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3. The current unlock code
will be displayed.
4.
Enter a new four-digit unlock code and press
F
.
Display Features
Own Telephone Number Display (F21)
This feature enables you to display your own telephone
number and the ID number (SID) of your “Home” Cellu-
lar System.
Press
F
2
ABC
1
.
Backlight Control (Standby) (F22-1)
The LCD display and keypad are backlighted automati-
cally after Power-On.
The backlighting duration can be changed. Four modes
are available.
1. Press
F
2
ABC
2
ABC
.
2. Press
F
.
3.
You can change the current mode by
or .
4. Press
F
to set.
•
10SEC – 10 Seconds Mode
Backlight is on for 10 seconds after a key is pressed. It
also lights automatically when the power is turned on
and for an incoming call. The duration is variable be-
tween 5 to 30 seconds, by pressing
F
.
•
OFF – Off Mode
Backlight is on momentarily when the power is first
turned on, but remains off thereafter.
•
ALWAYS ON – Always On Mode
Backlight is always on.
Note: You can keep the backlight on while you are en-
gaged in a conversation. See Backlight Con-
trol (In-Use) (F22-2) on page 52.