Converge Pro tH20: Port a (Female DB-25)
Pin #
user Definable
1
Y
2
Y
3
Y
4
Y
5
Y
6
Y
7
Y
8
Y
9
Y
10
Y
11
Y
12
Y
13
Y
14
Y
15
Y
16
Y
17
Y
18
Y
19
Y
20
Y
21
Y
22
Y
23
Y
24
Y
25
nA
Control/Status
Default Description
Control (input)
telco on
Status (output)
telco on indicator
Control (input)
telco off
Status (output)
telco off indicator
Control (input)
Status (output)
Control (input)
Status (output)
Control (input)
transmit Mute
Status (output)
transmit Mute status
Control (input)
Receive Mute
Status (output)
Receive mute status
Control (input)
Status (output)
Control (input)
Status (output)
Status (output)
Status (output)
Status (output)
Status (output)
Status (output)
Status (output)
Status (output)
Status (output)
Ring indication
nA
Ground
Appendix B: Control/Status Port Default Pinouts
249