Chapter 7

Example of Good Bars - all bars are solid, sharp-edged, and uniformly colored - the printer is operating correctly.

The black bar is printed by the Black Ink Cartridge

The colored bars are printed by the Tri-color Ink Cartridge

Ragged or irregularly streaked or faded bars

Example of bad black bar - The black bar is ragged at one end.

NOTE: To prevent problems causing ragged bars on the Self-Test Report, try the following solutions:

Avoid leaving un-taped ink cartridges outside of the printer for an extended period of time. For more information about handling ink cartridges, see Handle the ink cartridges.

Always turn off the product using the (Power) button, which prevents air from getting into the cartridges. For more information about turning off the product, see Turn off the device.

Regular white streaks in the bars

Example of bad color bars - the blue bar has regular white streaks.

Bar colors are not uniform

Example of Bad Color Bars - The yellow bar is streaked with another color.

88 Solve a problem