Troubleshooting > Adjustment/Maintenance
356
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.
Item Description
[Color Regist.] Correct the color position to resolve color drift.
➡ Color Registration Procedure (page 357)
[Image Adjustment] [Drum]
Remove image blur and white dots from the printout. It takes about
1 minute and 20 seconds. The time required may vary depending on
the usage environment.
[DeveloperRefresh]
Adjust the printed image that is too light or incomplete, even though
there is enough toner.
[LSU]
Remove vertical white lines from the printout.
[ColorCalibration]
Calibrate the device to ensure correct toner overlapping and
consistency with the original tone.
➡ Color Adjustment (page 357)
NOTE
• Drum refresh cannot be performed while printing. Execute drum
refresh after the printing is done.
• Waiting time may be longer when the toner is refilled during
developer refresh.
• When the correct toner overlapping is not ensured even after
performing this color adjustment, refer to the following:
➡ Color Registration Procedure (page 357)
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