HP RM3-7351-000CN Memory PCB assembly is a replacement board for supported HP Color LaserJet printers. It is identified as a memory printed circuit board assembly, giving service teams a specific part for repair or replacement work.
The part is listed for the Color LaserJet Enterprise M751dn and for the Color LaserJet Enterprise Flow MFP M776z and M776zs, Enterprise M751n, M856dn, M856x and MFP M776dn, plus Managed E75245dn and E85055dn. The exact part reference is RM3-7351-000CN; it distinguishes this board from other parts in the same printer family.