Garmin VHF 720 - Manual (Page 10)

4
GETTING
STARTED
Keys &
Function
Displays
Eleven keys provide access to all of the unit’s
features and functions. When any key (except
the PTT key) is pressed, the unit will acknowl-
edge by emitting a single beep confirmation
tone. Some keys have dual functions.
Power/Backlighting Key - This key turns on
the unit when pressed and released, and turns
the unit off when pressed and held for more than
one second. Briefly pressing and releasing the
power key when the unit is on will activate the
backlighting feature and will last for five seconds
after the last key is pressed.
Channel Up and Channel Down Keys -
Pressing these CH arrow keys sets the operating
channel. Pressing these keys while the Squelch
key is pressed and held, sets the squelch
threshold level.
Weather Channel/Regular Channel Key -
Pressing and releasing this key will toggle
between the ten weather channel band and the
fifty-six regular channel band. Pressing this key
for more than one second will activate the
weather alert feature if a weather channel is
currently displayed.
NOTE: WX Alert Mode will interrupt regular use
momentarily to monitor for a weather alert tone on
the selected weather channel.
Volume Increase and Volume Decrease Keys -
Pressing the plus and minus keys increases or
decreases the volume of received transmissions
and audio tones.
Power/Backlighting
Key
Channel Up &
Channel Down Keys
Weather Channel/
Regular Channel Key
Volume Increase &
Volume Decrease
Keys
ALERT