Networking tab ..................................................................................................316
Other links .........................................................................................................317
Printer Status and Alerts software .....................................................................................317
To select status messages................................................................................318
To view status messages and information.........................................................318
Control-panel menus ..........................................................................................................................319
Using control-panel menus.................................................................................................319
Resets submenu ................................................................................................................320
Diagnostics menu ..............................................................................................................321
Service menu (service PIN codes).....................................................................................323
Service ID ..........................................................................................................324
Converting the Service ID to an actual date......................................................324
Restoring the Service ID ...................................................................................324
Printer resets and power-on modes....................................................................................................325
Cold reset ...........................................................................................................................325
To perform a cold reset .....................................................................................325
NVRAM initialization ..........................................................................................................326
To initialize NVRAM ..........................................................................................326
Hard-disk initialization ........................................................................................................327
To initialize the hard disk....................................................................................327
Power-on bypass................................................................................................................328
Skip disk-load ....................................................................................................328
Self-test..............................................................................................................328
Test pages ..........................................................................................................................................329
Engine-test page ................................................................................................................329
Formatter test page ............................................................................................................330
Interface troubleshooting ....................................................................................................................331
Communications checks.....................................................................................................331
Computer direct connect (parallel) test .............................................................331
EIO troubleshooting ...........................................................................................................331
Jetdirect page/Embedded Jetdirect page (HP LaserJet 4250/4350 Series
printers)..............................................................................................................332
Display-message troubleshooting ......................................................................................................333
Status messages ...............................................................................................................333
Warning messages ............................................................................................................333
Error messages ..................................................................................................................333
Critical-error messages ......................................................................................................333
Alphabetical printer messages ...........................................................................................333
Alphabetical printer messages...........................................................................334
Numerical printer messages ..............................................................................................348
Numerical printer messages..............................................................................348
Paper-path troubleshooting.................................................................................................................365
Overview.............................................................................................................................365
Jam recovery .....................................................................................................................366
To disable the jam recovery...............................................................................366
Avoiding jams .....................................................................................................................367
Persistent jams ..................................................................................................................368
Basic troubleshooting for persistent jams..........................................................368
Data collection ...................................................................................................368
General paper-path troubleshooting..................................................................368
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