
Check the power cord and any cables to ensure that they are securely plugged in and not damaged.

The pick-up roller is responsible for picking up paper from the RADF's tray and feed it to the printer. Check if the RADF's pick-up roller is not dirty or worn out.Open the RADF and check for any paper or debris that may be blocking the paper path. Check the printer's manual or consult the manufacturer's website for troubleshooting steps specific to your printer's model.Some printers have a setting that allows you to enable or disable the RADF. Check the status of the RADF in the printer's menu.Make sure that the connector is securely plugged in and that there are no loose connections. The connector you mentioned is a VGA connector, but it could be a different type of connector depending on the model. Make sure that the RADF is properly connected to the printer.The RADF (Reverse Automatic Document Feeder) on your Samsung 6322dn printer is not working and it is not detected by the machine.
