MB280- 72 -MaintenanceA wait message appears.The smart card is read.9 Remove the smart card from the reader, yourmachine is ready to print again.Issues with smart cardsIf you use a smart card that has already been used, themachine will display:then,If you use a defective smart card, the machine will display:then,If the C button is pressed while the smart card is beingread, the machine displays:CleaningScanner reading system cleaningWhen one or more vertical lines appear on the copies,clean the glass of the scanner.1 Open the scanner cover until it is standing invertical position.2 Wipe the glass with a soft lint-free cloth soaked withmild alcohol.3 Close the scanner cover.4 Make a copy to check that the symptoms havedisappeared.Printer cleaningDust, dirtiness and paper debris on the external andinternal surfaces of the printer can affect its operation. Weadvise that it is cleaned regularly.Printer external cleaningClean the external part of the printer with a soft clothsoaked in mild detergent.Document-feeder roller cleaningClean the roller of the document feeder when:• one or more vertical lines appear on the copies ofdocuments placed on the document feeder (presenceof debris, ink, glue, etc., in the paper transportmechanism).• the message **Y OU SHOULD CLEAN THE ROLLER OF THESCANNER FEEDER . PLEASE REFER TO USER MANUAL.P RESS WHEN THE ROLLER IS CLEANED ** warnsyou that the document feeder cannot transport papersheets anymore (dust, dirt or debris obstructing therollers). Press OK to clear the message on the screen.To clean the document feeder roller, proceed as shownbelow:1 Press the On/Off button to turn off the device(0 position) and unplug the power cord.2 Open the document-feeder scanner cover.3 Clean the rollers of the document feeder and thetwo idler rollers located on the mobile part of thescanner with a soft lint-free cloth dampened withmild alcohol.To clean them, rotate them in the same direction asduring paper transport.4 Wipe the rollers with a soft, dry lint-free cloth untilthey are dry.5 Close the document-feeder scanner cover.6 Plug the power cord to outlet on the wall and pressthe On/Off button to turn on the device (I position).7 Make a copy to check that the symptoms havedisappeared.PLEASEWAITNEW TONERREMOVE CARDPLEASEWAITREMOVE CARDALREADY USEDPLEASEWAITUNKNOWN CARDREMOVE CARDACTION CANCELLEDREMOVE CARD