JTG JT280 2012 User Manual page 78

Trip, Average speed
functions (TR1, A1 and S1)
These functions indicate the partial distance covered,
average time and the time the vehicle has been on the
current trip. They are activated automatically and are
displayed on the screen with the indicators TR1, A1
and S1 respectively, displaying the distance covered in
km, speed in km/h and time in hours, minutes and
seconds by default.
For more information on the rest of functions of the system, go to:
http://www.jotagas.com
32
and Automatic Chronometer
Manual Stopwatch function(LAP)
This function enables you to activate or deactivate a
stopwatch manually, either if the vehicle is stationary
or in movement. To activate the stopwatch, press the
UP button on the screen displayed below, and to
deactivate, press the UP button again. To delete the
average time, press the DOWN button.