Tire tracks ..........................................................................................................383
White spots on black .........................................................................................384
Scattered lines ..................................................................................................385
Blurred print .......................................................................................................386
Random image repetition ..................................................................................387
Blank page (ADF)...............................................................................................388
Page skew (ADF)...............................................................................................389
Vertical lines (ADF)............................................................................................390
Image shifted (ADF)...........................................................................................391
Unexpected image (ADF)...................................................................................391
Repetitive defect ruler.........................................................................................................392
Media-transport problems....................................................................................................................394
E-mail problems...................................................................................................................................396
To validate the SMTP gateway address.............................................................................396
To validate the LDAP gateway address.............................................................................396
Fax problems.......................................................................................................................................397
Network connectivity problems............................................................................................................397
Troubleshooting network printing problems .......................................................................397
Loopback test......................................................................................................................397
Ping test..............................................................................................................................398
Functional checks................................................................................................................................399
Engine test..........................................................................................................................399
Formatter test......................................................................................................................399
Half self-test........................................................................................................................400
Drum-rotation test...............................................................................................................400
MFP resets..........................................................................................................................................401
Cold reset............................................................................................................................401
NVRAM initialization...........................................................................................................401
Hard-disk initialization.........................................................................................................402
Tools for troubleshooting.....................................................................................................................403
Using the embedded Web server.......................................................................................403
Opening the embedded Web server..................................................................403
Information tab...................................................................................................404
Settings tab........................................................................................................404
Digital Sending tab.............................................................................................405
Networking tab ..................................................................................................405
Other links..........................................................................................................405
Using the HP Toolbox.........................................................................................................407
Supported operating systems............................................................................407
Supported browsers...........................................................................................407
Opening the HP Toolbox....................................................................................408
Status tab...........................................................................................................408
Alerts tab............................................................................................................408
Set up Status Alerts page..................................................................409
Administrative settings page.............................................................409
Device Settings window.....................................................................................409
Toolbox links......................................................................................................409
Other links..........................................................................................................409
Using HP Web Jetadmin software......................................................................................410
Information pages...............................................................................................................411
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