4.Replacement and Adjustment
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4. Remove the drum unit [A] by pulling it out.
Charge Roller
1. Open the front cover.
IM 550F/600F/600SRF: Push the button [A] and open the front cover [B].
P 800/801: Open the upper cover [A], and then open the front cover [B].
2. Unlock the toner cartridge by pulling the lock lever [A] towards the unlock position, and then