![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Open door B.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the waste toner bottle.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the imaging kit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the toner cartridges.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unpack the new imaging kit, and then remove the packing material.
Note: The imaging kit includes the imaging kit and the cyan, magenta, and yellow developer units.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the black imaging unit.
Warning—Potential Damage: Do not expose the photoconductor unit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.
Warning—Potential Damage: Do not touch the shiny photoconductor drum under the imaging unit. Doing so may affect the quality of future print jobs.
Note: The black imaging unit includes the black developer unit and photoconductor unit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the black imaging unit into the new imaging kit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the toner cartridges.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the new imaging kit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the waste toner bottle.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Close door B.