13OperationTurning the Transceiver ON1. Press and hold the Power (Lock) switch to turn thetransceiver ON.Inputting the call signThe first time the transceiver is turned ON after it ispurchased; input your own call sign.1. Press the [DISP] key to proceed to the call sign inputscreen.When the transceiver is turned on the second time,and subsequently, the opening screen appears fol-lowed by the frequency screen.2. Input the call sign (toggle the alphabet input screen,and the number input screen when necessary).3. Saving the inputted call sign:4. Press the [PTT] switch or press and hold the [DISP]key. Up to 10 characters (letters, numbers, and symbols)can be entered. Characters that may be inputted for the call sign arethe numbers 0-9, letters ”A – Z” in upper case, thehyphen and the slash.Adjusting the Volume Level1. Rotate the DIAL knob to adjust the volume to a com-fortable level.The transceiver volume levels for the A-band andB-band are adjusted separately.Adjusting the squelch settingThe squelch level may be adjusted to mute the background noise when no signal is present.1. Press the SQL switch and then rotate the VOL knob to adjust to a level at which thebackground noise is muted.appear on the display.The transceiver squelch levels for the A-band and B-band are adjusted separately. The default setting is “1”. When the squelch level is increased, the noise is more likely to be silenced, but it maybecome more difficult to receive weak signals.2. Press the SQL switch to save the setting.