Bushing/shaft retainer (Plastic) - Small plastic cylinder with four nubs that twist - Locks into the side frame
Fan assembly - Includes the small cooling fan and cable - Mounts in the fan housing / air flow guide on the right side plate assembly
Paper feed guide assembly - Support structure to guide the paper into the fusing assembly - Ribbed plastic frame with metal guide plate
Film (Transparency) for Color LaserJet 5, Color LaserJet 5M Series, Color LaserJet 8500 Series, Color LaserJet 4500 Series
Color LaserJet transparency film - A4 size (21.0cm x 29.7cm) - 50 sheets per box
29-tooth gear (White plastic) - Main drive gear for the fusing assembly - Mounts on the right end of the fusing assembly
Normal rotation gear assembly - Includes the internal/external geared body, two planetary gears, outer gear with shaft, and the black ratchet gear
Laser/scanner assembly - Mounts on the laser/scanner support shelf
Formatter board assembly - Contains the logic, and the parallel and USB interface circuitry and connectors - Mounts towards the rear on the left side plate assembly
Engine control unit (ECU) PC board - Control and power supply board for the printer (For 110V to 127V operation) - Does NOT includes the power cord connector or power switch - Mounts in the bottom of the printer
HP JetDirect 500X external token ring print server module - Interfaces up to 3 parallel printers to an ethernet 10Base-T (RJ-45), 10Base2 (BNC), or 100Base-TX (RJ-45) LAN
HP JetDirect en3700 external print server - Fast Ethernet Internet connector for sharing peripherals with USB ports, in a 10/100 TX LAN environment - Has one USB 2.0 printer port and one RJ-45 10/100 Base-TX connector - Includes software and power module
HP Jetdirect ew2400 802.11g wireless print server module - Includes power supply, USB cable, LAN/Ethernet cable, setup documentation and software