D-78 connector

21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
41
42
43
44
45
46
47
48
49
50
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
51
52
53
54
55
56
57
58
59
75
76
77
78
20
21
22
23
24
25
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
10
11
12
13

D-25 connectors on

the adapter cable
Dashed lines delineate channels
Pins 25, 30, 35, 64, 69, 74 unused
Figure 12 --- ES-100D output connectors

Quatech ES-100D User's Manual 11