2WA/2NJ/2RK
6-69
Method: Execute
1.Select [Execute].
2.Press the [Start] key.
* :Starts retaining the white Refer ence data.
3.Press the [System / Menu] key.
4.Set the gray original face-down on the document processor and set paper in the cassette.
* :Match the original and paper size.
5.Press the [Start] key.
* :Outputs 2-sheet test pattern.
1st sheet: black band of about 60mm width2nd sheet: blank (or may be gray band of about
60mm width)
6.Setting is correctly complete if no vertical line is observed on both sheets.
If a vertical black line appears on blank paper or a gray band or vertical white line appear on
the black band, execute the white line correction again after cleaning the CIS roller or CIS
glass.
White line correction is complete if both sheets have vertical black lines or vertical white lines.
However, check the engine since there are factors of vertical streaks at the engine Side.
7.Press the [System / Menu] key.
* :Mode is set to [1].
How to check the test copy
Completion
Press the [Stop] key.
* :The screen for selecting a maintenance item No. is displayed.
Blank paper Black band Factor Corrective action
No lines No lines - Completion
Black line White lines CIS roller/glass
contamination
Execute the U091 CIS roller/glass contamination
Black line No lines Engine PWB Check engine PWB after completing U091
No lines White lines Engine PWB Check engine PWB after completing U091
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