Clean The Imaging Unit - Konica Minolta Bizhub 4000i User Manual

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Clean the Imaging Unit

If your printout has dots or other repeating marks at 3.7 in. (94 mm) intervals, the drum may have foreign
material, such as glue from a label, stuck on the drum surface.
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1. Make sure the machine is in Ready Mode.
2. Press a or b to display the [Machine Info.] option, and then press OK.
3. Press a or b to select the [Drum Dot Print] option.
4. Press OK.
The machine prints the Drum Dot Check Sheet.
5. Press and hold
6. Open the front cover.
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7. Remove the toner cartridge and imaging unit assembly from the machine.
8. Push down the lock lever and take the toner cartridge out of the imaging unit.
9. Turn the imaging unit as shown in the illustration. Make sure that the imaging unit gear is on the left side.
> Clean the Machine
to turn off the machine.
> Clean the Imaging Unit
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