HP 7550 manual Problem Possible cause Solution

Problem	Possible cause	Solution
(continued from	The print cartridges	Windows PC
previous page)	may not be	• Go to the Device Services tab of the HP
The document	properly	Photosmart Toolbox and click
printed at an angle	calibrated.	Calibrate the Printer.
or is off-center.		Macintosh
		• Go to the Calibrate panel in the HP
		Inkjet Utility and click Align.
Print quality is poor.	You may be	Replace the missing print cartridge(s) with
(continued on next	printing in Reserve	a new one.
page)	Mode. The printer
	enters Reserve
	Mode when one or
	two of the print
	cartridges is
	missing.
	You are printing in	Replace the missing print cartridges, or
	Reserve Mode with	turn off borderless printing. For more
	only the black print	information on printing in Reserve Mode,
	cartridge installed	see use reserve mode on page 9.
	and borderless
	printing turned on.
	You may have	Press the ZOOM button one or more times
	enlarged the photo	to reduce the magnification.
	too much.
	The print cartridge	Print a diagnostic page.
	may be running out	OR
	of ink.	Windows PC
		• Check the ink levels of the print
		cartridges from the Estimated Ink Level
		tab of the HP Photosmart Toolbox.
		Macintosh
		• Check the ink level status in the HP
		Inkjet Utility.
		If the print cartridge is running out of ink,
		replace the print cartridge.

troubleshooting: printing problems 45