4-87
79
0
0
80
0
0
IC6401
1
4.8
4.8
2
0
0
3
1.2
1.2
4
4.5
4.5
5
4.8
4.8
Q6103
G
4.9
4.9
D
1.8
1.7
S
6.7
6.8
Q6104
G
5.7
5.6
D
0.9
1
S
6.7
6.7
Q6105
G
5.5
5.5
D
4.9
4.9
S
6.8
6.8
Q6106
G
2.7
2.7
D
0
0
S
6.7
6.7
Q6107
G
1.8
1.8
D
4.9
4.9
S
6.7
6.7
Q6108
G
4
4
D
3.1
3
S
6.7
6.7
Q6109
G
1.9
1.9
D
3
3
S
0
0
Q6110
G
4.8
4.8
D
1.8
1.8
S
6.7
6.7
Q6112
G
3.6
3.5
D
3
3.1
S
6.7
6.7
Q6113
G
0
1.6
D
3.1
3
S
0
0
Q6201
1
4
4
2
4.6
4.6
3
0
15.1
4
4
4
5
4.5
4.5
6
15.6
0
Q6202
E
15.6
15.6
C
11.8
11.8
B
15
15.1
Q6203
E
14.8
14.8
C
15.6
15.7
B
15.5
15.5
Q6204
1
-7.1
-7.1
2
-7.6
-7.6
3
-11.5
-11.5
4
-7.1
-7.1
5
-7.6
-7.1
6
-15.9
-7.6
Q6205
E
-12.1
-12.1
C
-7.6
-7.6
B
-11.5
-11.5
Q6206
E
-15.3
-15.3
C
-15.9
-15.9
B
-15.8
-15.8
MODE
PIN NO.
REC
PLAY
MODE
PIN NO.
REC
PLAY
IC6101
1
0.4
0.4
2
0.4
0.4
3
0.4
0.4
4
1.1
1.1
5
1
1
6
1.5
1.5
7
4.3
4.3
8
1.5
1.5
9
0.6
0.7
10
1.5
1.5
11
3.1
3.1
12
0.8
0.8
13
0
0
14
0
0
15
0
0
16
0
0
17
0.7
0.7
18
0
0
19
0
0
20
0
0
21
0
0
22
5
5
23
6.8
6.7
24
0
0
25
5.6
5.6
26
6.8
6.8
27
1.3
1.3
28
0.5
0.5
29
0
0
30
0
0
31
1.5
1.5
32
6.7
6.7
33
4
4
34
2.1
2.1
35
0.5
0
36
0
0
37
1.9
1.9
38
0
0
39
4
4
40
6.7
6.7
41
3
3
42
3
2.9
43
3
3
44
2.3
2.3
45
1.5
1.5
46
0.9
0.9
47
1.8
1.8
48
1.5
1.5
49
0.8
0.8
50
2.3
2.3
51
1.5
1.5
52
0.9
0.9
53
0
0
54
0
0
55
1.5
1.5
56
1.1
1.1
57
3
3
58
1
1
59
0.4
0.4
60
0.4
0.4
61
6.7
6.7
62
4.8
4.8
63
0
0
64
0
0
65
0
0
66
6.7
6.7
67
3.6
3.5
68
0
0
69
1.6
1.6
70
0
0
71
0
0
72
6.7
6.7
73
1
1.8
74
0
0
75
6.7
6.7
76
2.7
2.7
77
0
0
78
6.8
6.7
MODE
PIN NO.
REC
PLAY
<REG>
IC6601
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
6
-
-
7
-
-
8
-
-
Q6601
E
-
-
C
-
-
B
-
-
Q6602
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
Q6611
E
-
-
C
-
-
B
-
-
Q6612
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
Q6613
E
-
-
C
-
-
B
-
-
Q6614
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
Q6615
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
REC
PLAY
<STROBE SUB>
MODE
PIN NO.
MODE
PIN NO.
REC
PLAY
Q6207
E
0
0
C
15.6
15.6
B
-0.8
-0.9
IC6001
1
6.7
6.7
2
6.5
6.5
3
0
0
4
0
0
IC6002
1
0
0
2
6.7
6.8
3
3.3
3.3
4
0
0
5
0
0
IC6003
1
3
3
2
0
0
3
6.7
6.7
IC6004
1
3
2.6
2
3
3
3
0
0
4
0
0
Q6001
G
0
0
D
6.7
6.8
S
6.8
6.7
Q6002
G
6.7
6.7
D
0
0
S
0
0
Q6003
G
3
3
D
0
0
S
3.9
3.9
Q6004
G
0
0
D
6.5
6.5
S
0
0
Q6005
G
3
3
D
0
0
S
0
0
Q6006
G
0
0
D
6.6
6.7
S
6.7
6.7
Q6007
1
0
0
2
3
3
3
6.8
6.8
4
6.8
6.8
5
0
0
MODE
PIN NO.
REC
PLAY
<REG CTL>
IC8005
1
3
3
2
3
3
3
0
0
4
0
0
5
3
3
IC8006
1
3
3
2
0
0
3
1.3
1.2
4
2.5
2.5
5
3
3
IC8007
1
4.8
4.8
2
0
0
3
1.3
1.3
4
3.3
3.3
5
4.8
4.8
IC8008
1
1.4
1.4
2
1.4
1.4
3
3
3
4
0
0
5
0
0
6
1.5
1.5
7
1.3
1.1
8
3
3
IC8009
1
-
-
2
-
-
3
-
-
4
-
-
5
-
-
6
-
-
7
-
-
8
-
-
<DSC>
MODE
PIN NO.
REC
PLAY
IC8102
1
0
0
2
3
3
3
1.2
0.5
4
3
3.1
5
3
3
6
3
3
7
3
3.1
8
0
0
9
3
3
10
0
0
11
3
3
12
0
0
13
1.1
0.5
14
3
3
15
0
0
16
3
3
17
0
0
18
3
3
19
3
3
20
3
3
IC8103
1
0
0
2
1.5
1.5
3
0
0
4
1.5
1.5
5
3
3
<AU DSP>
Summary of Contents for GR-DVM90U
Page 45: ...5 4 3 2 1 A B C D E F G H 4 1 BOARD INTERCONNECTIONS 4 3 4 4 ...
Page 75: ...5 4 3 2 1 A B C D E F G H 4 37 POWER SYSTEM BLOCK DIAGRAM 4 79 4 80 ...
Page 76: ...5 4 3 2 1 A B C D E F G H 4 38 VIDEO SYSTEM BLOCK DIAGRAM 4 81 4 82 ...
Page 77: ...5 4 3 2 1 A B C D E F G H 4 39 REGULATOR SYSTEM BLOCK DIAGRAM 4 83 4 84 ...