Troubleshooting > Adjustment/Maintenance
Drum Refresh
Remove image blur and white dots from the printout.
NOTE
Drum Refresh cannot be performed while printing. Execute Drum Refresh after the printing is done.
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Calibration
Calibrate the device to ensure consistency with the original tone.
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Laser Scanner Cleaning
Remove vertical white lines from the printout.
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Display the screen.
[System Menu/Counter] key > [Adjustment/Maintenance] > "Drum Refresh" [Next]
Perform the drum refresh.
Select [Start]. "Drum Refresh" begins.
Display the screen.
[System Menu/Counter] key > [Adjustment/Maintenance] > "Calibration" [Next]
Perform the calibration.
Select [Start]. "Calibration" begins.
NOTE
When consistency with the original tone is not ensured even after performing calibration,
refer to the following:
Tone Curve Adjustment (page 10-54)
Display the screen.
[System Menu/Counter] key > [Adjustment/Maintenance] > "Laser Scanner Cleaning"
[Next]
Perform the laser scanner cleaning.
Select [Start]. "Laser Scanner Cleaning" begins.
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