Oki Data CONFIDENTIAL44043511TH Rev.2 271 /Function LCDStatus Message Help MessageShows an inverter is not connected to the printer(finisher-related). This error occurs in printing pagesthat uses the finisher function of the printer (stapling,punching, saddle stitching or a high-capacitystacker).Install InverterPlease see HELP for detailsError Code: 474[Context]The inverter has not beenconnected.[Action]Confirm that the face-up stackeris closed.Connect the inverter to the printer.Shows a finisher is not connected to the printer(finisher-related).Install FinisherPlease see HELP for detailsError Code: 473[Context]The finisher has not been connected.[Action]Connect the finisher to theinverter.Shows the printer was jammed with paper whilefeeding paper.Error 390 : Side CoverOpen CoverPaper Jam%COVER%Please see HELP for detailsError Code: nnn[Context]Paper jam occurred during thepaper feed process.[Action]Remove any paper from theMPTray.Open the indicated cover.Gently pull and remove thejammed paper.Close the cover.Shows the printer was jammed with paper whilefeeding paper from the tray.Error 391 : Tray1 Side CoverError 392 : Tray2 Side CoverError 393 : Tray3 Side CoverError 394 : Tray4 Side CoverError 395 : Tray5 Side CoverOpen CoverPaper Jam%COVER%Please see HELP for detailsError Code: nnn[Context]Paper jam occurred during paperfeed.[Action]Open the indicated cover.Gently pull and remove thejammed paper.Close the cover.Shows paper was jammed on its path of the printer.Error 380 : Side CoverError 384 : Exit’s Side CoverOpen CoverPaper Jam%COVER%Please see HELP for detailsError Code: nnn[Context]Paper jam occurred in the paperpath.[Action]Remove any paper from theMPTray.Open the indicated cover.Gently pull and remove thejammed paper.Close the cover.