ID "Off" disables the units interpretation of targets, and displays the "raw" sonar information as it is received. Advanced users may prefer this type of presentation, so they can make there own interpretation from the information displayed.
TripLog
Triplog provides a time/distance calculation, based on input from the optional speed accessory. The timer is started when the unit is first powered, and distance information is collected to provide elapsed distance since
The Triplog can be reset at any time by pressing STOP. Press ENTER to return to the normal screen.