Nortel Meridian M5312 User Manual page 25

Use these keys ...
Intercom
------,
...
55~ ~
to answer an Intercom call if you are already
using your phone
You hear a long buzz and the Intercom indicator flashes .
1 Press
Intercom
j
The display clears. The Intercom indicator goes on and the line
indicator flashes.
Your first call is put on hold and you hear the second caller's voice.
If you want to respond,
2 Pick up the receiver.
To return to your original call,
3 Press the line key the call is on.
The number on the line key (5556) is an example.