AT&T 2255 - Manual (Page 10)

Key Lock
When this feature is on, the keypad cannot be used to dial calls. You can
still answer calls, but when the call is ended, the keypad lock is reactivated.
The key lock icon is displayed on the screen when this feature is activated.
The default setting is
OFF.
NOTE: To make an emergency call when the keypad is locked, press
P then 9 1 1. When the call is ended, the keypad lock is disabled.
1 Press
S.
2 Press < until the screen displays
3 Press
S. The screen displays
4 Press < or > to display ON or OFF.
5 Press
S to save the displayed setting.
Disable Key Lock
When the keypad is locked, press
S, <, S to turn off the lock.
Handset Name
You can customize the handset to display a name or word of your choice
in place of the
READY standby screen. The default setting is READY.
1 Press
S.
2 Press < until the screen displays
3 Press
S. The screen displays
4 Use the chart on page 14 to enter a handset name.
5 Press
S to save the displayed name.
8
FEATURE SETUP
>KEY LOCK
HANDSET NAME
KEY LOCK
OFF
>HANDSET NAME
LANGUAGE
NAME