Problem

Cause

Solution

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Black dots or streaks

Ink, glue, correction fluid, or an

Clean the device. See Cleaning the device.

appear on the copy.

unwanted substance might be on the

 

 

flatbed scanner.

 

 

 

 

Copies are too light or

The printer driver or device settings

Verify that the quality settings are correct. See Adjusting

dark.

may be incorrect.

the copy quality.

 

 

 

Text is unclear.

The printer driver or device settings

Verify that the quality settings are correct. See Adjusting

 

may be incorrect.

the copy quality.

 

 

 

Media-handling problems

Problem

Cause

Solution

 

 

 

Poor print quality or

The paper is too moist, too rough,

Try another kind of paper, between 100 and 250

toner adhesion

too heavy or too smooth, or it is

Sheffield, 4 to 6% moisture content.

 

embossed or from a faulty paper lot.

 

 

 

 

Dropouts, jamming, or

The paper has been stored

Store paper flat in its moisture-proof wrapping.

curl

incorrectly.

 

 

 

 

 

The paper has variability from one

Turn the paper over.

 

side to the other.

 

 

 

 

Excessive curl

The paper is too moist, has the

Use long-grain paper, or use the Less paper curl

 

wrong grain direction, or is of short-

setting. See Reducing paper curl.

 

grain construction.

 

 

 

 

 

The paper varies from side-to-side.

Turn the paper over.

 

 

 

Jamming, damage to

The paper has cutouts or perforations.

Use paper that is free of cutouts or perforations.

device

 

 

 

 

 

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,

Try another kind of paper, between 100 and 250

 

too heavy or too smooth, has the

Sheffield, 4 to 6% moisture content, or use long-grain

 

wrong grain direction, or is of short-

paper.

 

grain construction or it is embossed

 

 

or from a faulty paper lot.

 

Print is skewed (crooked). The media guides might be incorrectly adjusted.

Remove all media from the input tray, 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.

94 Chapter 9 Problem solving

ENWW