Basic Operation; Turning The Radio On And Off; Adjusting The Volume; Adjusting The Squelch - Garmin 190-01098-00 Owner's Manual

Basic Operation

Turning the Radio On and Off

IMPORTANT: To use the DSC capabilities of your radio, you must first enter an MMSI
number. See page 14
To turn on the radio, press and hold the
(International models). If you have not entered a Mobile Maritime Safety Identity (MMSI)
number, you must press the
press and hold the 16/9
TIP: For information on enabling auto power-on, see

Adjusting the Volume

TIP: To set the appropriate volume level, first turn the squelch level to off, and then adjust
the volume. See below for more information on adjusting the squelch level.
1. Press the VOL/SQL
2. Turn the Channel

Adjusting the Squelch

1. Press the VOL/SQL
2. When receiving, rotate the
3. Rotate the Volume

Selecting Channels

Turn the Channel knob clockwise or counterclockwise to change channels. See
lists of International, Canadian, and USA channels.

Transmitting with the Radio

1. Select the appropriate channel.
2. Check to ensure that the channel is clear before transmitting. The Federal
Communications Commission (FCC) and international regulations require that you not
obstruct the communications of others.
3. Press the PTT key on the handset to transmit on the current channel. The
displayed at the top of the screen.
4. Speak your message and release the
NOTE: Five minutes is the maximum amount of time for transmission. After you have
pressed PTT key for five minutes, PTT is disabled until you release the

Basic Operation
for more information.
16/9
CLEAR key to access the Home screen. To turn off the radio,
key or the 16+ key.
key until the screen displays "CURRENT VOLUME."
knob on the handset to adjust the level.
key until the screen displays "CURRENT SQUELCH."
Volume knob counterclockwise until you hear audio.
knob clockwise until there is no background noise.
key (North American models) or
page 31.
PTT key.
16+
page 36
TX
PTT key.
VHF 300 Series Owner's Manual
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for
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