HP Officejet Pro K850dn Printer - Manual (Page 79)

Diagnosing the print quality
To verify the print quality of the printer, you can perform print quality diagnostics, which involves
printing of test patterns. This will help you decide whether to run any maintenance tools to improve
the print quality of your printouts.
Printer driver
● In Windows 2000 or XP, click the Services tab, click Service this device, and then follow the
onscreen instructions.
● In Windows 98, click the Services tab, click PQ (print quality) diagnostic page, and then follow
the onscreen instructions.
Toolbox (Windows)
▲ Click the Printer Services tab, click PQ (print quality) diagnostic page, and then follow the
onscreen instructions.
HP Printer Utility (Mac OS)
▲ Open Information And Support, click Print Quality Diagnostics, and then follow the onscreen
instructions.
ENWW Diagnosing the print quality 71