900 Error Code when the Lexmark C54x/X54x Is Set to Quiet Mode

Document ID:SO5139

Usergroup :External
Lexmark C544 Lexmark C546 Lexmark CV540 
Lexmark CV546 Lexmark X543 Lexmark X544 Lexmark X546 


900 error; error message; printer will not print; error code; 900 message; 900 code; quiet mode





It is possible for the printer/MFP to display a 900 error code, to or hang during a duplex job, if the printer/MFP is in Quiet Mode.



Step Action


Power off the printer/MFP and remove the paper tray.




Remove all media from the tray and adjust the right-hand tray guide back and forth until it is set on letter.

Reload the media in the tray and insert the tray into the printer/MFP.




Power on the machine and print the job that has been causing the error message.

Did the job print correctly?

Yes: The error is resolved.
No: Continue with the next step.




Update the firmware with the latest version. 

If the issue persists, contact Lexmark Technical Support. 



Contacting Lexmark


If you need additional assistance, please see contact information. NOTE: When calling for service you will need to know your printer model type and serial number.

Please call from near the printer in case the technician asks you to perform a task involving the printer.