Fusing stage ...................................................................................................................... 70 Step 7: fusing .................................................................................................... 70 ITB cleaning stage ............................................................................................................. 71 Step 8: ITB cleaning .......................................................................................... 71 Drum cleaning stage .......................................................................................................... 72 Step 9:
drum cleaning ....................................................................................... 72 Pickup-and-feed system ..................................................................................................................... 73 Jam detection .................................................................................................................... 75 6 Removal and replacement Removal and replacement strategy ................................................................................................... 78 General cautions during removal and replacement ...........................................................
78 Electrostatic discharge ....................................................................................................... 78 Required tools ................................................................................................................... 79 Types of screws ................................................................................................................. 79 Before performing service .................................................................................................. 80 After performing service .....................................................................................................
80 Post-service test ................................................................................................................ 81 Print-quality test ................................................................................................ 81 Print cartridges ................................................................................................................................... 82 Tray 2 cassette ...................................................................................................................................
83 Rollers and pads ................................................................................................................................ 84 Transfer roller .................................................................................................................... 84 Paper-pickup roller ............................................................................................................. 85 Separation roller ................................................................................................................ 87 Reinstall the separation roller ............................................................................
89 Paper-pickup roller (Tray 1) ............................................................................................... 90 Separation pad (Tray 1) ..................................................................................................... 92 Components and major assemblies ................................................................................................... 93 Link guide .......................................................................................................................... 93 DIMM cover .......................................................................................................................
94 Print-cartridge drawer ........................................................................................................ 95 Intermediate transfer belt (ITB) .......................................................................................... 97 Reinstall the ITB .............................................................................................. 100 Paper-feed guide assembly ............................................................................................. 101 Rear-door stopper and link caps (simplex product) .........................................................
103 Rear door (simplex product) ............................................................................................ 104 Rear door (duplex product) .............................................................................................. 106 Right cover ....................................................................................................................... 108 Reinstall the right cover ................................................................................... 110 Rear-upper cover (duplex product) ..................................................................................
111 Rear cover and feed guide (simplex product) .................................................................. 112 Rear-lower cover and rear-door links (duplex product) ................................................... 116 vi ENWW