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Gradation Adjustment

To display: [Utility][Administrator Settings][System Settings][Expert Adjustment][Gradation Adjustment]
Adjust gradation when reproduction quality of the printed image is degraded.

  1. Restart this machine.

  2. Check that [Image Stabilization Only] is selected in [Expert Adjustment] - [Gradation Adjustment] and then press the Start key.

    The image stabilization operation starts. Now adjustment items on the right are available for selection.

  3. Select items to be adjusted.

    supplementary explanation[Printer (600dpi)]: Select this option when the image printed with resolution 600dpi has irregular gradation.

    supplementary explanation[Print (1200dpi) Gradation]: Select this option when the image printed with resolution 1200dpi has irregular gradation. The gradation is corrected preferentially.

    supplementary explanation[Print (1200dpi) Resolution]: Select this option when the image printed with resolution 1200dpi has irregular gradation. The resolution is corrected preferentially.

    supplementary explanation[Copy]: Select this option when a copied image has irregular gradation.

  4. Select a paper type for printing a test pattern.

    supplementary explanationBypass Tray cannot be selected.

  5. Press the Start key.

    A test pattern is printed.

  6. Place the test pattern on the Original Glass in the orientation indicated on the Touch Panel.

  7. Place ten or more blank sheets of paper to prevent bleeding of the test pattern.

  8. Close the ADF.

  9. Press the Start key.

    The test pattern is scanned and the gradation level is automatically adjusted.

  10. Repeat steps 3 to 9 twice. (Total of three times)