Figure 5-33 Cassette lift mechanism .............................................................................................................. 142
Figure 5-34 Paper-level-detection mechanism .............................................................................................. 143
Figure 5-35 Multifeed prevention .................................................................................................................... 143
Figure 5-36 Multipurpose tray pickup mechanism .......................................................................................... 144
Figure 5-37 Paper-feed mechanism ............................................................................................................... 145
Figure 5-38 Skew-feed prevention ................................................................................................................. 146
Figure 5-39 Fuser and delivery unit ................................................................................................................ 147
Figure 5-40 Loop-control mechanism ............................................................................................................. 148
Figure 5-41 Pressure-roller pressurization control ......................................................................................... 149
Figure 5-42 Duplexing unit ............................................................................................................................. 150
Figure 5-43 Jam detection sensors ................................................................................................................ 152
Figure 5-44 Optional paper feeder ................................................................................................................. 154
Figure 5-45 Signals for the paper feeder ....................................................................................................... 155
Figure 5-46 Paper-feeder pickup and feed operation .................................................................................... 156
Figure 5-47 Paper size detection ................................................................................................................... 157
Figure 5-48 Paper-feeder cassette lift ........................................................................................................... 159
Figure 5-49 Paper-feeder multiple feed prevention ........................................................................................ 160
Figure 5-50 Jam detection .............................................................................................................................. 161
Figure 6-1 Phillips and pozidrive screwdriver comparison ............................................................................. 165
Figure 6-2 DC controller connector locations ................................................................................................. 167
Figure 6-3 Parts removal order (1 of 2) .......................................................................................................... 168
Figure 6-4 Parts removal order (2 of 2) .......................................................................................................... 169
Figure 6-5 Remove the print cartridge (1 of 2) ............................................................................................... 170
Figure 6-6 Remove the print cartridge (2 of 2) ............................................................................................... 171
Figure 6-7 Remove the duplex-reverse guide (1 of 2) ................................................................................... 172
Figure 6-8 Remove the duplex-reverse guide (2 of 2) ................................................................................... 172
Figure 6-9 Remove the toner-collection unit (1 of 4) ...................................................................................... 173
Figure 6-10 Remove the toner-collection unit (2 of 4) .................................................................................... 173
Figure 6-11 Remove the toner-collection unit (3 of 4) .................................................................................... 174
Figure 6-12 Remove the toner-collection unit (4 of 4) .................................................................................... 174
Figure 6-13 Remove the formatter ................................................................................................................. 175
Figure 6-14 Remove the memory DIMM (1 of 2) ............................................................................................ 176
Figure 6-15 Remove the memory DIMM (2 of 2) ............................................................................................ 177
Figure 6-16 Remove the tray cassette (1 of 2) ............................................................................................... 178
Figure 6-17 Remove the tray cassette (2 of 2) ............................................................................................... 178
Figure 6-18 Remove the fuser (1 of 2) ........................................................................................................... 179
Figure 6-19 Remove the fuser (2 of 2) ........................................................................................................... 179
Figure 6-20 Remove the pickup roller (Tray 2) (1 of 4) .................................................................................. 180
Figure 6-21 Remove the pickup roller (Tray 2) (2 of 4) .................................................................................. 180
Figure 6-22 Remove the pickup roller (Tray 2) (3 of 4) .................................................................................. 181
Figure 6-23 Remove the pickup roller (Tray 2) (4 of 4) .................................................................................. 181
Figure 6-24 Remove the Pickup and feed rollers (Tray 3) (1 of 2) ................................................................. 182
Figure 6-25 Remove the Pickup and feed rollers (Tray 3) (2 of 2) ................................................................. 182
Figure 6-26 Remove the separation roller (Tray 2) ........................................................................................ 183
xviii ENWW