36
1.5
1.5
6
2.4
2.4
63
20
1.9
0
37
1.5
0
7
1.7
1.8
64
21
0
0
8
4.8
4.8
38
1.5
0
IC6801
22
1.9
0
IC1151
39
0
0
1
23
1.9
0
1
4.6
3.3
40
1.5
0
2
24
1.2
0
41
0
0
2
0
0
3
25
3.0
3.0
42
4.0
0
3
4.8
4.8
4
26
0
0
Q1001
43
2.7
0
5
27
0
0
E
3.0
3.1
44
4.0
0
Q6101
28
1.4
0
C
0
3.1
45
0
0
1
29
1.9
0
46
1.5
0
B
3.0
3.1
2
30
0.9
0
47
1.5
1.4
Q1002
3
31
3.0
3.0
1
0
0
48
1.5
0
4
32
0
0
2
3.0
3.0
Q2202
5
33
3.0
3.0
3
3.0
0
1
0.9
0
6
34
0
3.0
2
0.3
0
4
0
0
Q6102
35
3.0
3.0
3
0
0
5
0
0
E
36
1.5
0
Q1003
4
0.9
0
C
IC4202
1
0
0
5
0.3
0
B
1
4.8
4.8
2
0
0
6
0
0
Q6201
2
0
0
Q2401
3
3.1
0
1
3
1.3
1.3
E
4.0
4.4
4
-0.3
-0.9
2
4
3.0
3.0
5
3.1
3.0
C
4.8
4.8
3
5
4.8
4.8
Q1004
B
4.7
4.8
4
IC4301
-
-
1
0
0
Q2403
5
E
3.0
2.9
2
3.0
3.0
6
C
4.8
4.8
3
3.0
3.0
Q6301
4
0
0
B
3.7
3.6
1
5
0
0
2
Q1005
3
E
0
0
4
C
0.7
1.1
5
B
0
0
6
Q1006
Q6302
<DSC>
MODE
MODE
MODE
PLAY
REC
PLAY
REC
PLAY
REC
PLAY
PIN NO.
PIN NO.
PIN NO.
E
4.8
4.8
IC8001
-
-
9
0
0
3.1
3.1
C
-0.5
-0.2
IC8002
10
0
0
3.0
3.0
B
4.8
4.8
1
0
0
11
0
2.7
3.0
3.0
Q6303
2
0
0
12
0
3.0
0
3.0
E
0
0
3
3.1
3.1
13
0
0
0
3.1
C
4.8
4.8
4
0
0
14
0
0
0
0
B
0
0
5
0
0
15
0
0.3
0
1.3
Q6401
6
0
0
16
0
0
11.0
0
1
0
0
7
0
0
17
0
0
0
1.0
2
11.0
11.0
8
0
0
18
0
0
1.3
0
3
8.5
8.6
9
3.1
3.1
19
0
0
2.1
2.2
4
0
2.7
10
0
0
20
0
0
0
0
5
0
0
11
0
0
21
0
0
0
0
6
2.7
2.7
12
0
0
22
0
0
0
0
Q6501
13
0
0
23
0
0
0
0
1
0
0
14
0
0
24
0
2.7
0
0
2
11.0
11.0
15
3.1
3.1
25
0
0
0
0.2
3
9.7
9.7
16
0
0
26
2.7
2.7
0
0
4
1.1
1.1
17
2.6
2.7
27
0
0
2.2
2.2
5
0
0
18
2.6
2.7
28
2.7
2.7
1.0
1.0
6
1.2
1.1
19
2.6
2.7
29
0.5
0.3
0
0
Q6601
20
2.6
2.7
30
2.3
2.2
2.2
2.2
D
11.0
11.0
21
0
0
31
0.5
0.3
1.0
1.0
S
8.3
8.3
22
0
0
32
2.3
2.2
0.7
0.7
G
0
0
23
0
0
33
0.4
0.3
0
1.0
Q6603
24
0
0
34
