Image data path ..................................................................................................... 92 Document feeder/scanner paper path and sensors ...................................................... 93 Document feeder pickup mechanism .......................................................................... 94 2 Removal and replacement .............................................................................................. 95 Introduction ...........................................................................................................................
97 Removal and replacement strategy ........................................................................................... 98 Electrostatic discharge ............................................................................................................ 99 Required tools ...................................................................................................................... 100 Service approach ................................................................................................................. 101 Before performing service ......................................................................................
101 After performing service ......................................................................................... 101 Post-service test ..................................................................................................... 101 Print-quality test ...................................................................................... 101 Print cartridge ...................................................................................................................... 102 Staple cartridge (for models with a stapler/stacker) ..................................................................
106 Control panel ...................................................................................................................... 108 Transfer roller ...................................................................................................................... 111 Output bin and bin base assembly ......................................................................................... 112 Duplex accessory ................................................................................................................. 113 Fuser-entrance guide ............................................................................................................
114 Remove the fuser-entrance guide ............................................................................. 114 Fuser .................................................................................................................................. 115 Remove the fuser ................................................................................................... 115 Tray 1 separation roller ........................................................................................................ 116 Envelope feeder cover ..........................................................................................................
117 Tray 1 pickup and feed rollers ............................................................................................... 118 Tray 2, 3, 4, or 5 pickup, feed, and separation rollers ............................................................. 119 Scanner filter cover and scanner filter ..................................................................................... 120 Interface formatter PCA ......................................................................................................... 121 Hard drive ..........................................................................................................................
123 Remove the SSD .................................................................................................... 123 Remove the encrypted HDD .................................................................................... 124 Installing a replacement hard drive .......................................................................... 126 HDD firmware upgrade ........................................................................... 127 Fax accessory PCA .............................................................................................................. 129 SSD firmware upgrade ...........................................................................
128 Document feeder tray extender .............................................................................................. 130 Document feeder pickup roller cover ....................................................................................... 131 Document feeder pickup roller ............................................................................................... 132 Document feeder pickup roller pad and spring ........................................................................ 133 viii ENWW