68 _TroubleshootingUNDERSTANDING DISPLAY MESSAGESMessages appear on the control panel display to indicate the machine’sstatus or errors. Refer to the tables below to understand the messages’meaning and correct the problem if necessary. Messages and theirmeanings are listed in alphabetical order.• xxx indicates the media type.• yyy indicates the tray.• If the message is not in the table, cycle the power and try theprinting job again. If the problem persists, call for service.• Some messages may not appear in the display depending onoptions or models.MESSAGE MEANING SUGGESTEDSOLUTIONS[COMM. Error] The machine has acommunicationproblem.Ask the sender to tryagain.[Incompatible] The machine hasreceived a fax fromwhich is registered asa junk fax.The received fax data willbe deleted.Reconfirm junk fax setup.See page 51[Line Error] Your machine cannotconnect with thereceiving fax machineor has lost contactbecause of a problemwith the phone line.Try again. If the problempersists, wait an hour or sofor the line to clear and tryagain.Or, turn the ECM modeon. See page 51.[No Answer] The receiving faxmachine has notanswered afterseveral redialattempts.Try again. Make sure thatthe receiving machine isoperational.[Stop Pressed] Stop/Clear has beenpressed during anoperation.Try again.[yyy]Paper EmptyThere is no paper inthe tray. Load paper in the tray.[yyy]Paper MismatchThe paper sizespecified in the printerproperties does notmatch the paper youare loading.Load the correct paper inthe tray.Cancel?W Yes XYour machine’smemory has becomefull while trying tostore an original intomemory.To cancel the fax job,press the OK button toaccept Yes.If you want to send thosepages that have beensuccessfully stored, pressthe OK button to acceptNo. You should send theremaining pages later,when memory is available.Connection Error Connection with theSMTP server failed. Check the server settingsand the network cable.Data Read FailCheck USB Mem.Time expired whilereading data.Try again.Data Write FailCheck USB Mem.Storing to the USBmemory failed. Check the available USBmemory space.Document Jam The loaded originalhas jammed in theADF.Clear the jam. See page64.Door Open The front cover is notsecurely latched.Close the cover until itlocks into place.Duplex Jam 0Check InsidePaper has jammedduring duplex printing.This is applicable onlyto machines with thisfeature.Clear the jam.See page 66.Duplex Jam 1Open/Close DoorPaper has jammedduring duplex printing.This is applicable onlyto machines with thisfeature.Clear the jam.See page 66.Enter Again You entered anunavailable item. Enter the correct itemagain.File FormatNot SupportedThe selected fileformat is notsupported.Use the correct file format.Group NotAvailableYou have tried toselect a group locationnumber where only asingle locationnumber can be used,such as when addinglocations for a MultipleSend operation.Use a speed dial numberor dial a number manuallyusing the number keypad.Install TonerTThe toner cartridge isnot installed.Install the toner cartridge.Invalid TonerTThe toner cartridgeyou have installed isnot for your machine.Install the a Samsung-genuine toner cartridgedesigned for yourmachine.Line Busy The receiving faxmachine did notanswer or the line isalready engaged.Try again after a fewminutes.Mail ExceedsServer SupportThe mail size is largerthan the supportedsize by SMTP server.Divide your mail or reducethe resolution.Main MotorLockedThere is a problem inthe main motor. Open and then close thefront cover.MESSAGE MEANING SUGGESTEDSOLUTIONS