HP LaserJet Enterprise 700 M712 series Handbuch Zur Fehlerbehebung Seite 8

Pickup, feed, and delivery system ............................................................................................. 31
vi
Development block ................................................................................... 25
Step 3: developing .................................................................... 25
Transfer block .......................................................................................... 26
Step 4: image transfer ............................................................... 26
Step 5: separation from the drum ................................................ 26
Fuser block .............................................................................................. 27
Step 6: fusing ........................................................................... 27
Drum-cleaning block ................................................................................. 27
Step 7: drum cleaning ............................................................... 27
Toner cartridge ....................................................................................................... 27
Other image-formation functions ............................................................................... 29
Drum discharge ....................................................................................... 29
Transfer roller cleaning ............................................................................. 29
Environment change control ....................................................................... 30
Pickup and feed block ............................................................................................. 34
Cassette pickup ........................................................................................ 35
Cassette media-size detection and cassette-presence detection ....................... 35
Cassette lift operation ............................................................................... 36
Lift-up operation ........................................................................ 36
Lift-down operation .................................................................... 36
Cassette media-presence detection ............................................................. 37
Cassette multiple-feed prevention ................................................................ 37
MP tray pickup ........................................................................................ 39
MP tray media-presence detection .............................................................. 39
MP tray multiple-feed prevention ................................................................ 40
Feed-speed control ................................................................................... 40
Skew-feed prevention ................................................................................ 42
Media-length detection ............................................................................. 43
Fuse and delivery block ........................................................................................... 44
Loop control ............................................................................................ 44
Output bin media-full detection .................................................................. 46
Jam detection ......................................................................................................... 47
No pick jam 1 ......................................................................................... 47
Feed stay jam 1 ....................................................................................... 48
Fuser output delay jam 1 ........................................................................... 48
Fuser output stay jam 1 ............................................................................. 48
Output delay jam 1 .................................................................................. 48
Output delay jam 2 .................................................................................. 48
Output stay jam 1 .................................................................................... 48
Residual paper jam 1 ............................................................................... 49
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