Transparencies or glossy paper will not feed .................................................................. 244
Envelopes jam or will not feed in the product .................................................................. 245
Output is curled or wrinkled ............................................................................................. 245
Product does not duplex or duplexes incorrectly (duplex models) .................................. 246
Solve image-quality problems .......................................................................................................... 247
Image defect examples .................................................................................................... 247
Clean the product ............................................................................................................................. 254
Solve performance problems ........................................................................................................... 257
Solve connectivity problems ............................................................................................................. 258
Solve direct-connect problems ........................................................................................ 258
Solve network problems .................................................................................................. 258
Service mode functions .................................................................................................................... 259
Service menu ................................................................................................................... 259
Product resets .................................................................................................................. 260
Restore factory settings .................................................................................. 260
Hard disk initialization ..................................................................................... 260
Skip disk-load .................................................................................................. 260
NVRAM initialization ........................................................................................ 260
Service ID ....................................................................................... 261
Restore service ID .......................................................................... 261
Convert the service ID to an actual date ........................................ 261
Reset serial number ....................................................................... 262
Reset page counts .......................................................................... 262
Product cold reset ........................................................................................... 262
Product updates ............................................................................................................................... 263
Determine the current firmware version ........................................................................... 263
Download new firmware from the HP Web site ............................................................... 263
Transfer the new firmware to the product ........................................................................ 263
Use the flash executable file to update the firmware ...................................... 263
Use FTP to upload the firmware through a browser ....................................... 264
Use FTP to upgrade the firmware on a network connection ........................... 264
Use HP Web Jetadmin to upgrade the firmware ............................................. 265
Use Microsoft Windows commands to upgrade the firmware ......................... 265
Upgrade the HP Jetdirect firmware .................................................................................. 265
4 Parts and diagrams
Order parts by authorized service providers .................................................................................... 268
Order parts, accessories, and supplies ........................................................................... 268
Related documentation and software .............................................................................. 268
Supplies part numbers ..................................................................................................... 268
Accessories part numbers ............................................................................................... 269
Whole-unit replacement part numbers ............................................................................. 270
How to use the parts lists and diagrams .......................................................................................... 271
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