HP M1120 MFP manual See Load paper and print media

Media-handling problems

Problem	Cause	Solution
Poor print quality or toner	The paper is too moist, too rough, too heavy	Try another kind of paper, between 100 and
adhesion	or too smooth, or it is embossed or from a	250 Sheffield, 4 to 6% moisture content.
	faulty paper lot.
Dropouts, jamming, or curl	The paper has been stored incorrectly.	Store paper flat in its moisture-proof
		wrapping.
	The paper has variability from one side to the	Turn the paper over.
	other.
Excessive curl	The paper is too moist, has the wrong grain	Use long-grain paper.
	direction, or is of short-grain construction
	The paper varies from side-to-side.	Turn the paper over.
Jamming, damage to paper	The paper has cutouts or perforations.	Use paper that is free of cutouts or
		perforations.
Problems with feeding	The paper has ragged edges.	Use high-quality paper that is made for laser
		printers.
	The paper varies from side-to-side.	Turn the paper over.
	The paper is too moist, too rough, too heavy	Try another kind of paper, between 100 and
	or too smooth, has the wrong grain direction,	250 Sheffield, 4 to 6% moisture content.
	or is of short-grain construction or it is
		Use long-grain paper.
	embossed or from a faulty paper lot.
Print is skewed (crooked).	The media guides might be incorrectly	Remove all media from the input tray,
	adjusted.	straighten the stack, and then load the
		media in the input tray again. Adjust the
		media guides to the width and length of the
		media that you are using and try printing
		again.

More than one sheet feeds at one time.

The media tray might be overloaded.	Remove some of the media from the tray.
	See Load paper and print media
	on page 35.
The media might be wrinkled, folded, or	Verify that the media is not wrinkled, folded,
damaged.	or damaged. Try printing on media from a
	new or different package.

The product does not pull media	The product might be in manual feed mode. ● If Manual appears on the product
from the media input tray.	control-panel display, press OK to print
	the job.
	● Verify that the product is not in manual
	feed mode and print your job again.
	The pickup roller might be dirty or damaged. Contact HP. See www.hp.com/support/
	LJM1120 or the support flyer that came in
	the product box.

The paper-length adjustment control in tray 1 is set at a length that is greater than the media size.

Adjust the paper-length adjustment control to the correct length.

98 Chapter 11 Problem solve ENWW