Appendix A
APPENDIX A. PIN ASSIGNMENTS
The following tables provide the pin assignments for the unit.
Table A-1. VOICE Connector Pinouts
50-pin
Pins
Amphenol
Connector
1, 26
Circuit 1
2, 27
Circuit 2
3, 28
Circuit 3
4, 29
Circuit 4
5, 30
Circuit 5
6, 31
Circuit 6
7, 32
Circuit 7
8, 33
Circuit 8
9, 34
Circuit 9
10, 35
Circuit 10
11, 36
Circuit 11
12, 37
Circuit 12
13, 38
Circuit 13
14, 39
Circuit 14
15, 40
Circuit 15
16, 41
Circuit 16
17, 42
Circuit 17
18, 43
Circuit 18
19, 44
Circuit 19
20, 45
Circuit 20
21, 46
Circuit 21
22, 47
Circuit 22
23, 48
Circuit 23
24, 49
Circuit 24
25, 50
—
The Total Access 908 only uses circuits 1 through 8. The Total Access 916 only
uses circuits 1 through 16. The Total Access 924 uses circuits 1 through 24, and
the FXO interfaces are on circuits 17 through 24. The FXO ports are only available
on the Total Access 924.
32
Description
FXS 0/1 Ring, Tip
FXS 0/2 Ring, Tip
FXS 0/3 Ring, Tip
FXS 0/4 Ring, Tip
FXS 0/5 Ring, Tip
FXS 0/6 Ring, Tip
FXS 0/7 Ring, Tip
FXS 0/8 Ring, Tip
FXS 0/9 Ring, Tip
FXS 0/10 Ring, Tip
FXS 0/11 Ring, Tip
FXS 0/12 Ring, Tip
FXS 0/13 Ring, Tip
FXS 0/14 Ring, Tip
FXS 0/15 Ring, Tip
FXS 0/16 Ring, Tip
FXS 0/17 Ring, Tip or FXO 0/1 Ring, Tip
FXS 0/18 Ring, Tip or FXO 0/2 Ring, Tip
FXS 0/19 Ring, Tip or FXO 0/3 Ring, Tip
FXS 0/20 Ring, Tip or FXO 0/4 Ring, Tip
FXS 0/21 Ring, Tip or FXO 0/5 Ring, Tip
FXS 0/22 Ring, Tip or FXO 0/6 Ring, Tip
FXS 0/23 Ring, Tip or FXO 0/7 Ring, Tip
FXS 0/24 Ring, Tip or FXO 0/8 Ring, Tip
Unused
Copyright © 2020 ADTRAN, Inc.
TA 900 Series (3rd Gen) HIG
61213908F1-34A