HP LaserJet M1120 Multifunction Printer - Manual (Page 113)

3. Print a configuration page at the product control panel. If the page does not print correctly, the
problem is with the hardware. Contact HP. See
www.hp.com/support/LJM1120 or the support flyer
that came in the product box.
4. Print a demo page at the control panel. If the page prints, the problem is with the printer driver. Try
printing from another printer driver.
5. Try printing from a different program. If the page prints correctly, the problem is with the program
from which you were printing.
6. Restart the computer and the product, and then try printing again. If the problem is not resolved,
see
General print-quality issues on page 90 .
ENWW Solve image-quality problems 103