7700FR/7800FR MultiFrame
7800TR-32x24 Modular Tally Router
Revision 1.2 Page - 11
3.4 REAR GENERAL PURPOSE INPUTS/OUTPUTS
There are two 62-pin Female D-Sub connectors on the rear plate of the unit. These contain the 32
General Purpose Outputs (GPOs) and 24 General Purpose Inputs (GPIs). There are also power pins
for wet voltage and ground. The pinouts are shown below in Figure 3-4. Each unit ships with two 62-pin
male D-Sub connectors (Assmann A-HDS 62 LL/Z) and backshells (FCI 8655MH3701BLF) to allow
creation of custom cables.
21 20 19
18
1617
15 1314 12 11 10 9 8 7
6 5
4
3 2
1
42
41 40 39
37
38 36
3435
33 32 31 30
29 28
27 26
25
24 23
22
62 61 60 59 5758 56 5455 53 52 51 50 49 48 47 46 45 44 43
OUTPUTS (17-32) / INPUTS (13-24)
21
20 19
18
16
17
15 13
14 12
11
10 9
8 7
6
5 4
3
2
1
42 41
40
39
3738
36
3435
33 32
31
30 29
28 27
26
25
24 23
22
62
61 60
59
57
58
56 5455
53
52 51
50
49 48
47 46
45
44 43
OUTPUTS (1-16) / INPUTS (1-12)
GPI
1+
GPI
1-
GPI
4+
GPI
4-
GPI
7-
GPI
7+
GPI
10+
GPO
1A
GPI
10-
GPO
1B
GPO
4A
GPO
4B
GPO
7A
GPO
7B
GPO
10A
GPO
10B
GPO
13A
GPO
13B
GPO
16A
GND
WET+
GPI
2+
GPI
2-
GPI
5+
GPI
5-
GPI
8-
GPI
8+
GPI
11+
GPO
2A
GPI
11-
GPO
2B
GPO
5A
GPO
5B
GPO
8A
GPO
8B
GPO
11A
GPO
11B
GPO
14A
GPO
14B
GPO
16B
GND
WET+
GPI
3+
GPI
3-
GPI
6+
GPI
6-
GPI
9-
GPI
9+
GPI
12+
GPO
3A
GPI
12-
GPO
3B
GPO
6A
GPO
6B
GPO
9A
GPO
9B
GPO
12A
GPO
12B
GPO
15A
GPO
15B
GND
WET+
21 20 19 18 17 16 15 14 9 8 7 6 5 4 3 213 12 11 10 1
42 41 40 39 38 37 36 35 30 29 28 27 26 25 24 2334 33 32 31 22
62 61 60 59 58 57 56 55 50 49 48 47 46 45 44 4354 53 52 51
GPI
13+
GPI
13-
GPI
16+
GPI
16-
GPI
19-
GPI
19+
GPI
22+
GPO
17A
GPI
22-
GPO
17B
GPO
20A
GPO
20B
GPO
23A
GPO
23B
GPO
26A
GPO
26B
GPO
29A
GPO
29B
GPO
32A
GND
WET+
GPI
14+
GPI
14-
GPI
17+
GPI
17-
GPI
20-
GPI
20+
GPI
23+
GPO
18A
GPI
23-
GPO
18B
GPO
21A
GPO
21B
GPO
24A
GPO
24B
GPO
27A
GPO
27B
GPO
30A
GPO
30B
GPO
32B
GND
WET+
GPI
15+
GPI
15-
GPI
18+
GPI
18-
GPI
21-
GPI
21+
GPI
24+
GPO
19A
GPI
24-
GPO
19B
GPO
22A
GPO
22B
GPO
25A
GPO
25B
GPO
28A
GPO
28B
GPO
31A
GPO
31B
GND
WET+
21 20 19 18 17 16 15 14 9 8 7 6 5 4 3 213 12 11 10 1
42 41 40 39 38 37 36 35 30 29 28 27 26 25 24 2334 33 32 31 22
62 61 60 59 58 57 56 55 50 49 48 47 46 45 44 4354 53 52 51
Figure 3-4: Rear Plate 62-pin D-Sub Connectors Pinouts