Contents
4.6.13.H1–xxxx(DoubleCassetteFeederUnitError)................................................................4−129
4.6.14.H1–xxxx(HighCapacityFeederUnitError)...................................................................4−142
4.6.15.H1–xxxx(HighCapacityFeederSideUnit(LCTUnit)Error).............................................4−148
4.6.16.H2–xxxx(Finishererror)............................................................................................4−156
4.6.17.Mx–xxxx(Jamerror).................................................................................................4−157
4.6.18.Mx–xxxx(Traynotinstall_Paperempty_Outbinfull).......................................................4−166
4.6.19.Sx–xxxx(Systemerror)..............................................................................................4−175
4.6.20.U1–xxxx(Fusererror)................................................................................................4−195
4.6.21.U2–xxxx(LSUerror).................................................................................................4−198
4.6.22.U3–xxxx(DocumentFeedererror_DSDFforLXmodel).................................................4−202
4.6.23.U3–xxxx(DocumentFeedererror_DSDFforGXmodel)..................................................4−208
4.7.Imagequalityproblemsandsolutions........................................................................................4−214
4.7.1.VerticalBlackBand...................................................................................................4−217
4.7.2.VerticalWhiteBand,LightBand..................................................................................4−218
4.7.3.HorizontalperiodicBlackBandorDot..........................................................................4−220
4.7.4.HorizontalperiodicLight/DarkBandorDot...................................................................4−221
4.7.5.FoggyImage............................................................................................................4−222
4.7.6.LightImage..............................................................................................................4−223
4.7.7.BlurredImage...........................................................................................................4−224
4.7.8.Incorrectcolorregistration.........................................................................................4−225
4.7.9.Unevenpitchandjitterimage......................................................................................4−226
4.7.10.Skewedimage...........................................................................................................4−227
4.7.11.Blankcopy...............................................................................................................4−228
4.7.12.Poorfusingperformance.............................................................................................4−229
4.7.13.Stainonthepaperbackside.........................................................................................4−230
4.7.14.SettingStandardTone................................................................................................4−231
4.7.15.DuplexBlur_WhiteSpot_Bluroncolorprint-out.............................................................4−234
4.8.OtherErrors..........................................................................................................................4−235
4.8.1.Imagesystemproblem................................................................................................4−235
4.8.2.Fuserproblem...........................................................................................................4−239
4.8.3.ScannerandDocumentFeederproblem.........................................................................4−240
4.8.4.Driveunitproblem....................................................................................................4−242
4.8.5.Feedingsystemproblem.............................................................................................4−243
4.8.6.LSUproblem............................................................................................................4−245
4.8.7.Electricalcircuitproblem............................................................................................4−246
4.9.AdjustingtheDSDFskew.......................................................................................................4−251
5.ConnectionDiagram............................................................................................................................5−1
5.1.ConnectionDiagram(FUSER_EXIT_DUPLEX_TONER)................................................................5−1
5.2.ConnectionDiagram(Scanner).....................................................................................................5−2
5.3.ConnectionDiagram(LSU_OPE_USB).........................................................................................5−3
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