Operation Manual

10-42
Troubleshooting > Troubleshooting
4 Check that the number "2" (to "3") is printed at the bottom of the pattern and repeat steps 2
to 3 twice to read patterns 2 and 3 in sequence.
5 Press [OK] in the adjustment end confirmation screen.
Drum Refresh
Remove image blur and white dots from the image.
1
Display the screen.
1 Press the [ System Menu ] key.
2 Press [ ], [Adjustment/Maintenance] and then [Next] of "Drum Refresh".
2
Perform the drum refresh.
Press [Start] to perform Drum Refresh.
Calibration
Using this function enables printing in the most appropriate color by adjusting hue and color drift in detail. Use To ne
Curve Adjustment (page 10-41) when the color is not enhanced even after performing calibration. If the hue and color
are not enhanced, use Color Registration (page 10-39)
.
1
Display the screen.
1 Press the [ System Menu ] key.
2 Press [ ], [Adjustment/Maintenance], [ ] and then [Next] of "Calibration".
2
Perform the calibration.
Press [Start]. "Calibration" begins.
NOTE
Drum Refresh cannot be performed while printing. Execute Drum Refresh after the printing is done.