2.3
2.2
0
0.6
E
14.9
14.9
25
0
0
35
0
0.3
0
1.0
C
12.2
12.2
26
0
0
36
0
2.2
0.8
0.8
B
14.3
14.3
27
0
0
37
0
3.1
1.0
1.0
Q6604
28
0
0
38
0.4
0.3
0.6
0.6
E
0
0
29
3.1
3.1
39
0
2.2
0.3
0
C
14.9
14.9
30
0
0
40
0
0.3
0.3
0.3
B
-1.0
-1.0
31
0
0
41
2.2
2.2
0.6
0.6
Q6605
32
0
0
42
0.4
0.3
0.1
0.1
1
-6.9
-7.0
33
0
0
43
2.2
2.3
0.1
0.1
2
-7.5
-7.5
34
0
0
44
0.3
0.3
0.5
0.5
3
-12.9
-14.5
35
3.1
3.1
45
2.3
2.2
0.8
0.8
4
-6.9
-7.0
36
0
0
46
0
0
0
0
5
-7.4
-7.4
37
0
0
47
3.1
3.1
1.0
1.0
6
-14.9
-14.9
38
0
0
48
0
0
0
0
Q6606
39
0
0
IC8004
2.4
2.4
E
-13.5
-14.9
40
0
0
1
0.7
0.7
0
0
C
-7.4
-7.6
41
0
3.1
2
0.5
0.5
0
0
B
-12.9
-14.5
42
0
0
3
0
0
2.2
2.2
Q6701
43
3.1
3.1
4
0
0
0
2.2
D
11.0
11.0
44
0
0
IC8006
2.2
0
S
11.0
11.0
45
0
0
1
0.7
0.7
6.0
0
G
0
0
46
0
0
2
0
0
1.1
1.1
Q6801
47
0
0
3
0
0
0
0
1
0
0
48
0
0
4
0
0
3.1
3.1
2
0
10.8
49
3.1
3.1
5
0.7
0.7
0
11.0
3
11.0
11.0
50
0
0
6
0
0
0
0
4
3.2
3.2
51
0
0
7
0
0.3
9.8
9.8
5
3.2
3.2
52
0
0
8
0
0
0
8.6
53
0
0
9
0
0
0
0
54
0
0
10
0
0
0
0
55
3.1
3.1
11
0
0
0
0
56
0
0
12
0
0.7
0
7.8
57
0
0
13
0
0
0
0
58
0
0
14
0.4
0
0
0
59
0
0
15
0
0
0
0
60
0
0
16
0
0
0
11.2
61
0
0
Q8002
0
1.3
62
0
0
E
0
3.1
0
1.0
63
0
0
C
0.7
0.7
64
0
0
B
3.0
3.0
11.0
11.0
65
0
0
0
0
66
0
0
1.0
1.0
67
0
0
10.1
10.1
68
0
0
11.0
11.0
69
0
0
70
0
0
0
0
71
0
0
11.0
11.0
72
0
0
7.8
7.8
73
0
0
3.1
3.1
74
0
0
0
0
75
3.1
3.1
3.1
3.1
76
0
0
77
0
0
3.1
3.1
78
0
0
2.8
2.5
79
0
0
3.0
3.1
80
0
0
81
3.1
3.1
0
0
82
0
0
11.0
11.0
83
0
0
9.1
9.1
84
0
0
1.8
1.8
85
0
0
0
0
86
0
0
1.8
1.8
IC8003
1
0
0
0
0
2
0
0
11.0
11.0
3
0
0
5.9
6.0
4
0
0
4.9
4.9
5
0
0
0
0
6
0
0
4.9
4.9
7
0
0
8
0
0
<OP DRV>
<VIDEO I/O>
<TG>
MODE
MODE
MODE
MODE
REC
PLAY
REC
PLAY
REC
PLAY
REC
PIN NO.
PIN NO.
PIN NO.
