Press and hold the CLOCK (SOUND) button until you hear a beep. The displayed time begins to blink. Change the hours by pressing the H (preset 4) button until the numbers advance to the desired time.
Change the minutes by pressing the M (preset 5) button until the numbers advance to the desired time.
Press the CLOCK (SOUND) button again to enter the set time.
You can quickly set the time to the nearest hour. If the displayed time is before the half hour, press the CLOCK (SOUND) button until you hear a beep, then press the R (preset 6) button to set the clock back to the previous hour. If the displayed time is after the half hour, the clock sets forward to the beginning of the next hour.

For example:
1:06 will reset to 1:00
1:53 will reset to 2:00
Resuming Your Trip
Stop your vehicle en route (e.g., to rest, stop for gas, etc.), and then
continue on
your route.
If you did not complete your route, the Continue Trip screen is displayed when
you
restart you ...
Tire and Wheel Replacement
Replace your tires with radials of the same size, load range, speed rating,
and
maximum cold tire pressure rating (as shown on the tire’s sidewall). Using tires
of a
different size or construc ...
As required by the FCC
1)This device complies with Part 15 of the
FCC Rules and Canadian RSS-210/RSSGen.
Operation is subject to the following
two conditions: (1) this device may not
cause harmful interference, and (2 ...