CARTRIDGE UPPER GUIDE ASSY

HP RM1-5990-000CN Upper Cartridge Guide Assembly is a printer part identified in the M775 MFP parts manual. It is intended to guide a cartridge within the printer, making it a relevant service part for the cartridge area.

The manual lists this exact part number among the printer’s internal assemblies and specifies a quantity of one for the illustrated assembly group. This identifies the item as a single assembly, rather than a pack of multiple guides.

Use the part reference to identify the guide assembly described for the M775 MFP. The source confirms its name and place in the parts diagram; it does not provide further details about dimensions or package contents.