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System Status Icons
Icon Status
Receiving an incoming signal
Transmitting
Transmitting at 25 W
Transmitting at 1 W
Saved channel
Local receiver mode, often used in areas with radio frequency interference (harbors)
ATIS enabled
Position tracking enabled
Auto channel changing disabled
Incoming or missed DSC call
Weather alerts enabled
GPS signal acquired
Basic Operation
Turning On and Off the Device
Hold PWR.
TIP: You can set the device to turn on automatically (System Settings, page 23).
Adjusting the Radio Volume
1 Set the squelch level to MIN before you adjust the radio volume (optional).
2 Turn the VOL/SQ dial to increase or decrease the radio volume.
Adjusting the Squelch Level
You can adjust the sensitivity level of the squelch to filter out background noise. When you increase the squelch
level, you hear fewer weak background signals when you are receiving.
1 Press the VOL/SQ dial.
SQUELCH appears on the screen.
2 Turn the VOL/SQ dial counter-clockwise until you hear audio.
3 Turn the VOL/SQ dial clockwise until there is no background noise.
Basic Operation 5
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