Changing Setup Options
Push 
if you want to skip to the next option (contrast level). If you push 
, the screen will display your current 
and 
buttons. Push 
when done. The next screen will display:
And then several seconds later it will display:
Push 
if you want to skip changing contrast level and exit the setup options menu.
If you push 
, the screen will display your current contrast level setting. Change
the contrast level by pushing the 
and 
buttons. Push 
when done to save changes and exit “setup options” mode and return to “view” mode.
Logio User’s Manual, page 28