![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Set the parameters in the printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
From the control panel, navigate to the menu for the port settings.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Locate the menu for the serial port settings, and then adjust the settings, if necessary.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Apply the changes.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
From your computer, open the printers folder, and then select your printer.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Open the printer properties, and then select the COM port from the list.
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Set the COM port parameters in Device Manager.
Notes:
- Serial printing reduces printing speed.
- Make sure that the serial cable is connected to the serial port on your printer.