
Installing and wiring telephones and trunks
Table 11: Auxiliary lead appearances at AUX connector (continued)
Color* | Pinouts | Output | Power | |
32 | GRD |
| ||
7 |
| |||
|
|
|
| |
33 | Not Connected |
| ||
8 |
|
| ||
|
|
|
| |
34 | Not Connected |
| ||
9 |
|
| ||
|
|
|
| |
35 | Not Connected |
| ||
10 |
|
| ||
|
|
|
| |
36 | Emergency | |||
11 | GND | Transfer Relay | ||
|
|
| Power | |
37 | ||||
| ||||
12 | GND |
| ||
|
|
|
| |
38 |
| |||
13 | GND |
| ||
|
|
|
| |
39 |
| |||
14 | GND |
| ||
|
|
|
| |
40 |
| |||
15 | GND |
| ||
|
|
|
| |
41 |
| |||
16 | GND |
| ||
|
|
|
| |
42 |
| |||
17 | GND |
| ||
|
|
|
| |
43 | Not Connected |
| ||
18 |
|
| ||
|
|
|
| |
44 | GND | AUX Power | ||
| 19 |
| ||
|
|
|
| |
45 | GND |
| ||
20 |
| |||
|
|
|
| |
46 | GND |
| ||
| 21 |
| ||
|
|
|
| |
47 | Not Connected |
| ||
22 |
|
| ||
|
|
|
| |
48 | Ext Alarm A3 |
| ||
23 | Ext Alarm Return |
| ||
|
|
|
|
2 of 3