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Clean one or both print heads as described earlier in this chapter.
You may not be printing on the correct side of the paper. On coated paper, print only on the white coated side; on glossy paper or transparencies, print only with the cut corner facing the right outside corner of the paper tray. Remove each sheet as it is printed to prevent smearing by the next sheet.
Check that the paper thickness lever is set correctly for the type of paper. (See “Loading Envelopes and Heavy Paper” in Chapter 1 for more information.) Faint or blurred printouts can result if you print on plain paper when the paper thickness lever is set for thick paper.
Use a higher quality paper. If you are using
Check whether economy printing mode is on. To turn off this mode, press the Economy/Condensed button until the Economy light goes off.
Check whether your paper is moist or damp. Ink jet printers are sensitive to moisture absorbed by paper. Do not store paper in damp or humid places.
If you are printing color graphics at 360 or 720 dpi, make sure MicroWeave is on and High Speed mode is off. Also check that the Brightness and Contrast settings (Windows driver) or Light/Dark setting (Macintosh driver) are appropriate for the image.
Maintenance and Troubleshooting