PIN NO.
IC4802
Q4806
IC3201
-
-
IC5501
1
3.1
3.2
E
1.4
0
IC3701
1
2
0
2.6
C
4.8
4.8
1
0
0
2
3
2.6
2.6
B
2.0
0
2
1.9
1.9
3
4
4.8
4.8
Q4851
3
0
0
4
5
0.6
0.6
E
0
0
4
0
0
5
6
0.6
0.6
C
0
3.5
5
0
0
6
7
1.2
1.1
B
0
0
6
0
0
7
8
0
2.7
7
1.9
1.9
8
9
0
2.6
8
0
0
9
<USB>
10
2.6
2.6
9
2.3
2.3
MODE
10
REC
PLAY
11
0
0
PIN NO.
10
0
0
11
12
2.6
2.6
IC8301
11
1.1
1.1
12
13
2.6
2.6
1
0.5
0.5
12
1.1
1.1
13
2
1.4
0.3
14
2.6
2.6
13
4.8
4.8
14
IC4804
3
0
0
14
1.0
1.0
15
1
1.6
0.3
4
3.0
3.0
15
1.0
1.0
16
2
1.4
2.5
5
4.8
4.8
16
4.8
4.8
17
3
1.4
0
6
0
0
IC3731
18
7
0
4.8
4
0
0
1
3.0
3.0
19
5
1.6
2.9
8
4.8
4.8
2
1.1
1.2
20
6
1.6
3.0
9
4.8
4.8
3
4.8
4.8
21
7
1.9
0
10
3.1
3.0
4
1.2
1.3
22
8
4.8
4.8
11
3.1
3.0
5
0
0
23
12
0
0
IC4807
6
1.3
1.4
24
1
1.6
3.0
13
0
0
Q3701
25
2
1.6
3.0
14
2.3
2.2
1
1.8
1.6
26
3
4.8
4.8
15
2.3
2.2
2
1.2
1.1
27
4
0
0
16
2.3
2.2
3
0
0
28
17
2.3
2.2
5
1.6
3.0
4
1.3
1.0
29
6
1.6
3.0
18
2.3
2.2
5
0.7
0.4
30
7
4.8
0
19
2.3
2.2
6
0
0
31
8
4.8
0
20
0
0
Q3702
32
IC4851
21
3.0
3.1
1
0
0
33
22
2.3
2.2
1
0
0
2
0
0
34
2
0.6
0.6
23
0
2.2
3
0
0
35
3
0.3
0.3
24
0
0.2
4
4.8
4.8
36
4
0
0
25
0.6
0.3
5
4.4
4.4
37
5
0.3
0.3
26
0.6
0.3
6
4.4
4.4
38
27
0.5
0.3
6
0
0
Q3704
39
7
0
0
28
0.5
0.3
E
0.9
0.9
40
8
3.1
3.1
29
0.5
0.3
C
0
0
41
9
4.6
4.6
30
0.5
0
B
0.3
0.3
42
10
0.5
0.2
31
0
0
Q3705
43
32
3.1
3.0
11
0
0
1
0.9
0.9
44
12
0.5
0.2
33
0.4
0.3
2
0.3
0.3
45
13
4.6
4.6
34
0
0
3
0
0
46
14
0.2
0.2
35
2.7
2.7
4
0.9
0.9
47
15
0
0
36
2.6
2.7
5
0.3
0.3
48
37
0
0
16
0.2
0.2
6
0
0
17
0
0
38
2.7
2.7
Q3731
18
0
0
39
0
4.8
E
0
0
19
0
0
40
3.0
3.0
C
4.8
4.8
20
0
0
41
0
0
B
0
0
42
0.5
0.4
21
0
0
Q3732
22
0
0
43
0.3
0.3
E
0
0
23
0
4.6
44
4.8
4.8
C
0
0
24
0
0.1
45
0
0
B
3.0
3.0
25
0
0
46
0
3.1
Q3733
47
0
0
26
0
0.2
1
0
0
27
0
4.6
48
0
0
2
0.4
0.4
28
0.2
0.2
3
0
0
29
0
0
4
4.8
4.8
<AUDIO AD>
30
0.2
0.2
5
0
0
MODE
REC
PLAY
PIN NO.
