Vertical black band 20 cm wide
.........................................................................................................................
214
The scanner damages some originals
..............................................................................................................
215
Completely wrong colors
..................................................................................................................................
215
Vertical distortion
..............................................................................................................................................
216
Object replication (ghosting)
.............................................................................................................................
216
Clipping or incorrect scale factor when down-scaling in copies and prints
.....................................................
217
Incorrect edge detection, mostly when scanning tracing paper
......................................................................
218
A copied or scanned image is very skewed
.......................................................................................................
218
24
The scanner diagnostic plot
......................................................................................................................
219
Prepare the printer and the paper to print the diagnostic sheet
.....................................................................
220
Visual check for errors while printing the diagnostic sheet
.............................................................................
220
Scan or copy the diagnostic plot
.......................................................................................................................
224
Monitor calibration
............................................................................................................................................
224
Save the diagnostic plot for future use
............................................................................................................
225
25
Troubleshooting ink cartridge and printhead issues
...................................................................................
226
Cannot insert an ink cartridge
...........................................................................................................................
227
Ink cartridge status messages
..........................................................................................................................
227
Cannot insert the printhead
..............................................................................................................................
227
The front-panel display recommends reseating or replacing the printhead
..................................................
227
Clean the printhead
...........................................................................................................................................
228
Align the printhead
............................................................................................................................................
228
Printhead status messages
...............................................................................................................................
229
26
Troubleshooting general printer issues
.....................................................................................................
230
The printer will not start
...................................................................................................................................
231
The printer does not print
.................................................................................................................................
231
The printer seems slow
.....................................................................................................................................
232
The printer behaves strangely
..........................................................................................................................
232
Communication failures between computer and printer
.................................................................................
232
Cannot access the HP Utility
.............................................................................................................................
233
Cannot access the Embedded Web Server
........................................................................................................
233
Cannot connect to the Internet
.........................................................................................................................
233
Mobile printing troubleshooting
.......................................................................................................................
234
Automatic file system check
.............................................................................................................................
234
Alerts
..................................................................................................................................................................
235
27
Front-panel error messages
.....................................................................................................................
236
The system error log
.........................................................................................................................................
239
ENWW
ix