» Maintenance » Adjusting » Correcting the Gradation » Making Full Adjustment
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Making Full Adjustment
Before making full adjustment, see "Attention (Correcting the Gradation)."
You can correct the image gradation automatically by repeating test print output and scanning twice. Full adjustment is more precise than quick adjustment. You do not need to execute full adjustment normally. Perform this function in case the gradation or density of the output is extremely different from those of the original document.
IMPORTANT
When full adjustment can be performed
There is sufficient toner.
There are no jobs which use the scanner functions and printer functions.
The following paper is loaded in the paper cassette.
Paper Size: A4, Letter, or 16K
Paper Type: Plain paper 1, Plain paper 2, or Recycled paper
Sheets of paper: 2 sheets or more
If you execute full adjustment with running out toner
Even you try to perform the adjustment; the image may not be improved. Change the toner cartridge and redo the adjustment.
1.
Press [] (Menu).
2.
Press [] or [] to select <Adjustment/Maintenance>, and then press [OK].
3.
Select <Auto Gradation Adjustment> with [] or [], and then press [OK].
4.
Select <Full Adjustment> with [] or [], and then press [OK].
5.
Confirm that paper is loaded, and then press [OK].
Load paper of the type displayed on the screen.
6.
Confirm the procedure for auto gradation adjustment, and then press [OK].
To perform the auto gradation adjustment, follow the four procedures (print -> scan -> print -> scan) displayed in the screen.
A test chart is printed.
7.
Open the feeder or the platen glass cover when the screen displayed during the printing disappears.
8.
Place the printed paper on the platen glass with the print side face down.
Place the paper so that the black stripe is at the back side of the machine.
9.
Close the feeder or the platen glass cover gently.
10.
Press [] (Start).
Scanning of the test chart starts.
The test chart is printed.
NOTE
Check the temperature at the installation site.
If the room temperature is too low, correction may not be performed properly.
If <Adjustment failed.> appears
Is the paper loaded correctly?
-> Load plain paper or recycled paper of A4/Letter size in the paper cassette.
Is the test chart placed on the platen glass correctly?
-> Place the test chart with the print side face down and the black streak toward the back of the machine.
Has a paper jam occurred?
-> Remove the jammed paper.
11.
Remove the test chart (adjusted image 1) placed on the platen glass in Step 8..
12.
Place the printed paper on the platen glass with the print side face down.
Place the paper so that the black stripe is at the back side of the machine.
13.
Close the feeder or the platen glass cover gently.
14.
Press [] (Start).
Scanning of the test chart starts.
15.
An initial screen appears, and initial setting is finished.
16.
Remove the test chart (adjusted image 2) placed on the platen glass in Step 12..
17.
When full adjustment is complete, the screen in Step 4. reappears. Press [] (Menu) to close the menu screen.
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