Operation And Maintenance; Basic Operation - Uniden PRO505XL Manual

Notes The internal speaker is disabled
CAUTION: Make sure the SWR is less than 2:1 before using the
radio. An SWR higher than 2:1 can damage the transmitter.
Your Uniden dealer can help you select the antenna that is best for your
needs. Consult the specifications in the back of this manual for detailed
transmitter and antenna information.

OPERATION AND MAINTENANCE

Basic operation

Turning the
Turn the Volume knob clockwise until the display backlight
radio on
comes on.
Turning the
Turn the Volume knob counter-clockwise until it clicks and the
radio off
display backlight turns off.
Selecting a
Press
channel
Changing the
Turn the Volume knob clockwise to increase the volume; turn it
volume
counter-clockwise to decrease the volume.
– Tune the radio to the channel you want to transmit
– Press and hold the PTT button.
Transmitting
– Hold the microphone about 2 inches away from
– Release the button to listen for a response.
– Toggle the CB/PA switch to PA; this turns off the
CB radio and activates the PA speaker.
– On the microphone, press and hold the PTT
button.
Using the PA
– Hold the microphone about 2 inches away from
feature
your mouth and speak in a normal voice. Use
the Volume knob to adjust the volume of the PA
speaker.
– When you're finished broadcasting, release the
button and move the CB/PA switch back to CB.
– To filter out weaker signals and background noise,
turn the knob clockwise to increase the squelch
Adjusting the level.
squelch level
– To decrease the squelch level so you can hear
weaker radio signals, turn the knob counter-
clockwise.
External monitor
when an external speaker is
connected.
or buttons to select a channel.
on, and listen to make sure the channel is clear.
your mouth and speak in a normal voice.
PA speaker
You must have a PA speaker
connected to use the PA
feature.
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