10-47
Troubleshooting > Adjustment/Maintenance
Adjustment/Maintenance
Overview of Adjustment/Maintenance
If there is an image problem and the message to run adjustment or maintenance menu appears, run Adjustment/
Maintenance in the system menu.
The table below lists the item you can carry out.
Tone Curve Adjustment
After prolonged use, or from the effects of surrounding temperature or humidity, the printed output tone may differ from
the original. Perform this function to ensure consistency with the original tone. Before executing Tone Curve Adjustment,
execute calibration. If calibration does not improve the tones, perform Tone Curve Adjustment.
Calibration (page 10-49)
A total of 2 pattern pages (No. 1 and 2) are printed during adjustment. The printed patterns are read sequentially during
the adjustment.
1
Load paper.
Item Description Reference Page
Tone Curve Adjustment When the printed output tone may differ from the original, perform
this function to ensure consistency with the original tone.
page 10-47
Drum Refresh Remove image blur and white dots from the printout. page 10-49
Calibration Calibrate the device to ensure consistency with the original tone. page 10-49
Laser Scanner Cleaning Remove vertical white lines from the printout. page 10-49
Developer Refresh Adjust the printed image that is too light or incomplete, even though
there is enough toner.
page 10-50
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