In exceptional cases the shading correction procedure fails with a "density not within required range" message. If this happens, perform the correction procedure to fix the problem.
Procedure
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Touch .
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Select [Auto gradation adjustment].
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Select [Shading correction].
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Touch [Start printer calibration].
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Follow the instructions on the control panel.
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Touch .
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Deselect [Shading correction].
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Select [Auto gradation adjustment].
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Touch [Start printer calibration].
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Follow the instructions on the control panel.
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Close the menu.
What to do next
When the [Shading correction] procedure still fails, contact your service organization.
