![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Open the front door.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the waste toner transfer unit.
Note: To avoid spilling the toner, place the unit in an upright position.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unlock the used photoconductor unit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the used photoconductor unit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unpack the new photoconductor unit.
Warning—Potential Damage: Do not expose the photoconductor unit to direct light for more than one minute. Extended exposure to light may cause print quality problems.
Warning—Potential Damage: Do not touch the photoconductor drum. Doing so may affect the quality of future print jobs.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the new photoconductor unit until it clicks into place.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the packing material, and then lock the new photoconductor unit.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the printhead wiper, and then clean the printhead lenses.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Put the printhead wiper back into place.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Insert the waste toner transfer unit until it clicks into place, and then lock it.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Close the door.