Part No:RM2-7510-000CN - HP Duplex PC Board for LaserJet Pro M402 / M403 Series

Function: The Duplex PC Board controls the automatic duplex printing (double-sided printing) feature in the LaserJet Pro M402 and M403 series printers. It manages the mechanisms and electronics necessary for paper to be fed back into the printer for printing on both sides.
Compatibility: This part is specifically designed for the LaserJet Pro M402 and M403 series.
Importance: A malfunctioning duplex PC board can lead to issues with double-sided printing, such as paper jams, misfeeds, or failure to print on the second side. It is essential for printers that are regularly used for duplex printing.