Garmin VHF 315 Owners Manual PDF - Page 6

Selecting the Frequency Band, Selecting a Channel, Transmitting with the Radio, Scanning and Saving

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Selecting the Frequency Band You can switch between the USA, International, or Canadian frequency bands (Channel Lists, page 10). NOTE: Not all frequency bands are available on all device models. 1 Select MENU > CHANNEL > FREQUENCY BAND. 2 Select a frequency band. Selecting a Channel You can select an International, Canadian, or USA channel (Selecting the Frequency Band, page 2). Turn the dial. 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. 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. Scanning and Saving Channels Scanning All Channels When you scan channels, the radio searches for channels that are broadcasting. When a channel is broadcasting, the radio pauses on that channel until the broadcast stops. After four seconds of inactivity on a channel, the radio resumes scanning. NOTE: When you turn on ATIS (Automatic Transmitter Identification System, page 8), the radio does not scan or save channels. 1 Select SCAN > ALL. 2 Select an option: • To exclude the currently active channel from subsequent passes and resume scanning, select SKIP. • To scan channel 16 each time another channel is scanned, select +CH16. For example, the radio scans channel 21, channel 16, channel 22, channel 16, and so on. +CH16 appears on the device screen. • To scan channel 16 in its usual order, select -CH16. For example, the radio scans channel 14, channel 15, channel 16, channel 17, and so on. • To end the scan, select EXIT. The radio stops scanning and tunes to the last used, active channel. Saving a Channel You can save any channel except the weather (WX) channels. You can save an unlimited number of channels. 1 Select SCAN. 2 Turn the ENTER dial until you find a channel you want to save. 3 Select SAV CH. appears above a saved channel. Removing a Saved Channel 1 Select SCAN. 2 Turn the ENTER dial until you find a saved channel. NOTE: A saved channel has above it. 3 Select SAV CH. Scanning Saved Channels You can scan only the channels you have saved. When a saved channel is broadcasting, the radio pauses on that channel until the broadcast stops. After four seconds of inactivity on a channel, the radio resumes scanning. NOTE: When you turn on ATIS (Automatic Transmitter Identification System, page 8), the radio does not scan or save channels. 1 Select SCAN > SAVED. 2 Select an option: • To exclude the currently active channel from subsequent passes and resume scanning, select SKIP. • To scan channel 16 each time another saved channel is scanned, select +CH16. For example, the radio scans saved channel 21, channel 16, saved channel 25, channel 16, and so on. +CH16 appears on the device screen. • To stop scanning channel 16, select -CH16. For example, the radio scans saved channel 21, saved channel 25, and so on. • To end the scan, select EXIT. The radio stops scanning and tunes to the last used active channel. Monitoring Multiple Channels Before you can monitor multiple channels, you must turn off ATIS (Automatic Transmitter Identification System, page 8). You can monitor priority channels and the currently selected channel for broadcasting activity. Channel 16 is the first-priority channel on your radio. Channel 9 is the default second-priority channel. You can program a different channel as your secondpriority channel (Selecting a Different Second-Priority Channel, page 2). Select WATCH. Monitoring Two Channels You can monitor your current channel and channel 16 at the same time. Select WATCH > DUAL. DUAL WATCH and the channels you are monitoring appear on the screen. For example, DUAL WATCH CH:, and 16 + 9. Monitoring Three Channels You can monitor your current channel, channel 16, and your second-priority channel at the same time. Select WATCH > TRI. TRI WATCH, your current channel, channel 16, and your second-priority channel appear on the screen. For example, TRI WATCH CH:, and 75 + 16 + 9. Selecting a Different Second-Priority Channel You can select a channel other than channel 9 as your secondpriority channel. 1 Select MENU > CHANNEL > 2ND PRIORITY. 2 Turn the ENTER dial to the preferred channel. 3 Select OK. 2 Basic Operation

