Garmin GPSMAP 168 Sounder - Manual (Page 82)

71
Reference
Main Menu:
Track Tab
• Interval— defi nes the frequency at which the track plot is recorded. Three interval settings are
available:
Time— records track plot based on a user-defi ned time interval.
Resolution— records track plot based upon a user-defi ned variance from your course over
ground. The resolution option is the default setting and is recommended for the most effi cient
use of memory and TracBack performance. The distance value (entered in the value fi eld) is
the maximum error allowed from the true course before recording a track point.
Distance— records track based on a user-defi ned distance between points.
• Value— defi nes the distance or time used to record the track log.
• Save— allows you to save the current active track log.
• Clear— allows you to clear the active track log currently stored in memory.
For the ‘Saved’ tab, the following options are available by pressing MENU :
• Show Map— displays the saved track log on a Track Map page.
• Delete Track— deletes highlighted saved track log from memory.
• Delete All— deletes all saved track logs from memory.
You may also activate a TracBack from any track on the ‘Saved’ tab.
To activate a TracBack from the ‘Saved’ tab list:
1. Using the ARROW KEYPAD, highlight the track you wish to use for a TracBack and press
NAV/MOB.
2. The ‘Follow <track name>’ will automatically appear highlighted. Press ENTER/MARK.
3. Choose either ‘Original’, which will navigate you from the end to the start of your trip, or ‘Reverse’,
which will navigate you from the start to the end of your trip and press ENTER/MARK.
You can use the ‘Show Map’ option to
display a saved track.
The track name will automatically
appear when highlighted on the
‘Saved’ list and NAV/MOB is pressed.
168 Manual Part 2.indd 71 11/18/2002, 3:37:58 PM