Drawer connector - Connector located on top of tray assembly frame (right side) which connects tray assemblies to each other
Kit-ADF Top Cover Assy Includes Rollers
Front Door Assy
Engine Controller Pcb Assembly
550-sheet paper feed assembly
Kit-PCA Formatter M479fdn
Fixing Assy duplex 110/127v. is a fusing assembly that is compatible with HP LaserJet and OfficeJet printers. It is a duplex model that is 110/120 volts.
fuser unit Assy-Fixing 220V duplex models.
Assy-Fixing Motor
Top Cover Assembly Network Model
Multipurpose/tray 1 Paper pick-up roller assembly
L.V Power Supply Pcb Assy 110-127v
Assy-L V Power Supply PCB Power Supply Pcb Assy 110-127v
L.V Power Supply Pcb Assy 220-240v ( for 110v pwr supply order RM3-7224-000CN)
550 Sheet Feeder / Tray 2 Pickup Roller. Also see roller kit RM2-5500-081CN.
HP 550 Sheet feeder roller KIT - paper pick up roller feed roller and separation roller.
Integrated scanner assembly (M479) - (duplex)
Microswitch - Door open switch - SW501
550-sheet feeder cassette assembly - Just the cassette assembly. Tray 3 cassette HP Color LaserJet Pro MFP M377 / M452 / M477 series.