Chapter 4 Troubleshooting4-8The Paper jam message is displayed on the message displaywhen paper becomes stuck in the paper transport system, thepaper feed timing is incorrect, or paper fails to feed at all. Thejam can be corrected by removing the paper.The printer goes off-line when the Paper jam message isdisplayed.When a paper jam occurs, a paper jam message and the paperjam location are indicated on the message display. Details ofthe messages and paper jam locations are as follows:When the jammed paper has been removed, open and closethe printer’s top cover. Then the printer automatically warmsup, goes on-line, and continues printing. Depending on thepoint at which the jam occurred, the printer may or may notprint the jammed page.If paper jams occur frequently, try using a different type ofpaper, replace with paper from another ream, turn the stackof paper over, or turn the paper the other way around. Also,look for tiny pieces of paper that may have been torn off andoverlooked when the jammed paper was removed.If you cannot solve the problem by changing the paper, theremay be a problem with the printer. Contact your servicerepresentative.When pulling the paper, pull it gently so as not to tear it. Tornpieces of paper are difficult to remove and may be easilyoverlooked, deterring the jam recovery.Online help messagesWith the online help message function, this printer candisplay the procedure to correct a paper jam on the messagedisplay. When a paper jam message is displayed, press thekey.Pressing the key at the online help message display showsthe next step; pressing the key shows the previous step. Toexit the online help message display, press the key. Thepreviously shown paper jam message appears.Correcting a Paper JamPaper jam message Pager jam location Description Reference PagePaper jamMP TrayA Paper is jammed at the MP tray.4-9Paper jamPrinterB Paper is jammed inside the printer.4-9Paper jamRear coverC Paper is jammed in the rear cover section.4-11Paper jamDuplexerD Paper is jammed in the option duplexer. Duplexer DU-400 OprationGuidePaper jamCassette 1(2,3,4,5)E Paper is jammed at the paper cassette or option paperfeeder cassette.4-9CAUTION• Take care not to leave any small pieces of paper in theprinter when removing paper jams as this may result in fire.• The printer’s fuser unit is extremely hot. Take sufficient carewhen working in this area, as there is a danger of gettingburned.NOTE??