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Chapter 2   Operation of Diagnostic
Epson AcuLaser C2900N
Revision B
Confidential
4.5.12 Stain Check
Allows you to check the print for any regular lines or toner spots when encountering PQ problems.
From the interval of regular lines or spots, you can determine the parts that have caused the problem.
Page 1 to 4: Outputs the scale patterns in vertical and horizontal directions for evaluating regularity and 
intervals.
Page 5: Outputs the correspondence between interval and faulty component.
4.6 Parameter
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