Backlight; Keypad Lock; Monitor - Uniden UH-040XR Operating Manual

BACK LIGHTING
The Liquid Crystal Display (LCD) is backlit for easy viewing at night or in low
light situations. The back lighting automatically switches ON every time a key
(except PTT) is pressed. It turns OFF 5secs after the last key is pressed.

KEYPAD LOCK

To prevent accidental entries, you can
lock the keypad.
Press and hold the
1.5 Secs until it beeps to activate Key Lock.
icon appears.
To unlock the keypad, press and hold the
button again for 1.5 Secs.
Note: When the Key Lock is active, a warning beep will be heard if you attempt to
press the keys.

MONITOR

This feature enables users to listen in for
weak signals on the current channel at the press of
a button.
To use monitor,
• For brief listening, press
• For continuous listening. Press and hold
for 2 sec. A two tone beep will be heard and
the receiver circuit will stay open, letting in
both the noise & weak signals.
• Display shows
• To return to normal receive mode press
,
[SCAN] [PTT] [ ]
button for
[LOCK]
icon disappears.
[MON]
icons.
or .
[ ]
[LOCK]
[MON]
,
[MON]
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