10
UNIDEN UH7700NB
Mini Compact UHF Mobile Radio
Turning on the Power
Press and hold the Power/Channel Selector.
Operation
NOTE
Low-Voltage/High-Voltage Alert
If the power supply voltage exceeds 18VDC, an alert tone
sounds and
dc HI
flashes for 5 seconds. The power source
must not exceed 25VDC otherwise permanent damage
may occur to your radio, which may not be covered by the
manufacturer’s warranty.
If the input voltage falls below 10VDC,
dc Lo
flashes for 5
seconds. The power turns off automatically if voltage falls
below 8.5VDC.
Switch your UH7700NB OFF and disconnect it from the power
source, before locating the cause of the power supply problem.
Setting the Squelch Level
Press the Power/Channel Selector momentarily.
SqL
shows and the
current squelch level will flash.
Turn the Channel Selector to select the desired squelch level.