Lexmark 4227 Manual Do Utilizador

Chapter 3: Using the Operator Panel

All buttons except the Start/Stop, FormFeed, and Load/Unload buttons 
on the operator panel can be disabled. To disable the operator panel:

Turn the printer Off.

Press and hold Micro 

↓ 

and Micro 

↑

 and then turn the printer On.

When any button except Start/Stop, FormFeed, or Load/
Unload is pressed while the printer is disabled, the Operator 
Panel Disabled message appears on the display for 
approximately 2 seconds.

To enable the operator panel, repeat the above procedure.