31
3.1
3.0
6
4.8
4.8
32
0
0
IC2101
Q3734
33
0
0
1
0
0
E
0
0
34
3.0
3.0
2
0
0
C
4.8
4.8
35
3.0
0
3
0
0
B
0
0
4
0
0
36
1.5
1.5
Q3735
37
1.5
1.5
5
3.0
3.1
1
0
0
38
0
0
6
3.0
3.1
2
0
0
Q4801
7
0
0
3
0
0
E
0.6
0.6
8
0
0
4
1.4
1.4
9
0
0
C
2.1
2.1
5
0.8
0.8
B
1.2
1.2
10
0
0.3
6
4.8
4.8
Q4802
11
0
0
E
0
0
12
0.2
0.3
C
1.6
3.0
13
0
0
14
0
0
B
0
0
Q4803
15
0
0
E
0
0
16
0
0
C
4.8
4.8
B
0
0
Q4804
E
4.8
4.8
C
1.6
3.0
B
4.8
4.8
Q4805
E
4.8
4.8
C
1.6
3.0
B
4.8
4.8
2-77
2-78
<MONI-C>
<BL2.5>
<FRONT>
<MDA>
MODE
MODE
MODE
MODE
PLAY
EE
EE
REC
PLAY
PIN NO.
PIN NO.
PIN NO.
PIN NO.
IC7601
IC7504
-
Q9001
IC1601
1
0
Q7501
1
0
0
1
0
0
3.0
3.0
2
0
E
0
2
0.2
0.2
2
3
2.4
C
4.3
3.0
3.0
3
0
0
3
4
0
B
0.4
4
0.2
0.2
3.0
3.0
4
5
0
Q7502
5
0.9
0.9
5
0
0
6
0
E
0
6
2.5
2.5
6
3.0
3.1
0.3
0
7
2.4
C
4.4
Q9002
7
8
2.4
B
0.4
0.4
0
1
0
0
8
9
0
Q7503
2
0.2
0.2
0
0
9
10
12.2
E
4.5
3
0
0
10
3.0
3.1
11
0
C
4.4
4
0.2
0.2
11
1.6
0
3.0
3.0
12
0
B
0
5
0.9
0.9
12
13
6.2
Q7504
0
0
6
2.5
2.5
13
14
0
E
0
Q9003
1.3
0
14
15
6.2
C
0
E
0
0
15
0
0
16
0
B
3.0
C
0.2
0.2
16
3.0
3.1
2.4
0
17
0
B
0.7
0.7
17
18
0
2.4
0
18
<CCD>
19
6.2
0
0
MODE
19
EE
PIN NO.
