Adjusting The Brightness - Canon Color imageRunner C3220 Reference Manual

Adjusting the Brightness

If the touch panel display is difficult to view, use the display contrast dial on the
control panel to adjust its brightness.
2
NOTE
To make the touch panel display brighter, turn the dial counterclockwise. To make it
darker, turn the dial clockwise.
2-28 Using the Touch Panel Display
Display Contrast
Lighter Darker