HP LASERJET ENTERPRISE M775dn - Page 30

Figure 1-33 Motors and solenoids (paper path) ...................................................................................... 46
Figure 1-34 Pickup and feed block ........................................................................................................ 47
Figure 1-35 Tray 2 cassette pickup operation ......................................................................................... 48
Figure 1-36 Tray 2 cassette multiple-feed prevention ............................................................................... 49
Figure 1-37 Tray 2 cassette lift-up operation ........................................................................................... 52
Figure 1-38 Tray 2 cassette media-presence detection ............................................................................. 53
Figure 1-39 Tray 1 (MP tray) paper pickup ............................................................................................ 54
Figure 1-40 Tray 1 (MP tray) last-paper detection ................................................................................... 55
Figure 1-41 Paper feed ....................................................................................................................... 56
Figure 1-42 Skew-feed prevention ......................................................................................................... 57
Figure 1-43 Fusing and delivery block ................................................................................................... 60
Figure 1-44 Pressure roller pressurization and depressurization control ...................................................... 61
Figure 1-45 Output bin full detection ..................................................................................................... 62
Figure 1-46 Duplex block .................................................................................................................... 63
Figure 1-47 Duplex operation .............................................................................................................. 64
Figure 1-48 Sensors for jam detection ................................................................................................... 66
Figure 1-49 ADF path for single-sided documents ................................................................................... 69
Figure 1-50 ADF path for two-sided documents ...................................................................................... 70
Figure 1-51 Stapler/stacker paper path ................................................................................................. 71
Figure 1-52 Stapler/stacker controller signal flow diagram ...................................................................... 72
Figure 1-53 Stapler/stacker motors ....................................................................................................... 73
Figure 1-54 Stapler/stacker fan ............................................................................................................ 75
Figure 1-55 Stapler/stacker electrical components (1 of 2) ...................................................................... 77
Figure 1-56 Stapler/stacker electrical components (2 of 2) ...................................................................... 77
Figure 1-57 Stapler ............................................................................................................................. 79
Figure 1-58 Stapler/stacker jam detection ............................................................................................. 80
Figure 1-59 Paper-feeder paper path .................................................................................................... 82
Figure 1-60 Paper-feeder signal flow block diagram ............................................................................... 82
Figure 1-61 1x500-sheet paper feeder paper-feeder motors ..................................................................... 83
Figure 1-62 1x500-sheet paper feeder paper-feeder electrical components ................................................ 84
Figure 1-63 1x500-sheet paper feeder cassette lift operation ................................................................... 86
Figure 1-64 1x500-sheet paper feeder jam detection .............................................................................. 86
Figure 1-65 1x500-sheet paper-deck paper path .................................................................................... 88
Figure 1-66 1x500-sheet paper-deck signal flow block diagram ............................................................... 89
Figure 1-67 1x500-sheet paper-deck motors .......................................................................................... 89
Figure 1-68 1x500-sheet paper-deck electrical components ..................................................................... 91
Figure 1-69 1x500-sheet paper-deck cassette lift operation ...................................................................... 93
Figure 1-70 1x500-sheet paper-deck jam detection ................................................................................. 94
Figure 1-71 3x500-sheet paper deck .................................................................................................... 95
Figure 1-72 3x500-sheet paper deck signal flow block diagram ............................................................... 96
Figure 1-73 3x500-sheet paper-deck motors .......................................................................................... 97
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