Load mediaLoad manual feederPrint side two of a duplex jobInvalid engine codeInvalid network codeToner LowImaging drum near fullReplace imaging drumReplace imaging drum (printerhard stop)Unsupported toner cartridgeToner cartridge not installedChange invalid toner cartridgeProgramming engine codeProgramming system codeCancel jobReset printerService errorPrinter error*Paper jam printer error** See Secondary error codes for more information.Secondary error codesWhen the Error and Continue lights are both on, a secondary error occurred. Press and releaseContinue twice quickly to display secondary error code light sequences. The following table shows whatthese light sequences mean and what you can do.