Subaru 2009 Impreza Navigation System - Manual (Page 66)

66 Navigation
Navigation Setup
Set clock
Since the adjustments for minutes and seconds are made automatically
using the time data provided by GPS satellites, you can set your clock by
simply performing a time-zone and daylight saving time adjustment
using this function.
1
Press the button, then select (navigation
setup), and then select (set clock).
2
Select if you prefer 24-hour display; select for
12-hour display.
3
Select the time-zone by pressing or .
NOTE
Initial time-zone setting of this navigation unit is Eastern (Disc A)/Mid (Disc B)/
Pacific (Disc C).
4
Select the daylight saving time mode by pressing
or .
NOTE
Select to advance the time by one hour.