6f5f31d5_Printer_Error_Code_Information__Solutions
[Error Code] Error 122 [Error Message] Fuser Error - Problem in the fuser, not heating, heating to quickly or too hot. Perform fuser service check. Can also be LVPS or system board. Replace fuser assembly [Solutions] 
Replace Fuser Lexmark Fuser
Lexmark Printer Error Code Information
Solutions