Initial Setup
Push 
. The screen will display:
Push 
and 
if you want to change the default
Push 
when you are done. You can always change this setting later by pushing
the setup options button 
.
9.Set up contrast level The screen will display:
Contrast level of the characters displayed on the screen is set by default to level three and, unlike other settings, defaults back to this level every time you remove the battery. Note that you may need to adjust the contrast level as the battery starts to wear down over a period of use (see “Changing Setup Options” section).
Push 
. The screen will display:
Push 
and 
if you want to change the contrast level (14 levels are available).
Logio User’s Manual, page 14
