Radio Shack PRO-92 Scanner User Manual


 
47
Special Features
USING THE DISPLAY BACKLIGHT
You can turn on the display’s backlight for easy viewing
in dimly lit areas. Press
LIT
to turn on the display light for
5 seconds. To turn off the light before it automatically
turns off, press
LIT
again.
TURNING THE KEY TONE ON AND OFF
Each time you press any of the scanner’s keys, the
scanner sounds a tone. Follow these steps to turn the
scanner’s key tone off or on.
1. If the scanner is on, turn
VOLUME OFF/MAX
counter-
clockwise until it clicks to turn the scanner off.
2. Turn
VOLUME OFF/MAX
clockwise to turn the scan-
ner on.
Welcome
To
Multi-System
Trunk-
ing
appears.
3. While
Welcome To Multi-System Trunk-
ing
appears, press
1
to turn on the key tone or
2
to
turn it off.
USING THE KEYLOCK
Once you program your scanner, you can protect it from
accidental program changes by turning on the keylock
feature. When the keypad is locked, the only controls
that operate are
FUNC
,
/LIT
,
SQUELCH
, and
VOL-
UME
.
Note:
You cannot activate the keylock when in the mid-
dle of programming.
To turn on the keylock, press
FUNC
then /
LIT
.
Key-
board
Locked
appears for about 1 second.
Key-
board Locked
appears when you press any key after
locking the keypad.
To turn off the keylock, press
FUNC
then /
LIT
. The
scanner beeps once and
Keyboard
Unlocked
ap-
pears about 1 second.
CHANGING THE DISPLAY CONTRAST
1. Press
MANUAL
.
20-522b.fm Page 47 Thursday, September 7, 2000 9:41 AM