To use the contrast calibration guide:
1.Select 
from the menu wheel.
2.Press 
, then hold down 
. Watch the Calibration Guide to see how the shades of black, gray, and white are affected by your contrast selection.
3.Continue holding 
down. The contrast adjustment will automatically reverse when it reaches extreme light and
extreme dark contrasts. Release 
when the desired contrast level is reached.
To select message text size:
1.Select 
from the menu wheel.
2.Press 
up or down to highlight Message Text,
then press 
to toggle between:
[Now NORMAL] ¾ Displays all message text in the standard font size.
[Now LARGE] ¾ Displays all message text in a larger font size.
3.Select 
to accept the changes and return to the Customize screen.
To select the date format:
1.Select 
from the menu wheel.
2.Press 
up or down to highlight Date Format,
then press 
to cycle between:
[Now DD/MM/YY] ¾ Displays day/month/year format.
[Now YY/MM/DD] ¾ Displays year/month/day format.
[Now MM/DD/YY] ¾ Displays month/day/year format.
3.Select 
to accept the change and return to the Customize screen.
To select the time format:
1.Select 
from the menu wheel.