20
1.8
20
0
0
21
1.5
IC5001
21
0
0
1
-7.1
1.4
1.4
22
1.4
22
23
0
2
-7.1
0
0
23
24
0.4
3
-0.3
3.0
3.1
24
25
0
4
-0.3
25
0
0.7
26
0.2
5
0
26
3.0
0
6
0
2.5
0
27
0.8
27
28
1.4
7
0
3.0
0
28
29
3.0
8
14.9
0
0
29
30
0.3
9
13.8
30
0.3
2.8
31
0
10
9.8
31
0
3.0
11
-7.5
3.0
0
32
0
32
33
0.4
12
1.6
3.0
3.1
33
34
1.4
13
1.4
1.5
0
34
35
0
14
9.9
35
1.4
0
36
2.8
Q5001
36
3.0
3.1
E
11.3
0
0
37
0
37
38
0
C
14.9
0
0
38
39
3.0
B
12.1
0
0
39
40
3.0
Q5002
40
-0.3
0
41
1.5
E
0
41
-7.0
0
C
9.9
-0.3
0
42
3.0
42
43
0
B
0
14.9
14.9
43
44
0
-7.0
14.9
44
45
3.0
45
-7.0
14.9
46
2.8
46
0
0
0
0
47
2.5
47
48
2.5
3.0
3.0
48
IC7602
49
1
5.9
50
2
5.9
51
3
5.9
52
4
0
53
5
4.8
54
6
4.8
55
7
7.2
56
8
12.2
57
Q7601
58
E
-10.5
59
C
0
60
B
-9.9
61
Q7602
62
E
-9.3
63
C
-14.9
64
B
-9.9
IC1701
Q7603
1
E
-9.9
2
C
0
3
B
-9.4
4
Q7604
5
E
-9.9
6
C
-14.9
7
B
-10.5
8
Q7608
IC1702
E
0
1
C
0
2
B
3.0
3
Q7609
4
E
0
5
C
4.8
6
B
0
7
Q7610
8
E
4.8
Q1601
C
1.4
1
B
4.8
2
3
4
5
<PRE/REC>
MODE
REC
PLAY
REC
PLAY
PIN NO.
IC3501
0
0
0.4
0.4
1
0
0
0
0.4
2
0
0.5
0
0
3
0
0
0.4
0.5
4
0
1.6
0
0
5
2.8
2.5
0
0
6
0
1.5
1.6
1.6
7
0
0
1.6
1.6
8
0
0
1.6
1.6
9
1.3
0
1.6
1.6
10
1.5
1.5
1.6
1.6
11
0
3.1
1.6
1.6
12
0
0
2.8
2.8
13
4.8
4.8
1.2
1.2
14
0
0
1.5
1.5
15
0
0
0
1.5
16
0
0
0
1.5
17
0
0
1.5
1.5
18
3.8
1.7
1.5
1.5
19
3.6
1.7
3.1
3.1
20
3.6
1.7
0
0
21
3.8
1.7
0
0.4
22
0
0
0
1.4
23
3.8
1.7
1.4
1.4
24
3.6
1.7
0
11.0
25
3.6
1.7
0
0
26
3.8
1.7
2.7
2.7
27
0
0
0.7
0.7
28
1.4
1.3
1.4
1.4
29
3.6
1.8
0.7
0.7
30
3.6
1.8
1.0
1.0
31
1.4
1.2
0
1.3
32
0
0
0
0
33
0
0
1.3
0
34
0
0
0
0
35
1.8
1.8
0
0
36
0.4
0.4
0
0
37
3.1
0
0
1.6
38
0
0
0
0
39
3.1
0
0
0
40
1.5
0
0
0
41
0
0
0
0
42
3.0
0
0
0
43
4.8
0
0
4.7
44
3.1
0
1.5
1.5
45
0
0
1.5
1.5
46
0
0
1.6
0
47
0
0
1.5
1.5
48
4.3
0
0
0
49
4.3
2.9
-
-
50
0.6
1.6
0
0
51
1.4
0
12.4
12.4
52
0
1.7
0
0
53
0
0
0
0
54
0
0
0
0
55
2.8
1.9
0
2.9
56
1.1
1.1
3.0
3.0
57
0
0
0
0
58
0
1.3
1.1
1.1
59
0
0
0.3
0.3
60
0
0
1.5
1.5
61
3.0
1.9
0
0.7
62
2.8
2.0
1.0
0.9
63
0
1.4
64
0
1.9
-
-
IC3502
1.5
1.5
1
1.5
0
1.5
1.5
2
1.5
0
0
0
3
0
0
1.5
1.5
4
1.1
3.1
1.5
1.5
5
0
3.1
-
-
4.7
4.7
-
-
1.5
1.5
-
-
0
0
-
-
1.5
1.5
-
-
4.6
4.6
0
0
0
0
4.7
4.7
0
0
4.7
4.6

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