Lexmark MS812dn / MS812dtn
Note: Your home screen may vary, depending on your home screen customization settings, administrative setup, and active embedded solutions.
Select or clear an item.
Save a setting.
Return to the home screen.
Open a context-sensitive Help dialog on the printer control panel.
Scroll to the left.
Scroll to the right.
Here are steps on how to troubleshoot unresponsive control panel or touch screen display.