Gradation - Dell 2135cn Service Manual

4.6.10 Gradation

Outputs the tone pattern from 2% to 100% on a A4 paper for each of 4 colors.
When the PQ problem occurred, this test enables to identify the problem as the printing process or
PWBA ESS-related.
Compare the sample chart with the print.
Check result: NG (Check the printing process.) OK (Check the PWBA ESS-related.)
Version 1 2008.02.01
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Chapter 2 Operation of Diag.