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Common causes of jams ................................................................................. 428
Jam locations .................................................................................................. 429
Clear jams ....................................................................................................... 429
Jam sensors ................................................................................... 430
AREA 1: Jams in the output bin ...................................................... 431
AREA 2 and 3: Jams in the fuser and transfer area ....................... 433
AREA 4: Jams in the duplex area ................................................... 440
AREA 5: Jams in Tray 2 and the internal paper path ..................... 445
AREA 6: Clear jams in Tray 1 ......................................................... 449
Clear jams when printing banners .................................................. 452
AREA 7: Jams in optional Trays 3, 4, and 5 ................................... 455
AREA 8: Jams in the optional finishing devices ............................. 460
Clear staple jams ............................................................................ 466
Jam recovery ................................................................................................... 470
Product feeds multiple sheets .......................................................................................... 471
Product pulls from incorrect tray ...................................................................................... 471
Product feeds incorrect page size ................................................................................... 471
Paper does not feed automatically .................................................................................. 472
Paper does not feed from Tray 2, 3, 4, or 5 ..................................................................... 472
Transparencies or glossy paper will not feed .................................................................. 473
Envelopes jam or will not feed in the product .................................................................. 473
Output is curled or wrinkled ............................................................................................. 474
Product will not duplex or duplexes incorrectly ................................................................ 474
Solve image-quality problems .......................................................................................................... 476
Example print quality problems ........................................................................................ 476
Repetitive defects ruler .................................................................................................... 476
Overhead transparency defects ....................................................................................... 478
Print quality problems associated with the environment .................................................. 478
Print quality problems associated with jams .................................................................... 478
Optimize and improve image quality ................................................................................ 478
Use supported paper ....................................................................................... 479
Calibrate the product ....................................................................................... 479
Specify the correct paper type ........................................................................ 479
Clean the fuser ................................................................................................ 480
Respond to control panel error messages ...................................................... 481
Clean the registration second transfer assembly ........................... 482
Use manual print modes ................................................................................. 484
Print-quality-troubleshooting pages ................................................................. 485
Image-quality issues ........................................................................................................ 487
Interface troubleshooting .................................................................................................................. 493
Communication checks .................................................................................................... 493
EIO troubleshooting ......................................................................................................... 493
Engine diagnostics ........................................................................................................................... 494
LED diagnostics ............................................................................................................... 494
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