How to Replace Toner Cartridges
Read the precautions in Maintenance and Inspections and Consumables before replacing the toner cartridges.
1
Open the front cover.
2
Pull out the cartridge tray.
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MF729Cx
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MF628Cw / MF621Cn
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3
Pull the toner cartridge straight up and out of the machine.
4
Remove the replacement toner cartridge from the protective bag.
5
Shake the toner cartridge 5 or 6 times as shown below to evenly distribute the toner inside the cartridge, and then place it on a flat surface.
In this step, do not remove the drum protective cover (
).
).
6
Pull the sealing tape straight out.
The full length of the sealing tape is approximately 50 cm.
When pulling out the sealing tape
If the sealing tape remains inside the toner cartridge, the quality of printouts, including faxes, may deteriorate. Also note that it will not be possible to reprint a fax because the fax function automatically deletes data once it is printed.
Do not pull out the sealing tape at an angle or sideways. If the tape breaks, you may not be able to pull it out completely.
If the sealing tape becomes stuck when pulling it out, keep pulling until it is completely removed.
7
Remove the drum protective cover.
8
Install the toner cartridge.
Each toner cartridge color has its own slot in the toner cartridge tray, and this tray is indicated with a corresponding color label (). Place the toner cartridge into the slot that corresponds to its color.
). Place the toner cartridge into the slot that corresponds to its color.
Make sure that the drum avoids contact with the frame of the toner cartridge tray because the bottom surface of the cartridge is exposed.
9
Push the toner cartridge tray back in, and close the front cover.
Immediately after the front cover is closed, the quick adjustment (Quick Adjust) starts. To perform adjustment for higher quality, perform full adjustment (Full Adjust).