Garmin VHF 215 AIS Series Panduan Pemilik - Halaman 26
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Icon Status
~
Incoming or missed DSC call
~
Weather alerts enabled
I);
GPS signal acquired
Basic Operation
Turning On and Off the Device
Hold
PWR.
Adjusting the Radio Volume
1
Set the squelch level to
MIN
before you adjust the radio volume (optional}.
2
Tum the
VOUSQ
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
VOUSQ
dial.
SQUELCH appears on the screen.
2
Tum the
VOUSQ
dial counter-clockwise until you hear audio.
3
Tum the
VOUSQ
dial clockwise until there is no background noise.
Selecting the Frequency Band
You can switch between the USA, International, or Canadian frequency bands.
NOTE:
Not all frequency bands are available on all device models.
1
Select
MENU
>
CHANNEL
>
Frequency band.
2
Select a frequency band.
4
Selecting a Channel
You can select an International, Canadian, or USA channel (page
4).
Select an option:
•
To select a channel on the device, tum the
SELECT
dial.
•
To select
a
channel on the handset, select
..._
or
,.
.
Transmitting with the Radio
1
Select an appropriate channel.
2
Verify that the channel is clear.
NOTE:
You cannot obstruct the communications of other people due to
Federal Communications Commission (FCC) and international guidelines.
3
Select
PTT on
the handset.
Tx
appears at the top of the screen.
4
Speak into the handset.
NOTE:
Five minutes is the maximum time allowed for transmission. After five
minutes of transmitting, PTT is disabled until you release PTT.
5
Release
PTT.
Setting the Receiving Sensitivity
You can control the receiving sensitivity of the radio. When you have noise in
high-traffic areas or areas with electromagnetic interference, such
as
near cell-
phone towers, you can set the receiving sensitivity to LOC to decrease receiver
sensitivity. In remote areas and on open water, you can set the receiving
sensitivity to DIST to ensure that you use the maximum range of the receiver.
1
Select
HI/LO.
2
Select an option:
•
Select
LOC
to enable local sensitivity.
•
Select
DIST
to enable distant sensitivity.
Quick Start Manual