Radio Shack PRO-93 - Manual (Page 48)

48
Special Features
TURNING THE KEY TONE ON AND OFF
Each time you press any of the scanner's keys, the
scanner sounds a tone. 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. 3<C:FD<ý0Fý L8Cý0ILEB@E> 3<C:FD<ý0Fý L8Cý0ILEB@E> 3<C:FD<ý0Fý L8Cý0ILEB@E> 3<C:FD<ý0Fý L8Cý0ILEB@E> appears.
3. While 3<C:FD<ý0Fý L8Cý0ILEB@E> 3<C:FD<ý 0Fý L8Cý 0ILEB@E> 3<C:FD<ý0Fý L8Cý0ILEB@E> 3<C:FD<ý 0Fý L8Cý 0ILEB@E> appears, press 1
to turn on the key tone or 2 to turn it off.
USING THE DISPLAY BACKLIGHT
You can turn on the display's backlight for easy viewing
in dimly lit areas. Press
to turn on the display light
for 5 seconds. To turn off the light before it automatically
turns off, press
again.
Press for more than 1 second to engage the light as
continuously on. Press while the backlight is on to
turn it off.
You can select the amount of time the light stays on. Fol-
low these steps to change the illuminated time:
1. If the scanner is on, turn it off and back on again.
3<C:FD<ýKFý L8Cý0ILEB@E>ý 3<C:FD<ýKFý L8Cý0ILEB@E>ý 3<C:FD<ýKFý L8Cý0ILEB@E>ý 3<C:FD<ýKFý L8Cý0ILEB@E>ý appears.
2. While 3<C:FD<ý KFý L8Cý 0ILEB@E>ý 3<C:FD<ý KFý L8Cý 0ILEB@E>ý 3<C:FD<ý KFý L8Cý 0ILEB@E>ý 3<C:FD<ý KFý L8Cý 0ILEB@E>ý is displayed,
press .
3. 1J<ý1Gó FNEýB<PJýKFýJ<Ký(@KýF==ýK@D<ýíýJ<:FE;J 1J<ý1Gó FNEýB<PJýKFýJ<Ký(@KýF==ýK@D<ýíýJ<:FE;J 1J<ý1Gó FNEýB<PJýKFýJ<Ký(@KýF==ýK@D<ýíýJ<:FE;J 1J<ý1Gó FNEýB<PJýKFýJ<Ký(@KýF==ýK@D<ýíýJ<:FE;J
appears
4. Press
8 8 8 8
or
9 9 9 9
to select п п п п , н н н н , ст ст ст ст or рт рт рт рт
ээээ
J<:FE;J J<:FE;J J<:FE;J J<:FE;J
then press ENTER .
USING THE KEYLOCK
Once you program your scanner, you can protect it from
accidental program changes by turning on the key lock
feature. When the keypad is locked, the only controls