Operations - Midland GXT-400 Owner's Manual

Model GXT-400

OPERATIONS

POWER ON/OFF AND VOLUME :
Rotate the POWER/VOLUME [11] knob clockwise to turn the radio on
and increase the volume level. Rotate it counter-clockwise to reduce
the volume level and turn the radio off (after you hear the click sound).
During Power On, the radio will beep 3 times with different tones, the
LCD will display a "self-test" message for 1 second, the LCD Display
will indicate the last channel selected.
TRANSMISSION AND RECEPTION :
To communicate, all radios in your group must be set to the same
channel and CTCSS Code.
· For maximum clarity, hold the radio 2 to 3 inches from your mouth.
· Press and hold the PTT [12] button and speak in a normal voice
into the microphone. The TX [2] icon will appear continuously on
the LCD Display when transmitting.
· To receive a signal, release the PTT [12] button. The RX [5] icon
will appear on the display when your radio is receiving a
transmission.
Note : The maximum communication range will vary depending
on the terrain and environment.
MONITOR FUNCTION :
Pressing and holding the MONITOR [19] button for 1 second will let
you hear noise so you can adjust the volume level of the radio when
not receiving a signal. This should be used to check activity on current
channel before transmitting. Repeat the same procedure to exit.
SCAN FUNCTION :
Your GXT-400 can scan all of the 22 channel to observe for any
activity. To enter, quickly press the SCAN [19] button. Repeat the
same procedure to exit.
Your radio will rapidly scan each of the 22 channels and stop on any
active channel for 5 seconds before resuming scan.
When you press the PTT [12] button to transmit on an active channel,
the scanning function will stop and remain on the active channel. To
resume scanning, quickly press the SCAN button [19].
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