Dodge 2007 LX Magnum Owner's Manual page 180

180 UNDERSTANDING YOUR INSTRUMENT PANEL
1. At the Main Menu screen, highlight "Clock Setup"
and press ENTER OR press and hold for 3 seconds the
TIME button on the unit's faceplate. The Clock Setup
screen appears.
2. To show the GPS clock, select "Displayed Clock: GPS
Clock" and press ENTER.
3. To adjust the time zone, Select "Time Zone" and press
ENTER. Select the appropriate time zone and press
ENTER.
4. To turn daylight savings on or off, select "Daylight
Savings" and press ENTER. Select "On" or "Off" and
press ENTER.
5. Select DONE to exit from the clock setting mode. Press
ENTER to save your changes. If you press CANCEL or
NAV then your changes will not be saved.
User Defined Clock
If you wish to set the clock to a time different than the
system clock, you can manually adjust the time by
choosing the "User Defined Clock" option.