Garmin eTrex 20 - Resetting Data; Device Information

36 owner’s manual for use with models 10, 20, 30
Customizing Your Device
EN
navigation aids on the map.
• Marine Alarm Setup
◦ Anchor Drag Alarm—alarm
sounds when you exceed a
specied drift distance while
anchored.
◦ Off Course Alarm—alarm
sounds when you are
off course by a specied
distance.
◦ Deep Water/Shallow
Water—alarm sounds when
you enter water of a specic
depth.
Setting up Marine Alarms
1. Select Setup > Marine >
Marine Alarm Setup.
2. Select an alarm type.
3. Select On.
If necessary, enter a distance,
then select Done.
Fitness
For more information on optional
tness accessories, see page 44.
Resetting Data
You can reset trip data, delete all
waypoints, clear the current track,
or restore default values.
1. Select Setup > Reset.
2. Select an item to reset.
Restoring Specic Settings to
Defaults
1. Select Setup.
2. Select an item to reset.
3. Select menu > Restore
Defaults.