Battery Power; Low Power Indication; Operation And Maintenance; Basic Operation - Uniden PRO401HH Owner's Manual

Battery Power

You can use either 9 non-rechargeable alkaline batteries or 9
rechargeable Ni-MH batteries with this unit.
1 Open battery cover.
2 Set the internal switch to match the battery type you are using
[either alkaline or rechargeable (Ni-MH) batteries].
3 Insert the 9 batteries according to the directions indicated inside
the battery compartment.
4 Close battery cover.
LED Display
The LED display turns off after 1.5 seconds to conserve battery power.
It will also turn off 1.5 seconds after you close Squelch.
To see the display again, open Squelch.

Low Power Indication

The red LED blinks when battery power is low. Replace/recharge the
batteries or connect to a power source.

oPeRAtIon AnD MAIntenAnCe

BASIC OPERATION

Turning the
radio on
Turning the
radio off
Selecting a
channel
Changing the
volume
Turn the Volume knob clockwise until it clicks and the display
backlight comes on.
Turn the Volume knob counter-clockwise until it clicks and the
display backlight turns off.
Press the Channel UP or DOWN button on the side to move up
or down the channel list.
Turn the Volume knob clockwise to increase the volume; turn it
counter-clockwise to decrease the volume.
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