Nortel Meridian 1 Planning, Installation And Operating Instructions page 206

5 Enter the access code of the route to which a trunk is to be added
and press the pound key (#).
If a valid route number is not entered,
"TN?"
does not appear and the screen remains the unchanged. If the type of
trunk card does not match the route, the prompt
"ROUTE ACCESS?"
appears again, and overflow tone is heard.
6 Enter the TN in the CCUU format (Card Unit) and press the pound
key.
In response to the prompt
"TN?"
enter a TN (Terminal Number) from one of the installed trunk cards.
The prompt
"MODEL"
appears. If an invalid TN is entered, the display shows "INVALID, TN?"
and another TN must be entered.
7 Press the digits to select a trunk model (as assigned in LD 16).
The character display shows
"OK".
After a delay of approximately 4 seconds special dial tone is heard.
The sequence is repeated when the prompt
"TN?"
appears on the character display.
The next valid trunk TN is automatically incremented after each trunk
is activated.
8 Terminate the sequence by hanging up the telephone receiver.
or
Repeat the sequence by going through the steps again.
By entering "#" when the procedure repeats, the next TN is
automatically entered, and model type is prompted.
By entering "#" again, the previously accepted model is automatically
entered.
Note: The model chosen during the first trunk activation sequence will
be the default model for all subsequent trunks until the telephone is
placed on-hook or a new trunk model number is entered.
—————————— End of Procedure ——————————
Option 11C Compact
Chapter 18 – Connecting the trunks
Planning, Installation, Fault Clearing and CCBR Guide
Page 187 of 536