Canon VarioPrint 6000 Series Operation Manual page 66

Adjust the control panel
[18] Control panel adjustments
1. Touch [System] -> [Setup] -> [Control panel settings].
2. Choose the automatic adjustment method or touch the + and - buttons to adjust the
brightness and contrast manually.
3. Touch [OK].
66 Chapter 5 - Prepare the print system
VarioPrint 6000 line