3M MT73H7B4D10NA Manual - Page 15
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12.1 Quick guides
Power on
Enter
menu
Choose
channel
Adjust
communication
radio volume
Adjust level
dependent
radio volume
VOX on
"Power on"
Power off
Press middle
button for 2 s.
"Menu"
Exit
menu
Short press middle
button.
"Menu"
Short press on
middle button.
"Menu"
Short press on
middle button.
"Menu"
Short press on
middle button.
"VOX on"
VOX off
Double press on
PTT button.
© 3M Svenska AB
Värnamo, Sweden
"Channel"
Short press on
middle button.
"Radio
volume x"
2 short press on
middle button.
"Surround
volume x"
4 short press on
middle button.
"Power off"
Press middle
button for 2 s.
"Beep"
Press + and – on
the same time or
wait 10 s.
"Channel x"
Short press on
either + or - button
to adjust channel.
"Radio
volume x"
Short press on
either + or - button
to adjust radio
volume.
"Surround
volume x"
Short press on
either + or - button
to adjust radio
volume.
"VOX off"
Double press on
PTT button.