AT&T Communications System Telephone User Manual


 
Night Service/Auto Callback
26
Night Service
Turn on Night Service
Press INTERCOM.
Lift receiver (or press SPEAKER).
Dial
4.
Turn off Night Service
Press INTERCOM.
Lift receiver (or press SPEAKER).
Dial # 4.
Auto Callback (2448 System)
Auto Callback (Intercom only)
If the intercom extension you called is busy or does not answer,
Dial
1.
Hang up. Your
telephone will ring with three short rings when the intercom extension you called is next hung up.
After you answer your telephone, the system will ring the other person. If you make a second auto
callback request, the first request will be canceled.
To cancel the auto-callback request,
Press INTERCOM.
Lift receiver (or press SPEAKER).
Dial # 1.