HP Color LaserJet Enterprise Flow M776z All-In-One Laser Printer - Manual (Page 276)

Troubleshoot print quality
To resolve print-quality issues, try these steps in the order presented.
● Update the printer firmware
● Print from a different software program
● Check the paper-type setting for the print job
● Check toner-cartridge status
● Print a cleaning page
● Visually inspect the toner cartridge or cartridges
● Check paper and the printing environment
● Try a different print driver
To troubleshoot specific image defects, see Troubleshoot image defects.
Update the printer firmware
Try upgrading the printer firmware.
For instructions, go to www.hp.com/support .
Print from a different software program
Try printing from a different software program.
If the page prints correctly, the problem is with the software program from which you were printing.
262 Chapter 9 Solve problems ENWW