Night Service

When you leave for the night, the system can be set so that incoming calls either ring a night bell or are directed to preassigned telephones.

Activating Night Service

1 Press NIGHT to turn on Night Service.

The light next to this button turns on.

To turn off this feature:

2 Press NIGHT to turn this feature off.

The light next to this button goes off.

Display

Turning Night Service on or off does not affect the display.

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AT&T System 25 manual Activating Night Service