To enable Key Lock, press the Function (F) button for more than 2 seconds until
Key Lock icon ( 
) appears. To disable the Key Lock function, press the function button for more than 2 seconds until Key Lock icon disappears.
To Transmit
1.Set the desired primary channel.
2.Press and hold the PTT
3.The transmit lightning indicator ( 
) will appear while transmitting.
4.Release the PTT
To Receive.
1.Set the desired channel.
2.Adjust the volume control to the desired listening volume by using the up and down buttons.
3.The transceiver will play strong received signals through its internal speaker or through a headset, if so equipped.
4.The receive lightning indicator ( 
) will appear while transmitting.
Monitor Function
The Monitor (M) button can be used to play all signals present on a channel. This is useful when communicating with other parties at extreme range. The monitor function can be locked on by pressing the Monitor (M) button for two seconds. When the monitor lock has been activated, the LCD display will indicate BUSY and the receive indicator lightning bolt appears. Pressing the monitor button a second time will unlock the monitor function.