![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Turn off the printer, and then unplug the power cord from the electrical outlet.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the rear ports cover.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Using a flat-head screwdriver, remove the controller board access cover.
Warning—Potential Damage:
Controller board electronic components are easily damaged by static electricity. Touch a metal surface on the printer before touching any controller board electronic components or connectors.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Remove the internal solutions port (ISP) cover.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Unpack the ISP kit.
1 | ISP |
2 | Mounting bracket |
3 | Thumbscrews |
4 | Housing Note: Not applicable for this printer model. |
5 | ISP extended cable |
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Attach the mounting bracket to the controller board.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Attach the ISP to the mounting bracket.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Connect the ISP extended cable to the ISP connector on the controller board.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Secure the ISP to the printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Attach the controller board access cover.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Attach the rear ports cover.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Connect the power cord to the electrical outlet, and then turn on the printer.
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.