21
English
PROGRAMMING 
MODE
Alert Tone Volume
(BEEP-X)
BEEP-OFF, BEEP-1,
BEEP-2,
BEEP-3
Selects the alert tone volume needed. Select 
BEEP-OFF, if you require quiet operation, or 
BEEP-3, if working in a noisy environment.
Prime Channel 
Select
(PRM-XXX)
PRM-OFF, PRM-001, ….,
PRM-XXX,
XXX denotes the highest channel 
number supported by your model.
The Prime Channel is the channel that you wish 
to spend most of your time monitoring. The radio 
will always switch back to the Prime Channel if it 
is idle for more than the pre-programmed hang-
time in other channel.
Backlight  Select
(LGT-XXXX)
LGT-AUTO, LGT-TOGL Selecting LGT-TOGL makes the Backlight 
button a toggle to control the ON/OFF status of 
the LCD backlight. Selecting LGT-AUTO causes 
the backlight to automatically extinguish, if there 
is no keypress for more than 5 seconds. Pressing 
the Backlight button prolongs illumination time.
Feature Range Remarks
05_Programming.fm  Page 21  Monday, August 22, 2005  1:49 PM