Lucent Technologies PARTNER Advanced Communications System Programming And Use Instructions page 232

1. Press
10 or 11.
2. Enter the number of the extension to be programmed with this feature.
3. Press a programmable button with lights.
4. Press
5. Program another button for this extension or exit programming mode.
Using
From a system phone, press the programmed button to turn Do Not Disturb on;
press it again to turn it off. Use the button like a switch—when the light is on, Do
Not Disturb is on.
f 0 0 s s c
f 0 1
.
at extension
5-117
Feature Reference