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Troubleshooting > Adjustment/Maintenance
2
Adjust the tone curve.
1 Select [Start]. A pattern is printed.
Check that the number "1" is printed at the bottom of the pattern.
2 As shown in the illustration, place the printed side down on the platen with the edge with
the arrows toward the back.
3 Select [Start]. The pattern is read and adjustment begins.
The second pattern is output.
4 Check that the number "2" is printed at the bottom of the pattern and repeat steps 2 to 3
twice to read patterns 2 in sequence.
5 Select [OK] in the adjustment end confirmation screen.
Drum Refresh
Remove image blur and white dots from the printout.
1
Display the screen.
[System Menu/Counter] key > [Adjustment/Maintenance] > [Drum Refresh]
2
Perform the drum refresh.
Select [Start]. "Drum Refresh" begins.
Drum Refresh cannot be performed while printing. Execute Drum Refresh after the printing is done.
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