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Figure 5-28 Color-sensor control .................................................................................................................... 154
Figure 5-29 Gray-axis correction .................................................................................................................... 155
Figure 5-30 Switches and sensors for the pickup, feed, and delivery system ............................................... 156
Figure 5-31 Motors and solenoids for the pickup, feed, and delivery system ................................................ 158
Figure 5-32 Three main units of the pickup, feed, and delivery system ......................................................... 159
Figure 5-33 Cassette-pickup mechanism ....................................................................................................... 161
Figure 5-34 Cassette paper-size detection switches ..................................................................................... 162
Figure 5-35 Cassette lift mechanism .............................................................................................................. 164
Figure 5-36 Paper-level-detection mechanism .............................................................................................. 165
Figure 5-37 Multifeed prevention .................................................................................................................... 166
Figure 5-38 Multipurpose tray pickup mechanism .......................................................................................... 167
Figure 5-39 Multipurpose tray last-paper detection ........................................................................................ 168
Figure 5-40 Paper-feed mechanism ............................................................................................................... 169
Figure 5-41 Skew-feed prevention ................................................................................................................. 170
Figure 5-42 Media sensor unit ........................................................................................................................ 171
Figure 5-43 Loop-control mechanism ............................................................................................................. 173
Figure 5-44 Pressure-roller pressurization control ......................................................................................... 174
Figure 5-45 Duplexing unit ............................................................................................................................. 175
Figure 5-46 Optional input trays ..................................................................................................................... 179
Figure 5-47 Signals for the input trays ........................................................................................................... 180
Figure 5-48 Paper-feeder pickup and feed operation .................................................................................... 182
Figure 6-1 Screwdrivers ................................................................................................................................. 187
Figure 6-2 Removal sequence 1 flowchart ..................................................................................................... 209
Figure 6-3 Remove the secondary transfer unit (1 of 9) ................................................................................ 210
Figure 6-4 Remove the secondary transfer unit (2 of 9) ................................................................................ 210
Figure 6-5 Remove the secondary transfer unit (3 of 9) ................................................................................ 211
Figure 6-6 Remove the secondary transfer unit (4 of 9) ................................................................................ 211
Figure 6-7 Remove the secondary transfer unit (5 of 9) ................................................................................ 212
Figure 6-8 Remove the secondary transfer unit (6 of 9) ................................................................................ 212
Figure 6-9 Remove the secondary transfer unit (7 of 9) ................................................................................ 213
Figure 6-10 Remove the secondary transfer unit (8 of 9) .............................................................................. 213
Figure 6-11 Remove the secondary transfer unit (9 of 9) .............................................................................. 214
Figure 6-12 Remove the multipurpose drive unit (1 of 7) ............................................................................... 215
Figure 6-13 Remove the multipurpose drive unit (2 of 7) ............................................................................... 215
Figure 6-14 Remove the multipurpose drive unit (3 of 7) ............................................................................... 216
Figure 6-15 Remove the multipurpose drive unit (4 of 7) ............................................................................... 216
Figure 6-16 Remove the multipurpose drive unit (5 of 7) ............................................................................... 217
Figure 6-17 Remove the multipurpose drive unit (6 of 7) ............................................................................... 217
Figure 6-18 Remove the multipurpose drive unit (7 of 7) ............................................................................... 218
Figure 6-19 Remove the multipurpose-tray guide unit ................................................................................... 219
Figure 6-20 Remove the cassette (Tray-2) pickup unit .................................................................................. 220
Figure 6-21 Removal sequence 2 flowchart ................................................................................................... 221
Figure 6-22 Remove rear-left cover ............................................................................................................... 222
Figure 6-23 Remove rear-right cover ............................................................................................................. 223
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