Garmin GPS Receiver GPSMAP User Manual

4.6

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Owner's of the Garmin GPS Receiver GPSMAP gave it a score of 4.6 out of 5. Here's how the scores stacked up:

  • Reliability

    5.0 out of 5

  • Durability

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  • Performance

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  • Ease of Use

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GPSMAP 78 Series Owner’s Manual 29
Customizing Your Device
Spot Soundings—allows you to
turn spot soundings on and set
dangerous depths.
Light Sectors—displays the sector
in which a navigational light is
visible. You can select On to show
light sectors at all times, or you can
select Auto to allow the chartplotter
to automatically lter out light
sectors depending on the zoom
level.
Symbol Set—allows you to show
NOAA or IALA symbols on the
map.
Marine Alarm Setup—sets the
anchor drag alarm, off course
alarm, deep water alarm, and
shallow water alarm.
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Setting up Marine Alarms
Setting the Anchor Drag Alarm
You can set an alarm to sound when
you exceed a specied drift distance
while anchored.
1. From the main menu, select Setup
> Marine Settings.
2. Select Anchor Drag Alarm > On.
3. Enter a distance.
4. Select Done.
Setting the Off Course Alarm
You can set an alarm to sound when
you are off course by a specied
distance.
1. From the main menu, select Setup
> Marine Settings.
2. Select Off Course Alarm > On.
3. Enter a distance.
4. Select Done.

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