HP LaserJet Enterprise 700 M712 series Handbuch Zur Fehlerbehebung Seite 24

Figure 1-33 Skew-feed prevention ......................................................................................................... 42
Figure 1-34 Fuse and delivery block ...................................................................................................... 44
Figure 1-35 Loop control ...................................................................................................................... 45
Figure 1-36 Output bin media-full detection ............................................................................................ 46
Figure 1-37 Product engine jam detection sensors and switches ................................................................ 47
Figure 1-38 500-sheet paper feeder paper path ..................................................................................... 50
Figure 1-39 500-sheet paper feeder signal flow ..................................................................................... 50
Figure 1-40 500-sheet paper feeder motor locations ............................................................................... 51
Figure 1-41 500-sheet paper feeder pickup and feed components ............................................................ 52
Figure 1-42 500-sheet paper feeder pickup and feed cassette pickup ....................................................... 53
Figure 1-43 500-sheet paper feeder lift-up operation ............................................................................... 54
Figure 1-44 500-sheet paper feeder multiple-feed prevention ................................................................... 56
Figure 1-45 500-sheet paper feeder cassette jam detection sensor ............................................................ 56
Figure 1-46 Paper deck paper path ...................................................................................................... 58
Figure 1-47 Paper deck signal flow ....................................................................................................... 59
Figure 1-48 Paper deck motors ............................................................................................................. 61
Figure 1-49 Paper deck pickup and feed components ............................................................................. 62
Figure 1-50 Paper deck lift-up operation ................................................................................................ 64
Figure 1-51 Paper deck jam detection sensors ........................................................................................ 65
Figure 1-52 HCI paper path ................................................................................................................. 67
Figure 1-53 HCI signal flow ................................................................................................................. 68
Figure 1-54 HCI motors ....................................................................................................................... 69
Figure 1-55 HCI pickup-and-feed operation ............................................................................................ 70
Figure 1-56 HCI lift-up operation .......................................................................................................... 72
Figure 1-57 HCI jam detection sensors .................................................................................................. 74
Figure 1-58 Duplexer paper path .......................................................................................................... 76
Figure 1-59 Duplexer signal flow .......................................................................................................... 76
Figure 1-60 Duplexer motor ................................................................................................................. 77
Figure 1-61 Duplexer fan ..................................................................................................................... 78
Figure 1-62 Duplexer reverse and feed operation ................................................................................... 79
Figure 1-63 Duplexer side misregistration detection ................................................................................ 81
Figure 1-64 Duplexer jam detection sensors ........................................................................................... 82
Figure 2-1 Locating the engine-test-page switch ..................................................................................... 105
Figure 2-2 Test the cartridge door switch ............................................................................................. 110
Figure 2-3 Test the left door switch ...................................................................................................... 111
Figure 2-4 Test the top sensor ............................................................................................................. 114
Figure 2-5 Fuser loop sensor .............................................................................................................. 115
Figure 2-6 Fuser output sensor ............................................................................................................ 116
Figure 2-7 Duplex switchback sensor ................................................................................................... 117
Figure 2-8 Duplexer refeed sensor ...................................................................................................... 118
Figure 2-9 Tray 4 feed sensor ............................................................................................................. 119
xxii ENWW