HP T3500

23 The scanner diagnostic plot ...................................................................................................................... 231
Prepare the printer and the paper to print the diagnostic sheet ..................................................................... 232
Visual check for errors while printing the diagnostic sheet ............................................................................. 232
Scan or copy the diagnostic plot ....................................................................................................................... 236
Monitor calibration ............................................................................................................................................ 236
Save the diagnostic plot for future use ............................................................................................................ 237
24 Troubleshooting ink cartridge and printhead issues ................................................................................... 238
Cannot insert an ink cartridge ........................................................................................................................... 239
Ink cartridge status messages .......................................................................................................................... 239
Cannot insert the printhead .............................................................................................................................. 239
The front-panel display recommends reseating or replacing the printhead .................................................. 239
Clean the printhead ........................................................................................................................................... 240
Align the printhead ............................................................................................................................................ 240
Printhead status messages ............................................................................................................................... 241
25 Troubleshooting general printer issues ..................................................................................................... 242
The printer will not start ................................................................................................................................... 243
The printer does not print ................................................................................................................................. 243
The printer seems slow ..................................................................................................................................... 244
The printer behaves strangely .......................................................................................................................... 244
Communication failures between computer and printer ................................................................................. 244
Cannot access the HP Utility ............................................................................................................................. 245
Cannot access the Embedded Web Server ........................................................................................................ 245
Cannot connect to the Internet ......................................................................................................................... 245
Web Services issues .......................................................................................................................................... 246
Automatic file system check ............................................................................................................................. 246
Alerts .................................................................................................................................................................. 247
26 Front-panel error messages ..................................................................................................................... 248
The system error log ......................................................................................................................................... 251
27 Get help .................................................................................................................................................. 252
Contact Support ................................................................................................................................................. 253
HP Support Center ............................................................................................................................................. 254
HP Proactive Support ........................................................................................................................................ 254
Customer Self Repair ......................................................................................................................................... 255
28 Accessibility ............................................................................................................................................ 256
Front Panel ........................................................................................................................................................ 256
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