B25007 - MaintenanceB2500 MFP User’s Guide37display:then,If the C button is pressed while the smart card isbeing read, the machine displays:CleaningScanner reading system cleaningWhen one or more vertical lines appear on thecopies, 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 soakedwith mild 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 itsoperation. We advise that it be cleaned regularly.Printer external cleaningClean the external part of the printer with a softcloth soaked in mild detergent.Printer issuesError messagesWhen the printer encounters any of the problemsdescribed below, the corresponding message isshown on the machine display.Paper jamWhen printing, a sheet of paper may get stuck inthe printer or the paper tray and cause a paperjam.In case of a paper jam in the machine, thefollowing message appears:Open the paper jam cover located at the back ofthe machine. Remove the jammed sheet of paperand close the cover.PLEASEWAITUNKNOWN CARDREMOVE CARDACTION CANCELLEDREMOVE CARDMessage ActionCHECK TONERCheck the presence of atoner cartridge in themachine.TONER NEAR ENDIndicates that yourconsumable will needchanging soon.REPLACE PAPER Add paper in tray.HEATING Message displayed whenstarting the machine.CLOSE COVER PRINTER The printer front cover isopen, close it.TONER EMPTYREPLACE Replace the tonercartridge.PAPER JAMREMOVE TONERA sheet of paper isjammed in the machine.Take out the tonercartridge and remove thejammed paper sheet.Take out the paper trayand remove the jammedpaper sheet. Then openand close the consumablecover.PAPER JAM EXTERNALTRAYA sheet of paper isjammed in the machine.Open the paper jamcover. Remove thejammed paper sheet.Then open and close theconsumable cover.PAPER EMPTY Add paper in the papertray.PAPER JAMEXTERNAL TRAYMessage Action