HP 7550 manual From previous

Problem

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Print quality is poor.

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Possible cause	Solution
If black prints still	Windows PC
show white streaks	1	Click Best, instead of Everyday or
after cleaning the		FastDraft, on the Quality tab of the
print cartridges,		printer Properties dialog box.
and you have	2	Print using the higher quality for one
determined that the
		day.
print cartridges are
	3	After one day, switch back to the
not low on ink, you
		desired print quality.
may have dropped
	Macintosh
one of the print
	1	Click Best, instead of Everyday or
cartridges.
		FastDraft, on the Paper Type/Quality
		panel in the Print dialog box.
	2	Print using the higher quality for one
		day.
	3	After one day, switch back to the
		desired print quality.
Your print	Windows PC
cartridges may be	• If the color and black ink are not lining
out of alignment.		up on the printed page, go to the
		Device Services tab of the HP
		Photosmart Toolbox and click
		Calibrate the Printer.
	Macintosh
	•	If the color and black ink are not lining
		up on the printed page, go to the
		Calibrate panel in the HP Inkjet Utility
		and click Align.
If the printing	Windows PC
appears faded or	• Click Normal or Best, instead of
dull, you may be		Everyday or FastDraft, on the Quality
using Everyday or		tab of the printer Properties dialog box.
FastDraft mode.	Macintosh
	•	Click Normal or Best, instead of
		Everyday or FastDraft, on the Paper
		Type/Quality panel in the Print dialog
		box.

troubleshooting: printing problems 47