CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see
www.lexmark.com/multifunctionprinters.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Turn off the printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unplug the power cord from the electrical outlet, and then from the printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unpack the mailbox.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the printer top cover.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Install the mailbox to the printer, and then push it down to make sure that it is securely attached to the printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Turn on the printer.
Add the mailbox in the print driver to make it available for print jobs. For more information, see Adding available options in the print driver.