Konica Minolta Bizhub 4000i User Manual page 254

6. Remove the toner cartridge and imaging unit assembly from the machine.
7. Push down the lock lever and take the toner cartridge out of the imaging unit.
8. Turn the imaging unit as shown in the illustration. Make sure that the imaging unit gear is on the left side.
9. Use the numbered markers next to the drum roller to find the mark on the drum. For example, a dot in column
2 on the check sheet means that there is a mark in drum region "2".
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