Samsung Xpress M262 Series - Page 3

Contents
2.2.5.4.JointPBA....................................................................................................2−22
2.2.5.5.ElectricalPartsLocation.................................................................................2−23
2.2.5.6.SMPSBoard................................................................................................2−26
2.2.5.7.HVPSBoard................................................................................................2−28
2.2.6.EngineF/WControlAlgorithm......................................................................................2−29
2.2.6.1.Feeding.......................................................................................................2−29
2.2.6.2.Transfer.......................................................................................................2−29
2.2.6.3.Fusing.........................................................................................................2−30
2.2.6.4.LSU............................................................................................................2−30
2.2.7.SoftwareDescriptions..................................................................................................2−31
2.2.7.1.Softwaresystemoverview..............................................................................2−31
2.2.7.2.Architecture.................................................................................................2−31
2.2.7.3.DataandControlFlow...................................................................................2−32
3.DisassemblyandReassembly..............................................................................................................3−1
3.1.Precautionswhenreplacingparts................................................................................................3−1
3.1.1.Precautionswhenassemblinganddisassembling...............................................................3−1
3.1.2.PrecautionswhenhandlingPBA.....................................................................................3−1
3.1.3.ReleasingPlasticLatches..............................................................................................3−2
3.2.Screwsusedintheprinter..........................................................................................................3−3
3.3.ReplacingtheMainSVCparts...................................................................................................3−4
3.3.1.SideCover.................................................................................................................3−4
3.3.2.RearCover.................................................................................................................3−5
3.3.3.FrontCover................................................................................................................3−6
3.3.4.TopCover..................................................................................................................3−7
3.3.5.MainBoard................................................................................................................3−7
3.3.6.SMPS........................................................................................................................3−8
3.3.7.HVPS........................................................................................................................3−8
3.3.8.Bin-FullSensor...........................................................................................................3−9
3.3.9.MainDriveunit...........................................................................................................3−9
3.3.10.PickupandRegiClutch...............................................................................................3−10
3.3.11.PickupandForwardroller............................................................................................3−10
3.3.12.RetardRoller..............................................................................................................3−11
3.3.13.DuplexUnit...............................................................................................................3−12
3.3.14.TransferRoller............................................................................................................3−13
3.3.15.LSU..........................................................................................................................3−13
3.3.16.FuserUnit..................................................................................................................3−14
3.3.17.ExitSensor.................................................................................................................3−14
3.3.18.FeedandRegisensorPBA............................................................................................3−15
3.3.19.OPEPBA..................................................................................................................3−16
3.3.20.WirelessLANPBA......................................................................................................3−16
Copyright©1995-2013SAMSUNG.Allrightsreserved.ii