Keytones And Keylock; Backlight And Contrast - Radio Shack 20-164 User Manual

Keytones and Keylock

The.scanner.sounds.a.tone.each.time.you.press.
a.key..To.prevent.accidental.changes,.you.can.
lock.the.keypad..
To set the keytone:
1.. Turn.on.the.scanner.."Multi-system.Trunking.
Scanner".appears.
2.. While."Multi-system.Trunking.Scanner".
appears,.press.1.to.turn.on.the.keytone.or.2.
to.turn.it.off.
To lock the keypad:
1.. Press.FUNC.then.KEY/LIGHT.."Key.locked".
appears briefly and the keypad is locked.
When.locked,.the.only.controls.that.operate.
are.FUNC,.LIGHT/KEY,.SQ,.and.VOL.
2.. To.unlock.the.keypad,.press.FUNC.then.
KEY/LIGHT.again.."Key.unlocked".appears.

Backlight and Contrast

Your.scanner.features.a.backlit.keypad.and.
display.for.easy.viewing..You.can.select.from.
three.backlight.modes:
Normal.–.Press.LIGHT.to.activate.the.backlight..
Keypress.–.Press.any.key.on.the.keypad.to.
activate.the.backlight.
Ignore.–.Keypress.mode,.but.the.scanner.
ignores the function of the first key pressed to
activate.the.backlight.
The light remains on for a set time after
the last button is pressed.
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