Owner's Manual
Page 9
...; Power automatically turns off after 5 minutes if no buttons have been pressed, or HOLD down MODE/Power to the last mode you selected. When the BackTrack is turned back on, it returns to turn on the Backlight • PUSH MARK to turn off about 30 seconds later. Other Operations Changing the... when any Location Mode PUSH PUSH QUICK PRESS both the MARK and MODE/Power buttons at anytime. In any of 999 miles or kilometers. The BackTrack will automatically turn off manually.
...; Power automatically turns off after 5 minutes if no buttons have been pressed, or HOLD down MODE/Power to the last mode you selected. When the BackTrack is turned back on, it returns to turn on the Backlight • PUSH MARK to turn off about 30 seconds later. Other Operations Changing the... when any Location Mode PUSH PUSH QUICK PRESS both the MARK and MODE/Power buttons at anytime. In any of 999 miles or kilometers. The BackTrack will automatically turn off manually.