Lexmark 622 Manuale Utente
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Solving display problems
If the suggested corrective action does not fix the problem, call your service representative.
Problem
Action
Operator panel displays only
diamonds or is blank.
diamonds or is blank.
• Turn the printer off, wait about 10 seconds, and turn the printer on.
•
•
Performing Self Test
appears on the operator panel. When the test is
completed,
Ready
is displayed.
If the messages do not appear, turn the printer off and call the Lexmark
Customer Support Center.
Customer Support Center.
Menu settings changed from
the operator panel have no
effect.
the operator panel have no
effect.
Settings in the software application, the printer driver, or the printer utilities are
overriding the settings made from the operator panel.
overriding the settings made from the operator panel.
• Change the menu settings from the printer driver, the printer utilities, or the
software application instead of the operator panel.
• Disable the settings in the printer driver, the printer utilities, or the software
application so you can change settings from the operator panel.