<Function>
This mode is to remove the dust attached on the exposure drum. When white spots appear on the printout, perform this operation to remove the dust by using the drum cleaning sheet.
<Operating Procedure>
(1)Load the drum cleaning sheet into the MP tray.
(2)Check that the Status LED lights in green and press the 
and Clear/Back buttons at the same time. “DRUM CLEANING” will appear on the LCD.
(3)Press the Black Start button. The machine starts cleaning the drum unit. “DRUM CLEANING / PLEASE WAIT” appears on the LCD during cleaning.
(4)When finishing cleaning normally, “DRUM CLEANING / COMPLETE” appears on the LCD.
(5)Press the Stop/Exit button so that the machine returns to the ready state.
2.4Fuser Motor Speed Adjustment Mode<Function>
The problem such as dirt on the paper bottom or the unexpected print image due to a paper crease may be occurred when printing the thin paper. This mode allows you to change the speed of the fuser motor (Paper feed/belt cleaner motor ASSY) according to the respective problems.
<Operating Procedure>
(1)Press the 2 and 8 buttons at the same time while the front cover is opened. “FU MOTOR SPEED / 0 ” will appear on the LCD.
(2)Press the ▲or ▼ button to choose the setting value and press the OK button.
“FU MOTOR SPEED / Accepted” will appear on the LCD, and the setting value is saved.
-Dirt on the paper bottom
Increase the fuser motor speed. (Setting value: 1, 2, 3)
-Unexpected print image due to a paper crease
Reduce the fuser motor speed. (Setting value:
Note:
Make sure to return the setting value to “0” after printing the thin paper.
Failure to do so may cause color misregistration or dirt on the paper.
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