Table of Contents
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Fuser Theory ...............................................................................20
Fuser: 920, 921, or 922 Error ......................................................20
Fuser: 923 Error ..........................................................................21
Honeycomb .................................................................................21
Horizontal Void or Streak ............................................................22
LAN Problems .............................................................................23
Light Print ....................................................................................23
Network Card 977 Errors.............................................................24
Network Wrap Tests....................................................................24
Output Bin Sensor .......................................................................24
Operator Panel Problem..............................................................25
Paper Feed Problem, 500-Sheet Second Tray ...........................26
Paper Feed, Base Printer............................................................26
Paper Feed, Duplex Unit .............................................................27
100-Sheet Auxiliary Feeder.........................................................28
Printhead .....................................................................................28
Paper Size Sensing Problem ......................................................29
Regularly Spaced Marks .............................................................30
Residual Image ...........................................................................30
Random Marks ............................................................................31
Skew, all edges ...........................................................................31
Skew, top and bottom only ..........................................................31
Stalled (diamonds on display) .....................................................31
Vertical Void or Streak.................................................................32
Diagnostic Aids....................................................................... 33
Diagnostics Mode ............................................................................33
Grouped Diagnostic Aids.................................................................34
Alphabetical List of Diagnostic Aids ................................................35
Auto Clean...................................................................................35
Auto Clean Delay ........................................................................35
Auto Clean Frequency.................................................................35
Defaults .......................................................................................36
Developed Image Test ................................................................36
Disk Test/Clean ...........................................................................36
Duplex Feed 1 Test .....................................................................37
Duplex Feed 2 Test .....................................................................38
Envelope Enhance ......................................................................39
Envelope Print Test .....................................................................39
Error Log ("plus" machines only) .................................................39
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