Audiovox CDM-4000 - Manual (Page 51)

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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.