Adjust Lcd Contrast; Keypad Lock; Key Beep; Speaker Vibration Tone - Uniden Atlantis 155 Owner's Manual

ADJUST LCD CONTRAST

Adjust the LCD contrast to make the images on the LCD
clearer and easier to see. You must first enter LCD contrast
adjustment mode.
1. Turn off the radio, and then turn it on again while pressing
and holding 16/9 TRI and WX ALERT.
2. Press VOL
contrast level displays and blinks.

KEYPAD LOCK

To prevent accidental entries, you can lock the
keypad. Press and hold H/L LOCK until it beeps
to activate Keypad Lock. LOCK displays on the
LCD. When Keypad Lock is active, a warning
beep sounds and LOCK blinks if you try to press any keys
other than PTT, BOOST, or power.
The radio retains Keypad Lock status even when you cycle
power on/off. To unlock the keypad, press and hold H/L LOCK
again. LOCK disappears.

KEY BEEP

Key Beep is the tone that sounds when you press a key. To
turn Key Beep on or off, press and hold the CH
while turning the radio on.
When Key Beep is on, all key beeps are enabled. When Key
Beep is off, all key beeps are disabled except WX Alert Tone.

SPEAKER VIBRATION TONE

If the radio falls overboard into the water, you can trigger a
tone to help remove water through the speaker. This tone
vibrates the speaker and helps push water out the drain hole
and speaker openings.
1. Press both VOL
speaker vibrates and a tone sounds.
2. Press any key to turn off the tone.
E-24
and VOL to change the levels (0 - 31). The
and VOL
Uniden Atlantis 155 Owner's Manual
to activate this feature. The
or CH key