HP Officejet 7110 Wide Format ePrinter - H812a - Manual (Page 75)

If defects are seen on the page, follow the steps below:
1. If the lines in Test Pattern 1 are not straight and connected, align the printer. For more
information, see Align the printhead on page 87.
2. If you see white lines in any of the color blocks in Test Pattern 2, clean the printhead. For more
information, see Clean the printhead on page 86.
3. If you see white or dark lines where the arrows are pointing in Test Pattern 3, align the printer.
For more information, see Align the printhead on page 87.
If there are no defects, then the printer and ink system are working properly. If you still see print
quality problems in your output, double-check your software settings and paper as described in the
previous solutions.
Solution 7: Contact HP support
There was a problem with the printer.
62 Chapter 5 Solve a problem ENWW