Xerox Phaser 6280 - Yellow 20% ESS; Black 20% ESS

5-12 Phaser 6280 Color Laser Printer Service Manual
Print-Quality Troubleshooting
Yellow 20% ESS
This test print provides 20% yellow density on the whole page. This test is
used to identify problems with yellow toner or another color toner. Compare
the print with the following chart to determine the problem.
■ Fail: Check the yellow Print Cartridge.
■ Pass: Check another Print Cartridge.
Black 20% ESS
This test print provides 20% black density on the whole page. This test is used
to identify problems with black toner or another color toner. Compare the print
with the following chart to determine the problem.
■ Fail: Check the black Print Cartridge.
■ Pass: Check another Print Cartridge.
Yellow 20%
Black 20%