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Selecting the Frequency Band
You can switch between the USA, International, or Canadian
frequency bands (
Channel Lists
, page 10
).
NOTE:
Not all frequency bands are available on all device
models.
1
Select
MENU
>
CHANNEL
>
FREQUENCY BAND
.
2
Select a frequency band.
Selecting a Channel
You can select an International, Canadian, or USA channel
(
Selecting the Frequency Band
, page 2
).
Turn the dial.
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.
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
.
Scanning and Saving Channels
Scanning All Channels
When you scan channels, the radio searches for channels that
are broadcasting. When a channel is broadcasting, the radio
pauses on that channel until the broadcast stops. After four
seconds of inactivity on a channel, the radio resumes scanning.
NOTE:
When you turn on ATIS (
Automatic Transmitter
Identification System
, page 8
), the radio does not scan or
save channels.
1
Select
SCAN
>
ALL
.
2
Select an option:
•
To exclude the currently active channel from subsequent
passes and resume scanning, select
SKIP
.
•
To scan channel 16 each time another channel is
scanned, select
+CH16
.
For example, the radio scans channel 21, channel 16,
channel 22, channel 16, and so on.
+CH16
appears on the device screen.
•
To scan channel 16 in its usual order, select
-CH16
.
For example, the radio scans channel 14, channel 15,
channel 16, channel 17, and so on.
•
To end the scan, select
EXIT
.
The radio stops scanning and tunes to the last used,
active channel.
Saving a Channel
You can save any channel except the weather (WX) channels.
You can save an unlimited number of channels.
1
Select
SCAN
.
2
Turn the
ENTER
dial until you find a channel you want to
save.
3
Select
SAV CH
.
appears above a saved channel.
Removing a Saved Channel
1
Select
SCAN
.
2
Turn the
ENTER
dial until you find a saved channel.
NOTE:
A saved channel has
above it.
3
Select
SAV CH
.
Scanning Saved Channels
You can scan only the channels you have saved. When a saved
channel is broadcasting, the radio pauses on that channel until
the broadcast stops. After four seconds of inactivity on a
channel, the radio resumes scanning.
NOTE:
When you turn on ATIS (
Automatic Transmitter
Identification System
, page 8
), the radio does not scan or
save channels.
1
Select
SCAN
>
SAVED
.
2
Select an option:
•
To exclude the currently active channel from subsequent
passes and resume scanning, select
SKIP
.
•
To scan channel 16 each time another saved channel is
scanned, select
+CH16
.
For example, the radio scans saved channel 21, channel
16, saved channel 25, channel 16, and so on.
+CH16
appears on the device screen.
•
To stop scanning channel 16, select
-CH16
.
For example, the radio scans saved channel 21, saved
channel 25, and so on.
•
To end the scan, select
EXIT
.
The radio stops scanning and tunes to the last used active
channel.
Monitoring Multiple Channels
Before you can monitor multiple channels, you must turn off
ATIS (
Automatic Transmitter Identification System
, page 8
).
You can monitor priority channels and the currently selected
channel for broadcasting activity. Channel 16 is the first-priority
channel on your radio. Channel 9 is the default second-priority
channel. You can program a different channel as your second-
priority channel (
Selecting a Different Second-Priority Channel
,
page 2
).
Select
WATCH
.
Monitoring Two Channels
You can monitor your current channel and channel 16 at the
same time.
Select
WATCH
>
DUAL
.
DUAL WATCH and the channels you are monitoring appear
on the screen. For example, DUAL WATCH CH:, and 16 + 9.
Monitoring Three Channels
You can monitor your current channel, channel 16, and your
second-priority channel at the same time.
Select
WATCH
>
TRI
.
TRI WATCH, your current channel, channel 16, and your
second-priority channel appear on the screen. For example,
TRI WATCH CH:, and 75 + 16 + 9.
Selecting a Different Second-Priority
Channel
You can select a channel other than channel 9 as your second-
priority channel.
1
Select
MENU
>
CHANNEL
>
2ND PRIORITY
.
2
Turn the
ENTER
dial to the preferred channel.
3
Select
OK
.
2
Basic Operation