143MaintenancePAPER JAMEXTERNAL TRAYOpen the cover.Remove the jammed sheet from the print outlet.PAPER JAMINTERNAL TRAYOpen the cover.Remove the jammed sheet from between thetray and the fusing unit.PRINTER ERROR XX Disconnect and reconnect the terminal.If the problem persists, contact your supplier.PAPER SIZE ERROR Check paper size (A4 / LETTER / ...).PAPER JAMUPPER RV MODULEPaper jam in top part of duplex module. Openthe top access door of the module and removethe jammed sheet.PAPER JAMLOWER RV MODULEPaper jam in bottom part of duplex module.Open the bottom access door of the module andremove the jammed sheet.CHECK PAPER TYPE Verify that the paper type used complies withmanufacturer data (refer to paragraphCharacteristics, page -150).PAPER JAMINSIDEVerify the paper size of the duplex module andcheck that it corresponds effectively tomanufacturer data (refer to paragraphCharacteristics, page -150).Message Action