Troubleshooting > 160Error355Please change Belt Unit: %ERRCODE% The transfer belt has reached the end of itslife and printing will stop.Warning status takes effect at cover open/close.Replace transfer belt.Error348Please check Fuser Unit: %ERRCODE% Open the top cover, check the fuser isinstalled correctly and close the cover.If the code still displays, replace the fuser.Error544545546547Please check %COLOR% Toner Cartridge:%ERRCODE%Toner cartridge lever has not been locked.Lock into place securely.Error 544: YError 545: MError 546: CError 547: KError340341342343Please check %COLOR% Image Drum Image drum not installed correctly.Fit image drum.Error 340: YError 341: MError 342: CError 343: KError320Please check Fuser Unit Fuser unit is not installed correctly.Fit fuser unit.Error330Please check Belt Unit Belt unit is not installed correctly.Fit belt unit.Error321Power Off and Wait for a while Motor driver IC overheat detected.Error310311Cover OpenClose the flashing coverClose the cover.Error 310: Top coverError 311: Front coverIf the code still appears, contact your dealer.Error316Cover OpenClose the flashing coverClose the duplex cover.If the code still appears, contact your dealer.Error Cover OpenClose the flashing coverIndicates that the ADF cover is open.Indicates that the inter-lock cover on thescanner unit is lifted up.Note: If the inter-lock cover is lifted upduring scanning from the ADF, a documentjam message will display.If the code still appears, contact your dealer.Error Document jam!Open & check theflashing coverIndicates a document jam has occurredduring scanning.See “Clearing paper jams” .If the code still appears, contact your dealer.Error Wait a MomentProgram Data ReceivingYour machine's network card firmware isbeing reprogrammed.Error Wait a MomentProgram Data Received OKYour machine's network card firmware isbeing reprogrammed.STATUS /CODEMESSAGE MEANING / ACTION