Garmin GPSMAP 640 - Manual (Page 58)

52 GPSMAP 620 and GPSMAP 640 Owner’s Manual
Marine Mode: Advanced Configuration
Configuring the Active Track Options
From the Home screen, touch information > User Data > tracks
> Active track options .
Record Mode—select off , Fill , or Wrap .
• off—does not record a track log.
• Fill—records a track log until the track memory is full.
• Wrap—continuously records the track log, replacing the oldest
track data with new data.
interval—define the frequency at which the track is recorded.
Recording more-frequent plots is more accurate, but fills the track
log faster.
• interval—set whether the interval is determined by distance,
time, or resolution. (Touch Change to set the quantity.)
◦ Distance—record the track based on a distance between
points.
◦ time—record the track based on a time interval.
◦ Resolution—record the track based on a variance from
your course. This setting is recommended for the most
efficient use of memory. The distance value (Change) is
the maximum error allowed from the true course before
recording a track point.
• Change—set the value of the interval.
track Color—set the color of the track.
Configuring the Numbers Screen
From the Home screen, touch Dashboard > Numbers > Menu >
Configure .
1. Select the number of data fields you want to show on
the Numbers screen. The Numbers screen appears with
changeable data fields.
2. Touch the data field you want to change.
3. Touch the data type you want to appear in the selected data
field.
4. Repeat steps 3 and 4 until all the data fields contain the
information you want.
5. Touch Done .