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 (PC driver) or Light/Dark setting (Macintosh driver) are appropriate for the image.
Try using the printer driver’s Automatic feature to let the driver determine the appropriate image settings.
If you are using a DOS application and the black ink in the image is blurred, select Plain paper (composite black) using the Print Mode control panel button, as described in Chapter 2, and start the print job again.
Your Windows video driver may not be compatible with the printer. Use the standard Windows VGA driver or contact the manufacturer of your video card for an updated driver. For information on changing the video driver, see your Windows documentation.
Clean one or both print heads as described in Chapter 3.
Replace one or both ink cartridges.
Vertical or horizontal lines do not align.Calibrate your printer as described in your Setup and Software Guide. If you are printing from DOS, see the instructions in this chapter.