When you connect a Nortel Meridian M3820 phone to a 3300 CITELlink Gateway and program it as a CITELlink Type2 device, the phone supports the following keys:

|
Button Label |
Function |
|
1 |
Cancel |
|
2 |
Hold |
|
3 |
Mute |
|
4 |
Handsfree |
|
5 |
Prime Line |
|
6 |
Unused |
|
7 |
Prime Line |
|
8 |
Feature Key 2 |
|
9 |
Feature Key 3 |
|
10 |
Feature Key 4 |
|
11 |
Feature Key 5 |
|
12 |
Feature Key 6 |
|
13 |
Program |
|
14 |
Menu Right |
|
15 |
Menu Middle |
|
16 |
Menu Left |
|
17 |
Down Arrow |
|
18 |
Transfer/Conference |
|
19 |
Superkey |
|
20 |
Message |
|
21 |
Message Indicator Light |