DocuColor 240/250
DocuColor 240/250 Training and Information Guide
149
Auto Gradation Adjustment
Your machine can automatically adjust gradation when the reproducibility of
density or color in copies and prints has deteriorated. Follow the steps below to
perform an Auto Gradation Adjustment:
1. Open the System Settings screen by touching the Log In/Out button on
the Control Panel and logging in. Then touch the System Settings button.
2. To view the Auto Gradation Adjustment options, press the System
Settings button again, and then touch the Common Settings option.
Auto Gradation Adjustment is found in the Image Quality Adjustment
area.
3. Load paper and select the screen type (Copy Job, Print Job 1, or Print
Job 2) for gradation adjustment.
4. Select the tray that you loaded in step 3, then touch the Close button.
5. Touch the Target button to set an area for applying the gradation
adjustment, then select the Close button.
6. Press the Start button. The Gradation Adjustment Chart will be printed.
7. Align the magenta patch of the printed Gradation Adjustment Chart
against the left side of the document glass.
8. Place at least five sheets of white paper on top of the Gradation
Adjustment Chart and close the document cover.
9. Press the Start button. The message Gradation adjustment is in progress.
appears and the machine automatically adjusts the gradation. It takes
about 30 seconds to complete gradation adjustment. If the adjustment
completes successfully, a completion message appears on the screen. If
there is a problem, the machine stops adjustment and displays an error
message.
10. Touch the Confirm button.
11. To continue automatic gradation adjustment for other screen types, repeat
steps 3 to 10 as required.
12. Exit the Auto Gradation Adjustment screens and make a copy or print to
confirm the image quality.