CT310 Instruction Manual | 11
Basic Operations
Turn the Radio On & O
In power-o state, please turn POWER/VOLUME clockwise to turn on the
transceiver.
In power-on state, please turn POWER/VOLUME anticlockwise to turn o
the transceiver.
Adjusting Volume
In power-on state, turn POWER/VOLUME to adjust the volume.
Clockwise-up, anticlockwise -down.
When adjusting the volume, press the key programmed as Squelch O to
monitor the current volume firstly.
NOTE: Press the side key programmed as Squelch O Momentary to monitor the
background noise. Turn POWER/VOLUME to control the volume. The desired
volume can be adjusted more correctly when communicating with the other
parties.
Switch between Main band and Sub band
In standby mode, press the MAIN key to switch the channel between the Main
band and Sub band. The arrow indicates the current operational channel.
Switch between Channel mode and VFO mode
In standby mode, press the V/M key to set the main band as Channel mode or
frequency mode(VFO).
Channel Adjusting
When the transceiver is set in Channel mode or FM radio channel mode,
rotate the channel switch to select the channel. Rotate the channel switch
clockwise to enter the downward channel, counterclockwise to enter the
upward channel.
NOTE: In transceiver mode, the arrow indicates the main band channel. If there
is a null channel between two channels, the transceiver will skip it and will enter
into the next channel directly.