Night Mode; Operator Priority - Iwatsu ADIX VS Owner's Manual

Night Mode

Allows you to change the ringing termination point for outside lines. This
alternate point might be a loud bell, a phone or a group of phones. A
programming option may be enabled to allow ADIX-VS to automatically
switch to the Night Mode at a certain time; however, you must manually
switch the system back to the normal mode.
Operation
To place the system in Night Mode operation:
Press the Speaker button SPKR
Wait for the dial tone
Press the Night Mode button NIGHT and the lamp for that
button will be solid red
Wait for a confirmation tone
Press the Speaker button SPKR
To disable Night Mode operation:
Press the Speaker button SPKR
Wait for the dial tone
Press the Night Mode button NIGHT and the lamp for that
button will be off
Wait for a confirmation tone
Press the Speaker button SPKR

Operator Priority

The system operator has the ability to override any ringing or voice
announce intercom call or paging call. This occurs when calls are made
simultaneously, or another party other than the operator makes the call first.
Attendant Position Features - 122