28 Solving display problems

If the suggested corrective action does not fix the problem, call your service representative.

Problem

Action

Operator panel displays only

• Turn the printer off, wait about 10 seconds, and turn the printer on.

diamonds or is blank.

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.

 

 

Menu settings changed from

Settings in the software application, the printer driver, or the printer utilities are

the operator panel have no

overriding the settings made from the operator panel.

effect.

• 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.

 

 

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Lexmark 620, 622 manual Solving display problems, Problem Action