Universal AC power adapter - wide-range, 40c - Requires separate country-specific power cord with C7 connector
Brush - Static eliminating
Toner cleaning cloth - Specially treated cloth for absorbing toner or Ink (1 per package) - Ideal for cleaning up toner spills and Ink for your plotter / copier / printer
Control panel board (with display) - Does NOT include the panel overlay or display window
High voltage cover - Plastic `Pan` for high voltage board
Fuser output gear - 23 tooth
Fusing roller drive gear - 42 tooth
Upper delivery guide - On top of paper output assembly
JetDirect CARD RJ45 10 BASE-T INTERNAL PRINT SERVER 10-100Base-TX or 10Base-2 Local Talk
2MB, 32-bit SIMM memory module
2MB, 70nS, 36-bit SIMM memory module - For HP LaserJet 4P, 4+, 4V, 5, 5N, 5M, 5P, 5Si
4MB, 70nS, 36-bit parity SIMM memory module
4MB, 70nS, 36-bit SIMM memory module - For HP LaserJet 4P, 4+, 4V, 5, 5N, 5M, 5P, 5Si
8MB, 70nS, 36-bit parity SIMM memory module
8MB, 70nS, 36-bit SIMM memory module - For HP LaserJet 4P, 4+, 4V, 5, 5N, 5M, 5P, 5Si
16MB SIMM memory module
External JetDirect LAN interface module with EtherTwist (10Base-T) and ThinLAN (10Base-2) connectors
External token ring interface module - Has DB-9 connector
External JetDirect LAN interface module with RJ-45 connector for EtherTwist (10Base-T) or 100VG/802.12 input and three parallel (DB-25) output connectors
External JetDirect LAN interface module with EtherTwist (10Base-T) connector
Main motor assembly
Separation pad (Rectangular) - For multipurpose tray input
Paper output assembly - Belt driven PAPER DELIVERY ASSEMBLY
Formatter (Main Logic) board
JetDirect 400N modular input/output (MIO) internal print server - Provides 10/100Base-TX or 10Base-2 network connection using RJ45 or BNC connectors
Paper control board - On right side of paper feed assembly
DC controller board
JetDirect 400N modular input/output (MIO) - Internal print server - Provides 10/100Base-T or 10Base-2 network connection using RJ45 or BNC connectors
External JetDirect token ring interface module with DB-9 and RJ-45 input connectors and three parallel (DB-25) output connectors
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
Adobe's PostScript (level two) SIMM module - Includes 2MB additional memory and 35 adobe typefaces
Power cord (Mint Gray) - 17 AWG, 2.3m (7.5ft) long - Has straight (F) receptacle (for 240V in the UK, Hong Kong, Singapore, Malaysia, and Brunei)
Power cord (Mint Gray) - 17 AWG, 2.0m (6.6ft) long - Has straight (F) receptacle (for 240V in Australia, New Zealand, and China)
Power cord (Mint Gray) - 17 AWG, 2.0m (6.6ft) long - Has straight (F) receptacle (for 220V in Europe, Bangladesh, Indonesia, Pakistan, Burma, Sri Lanka, and Vietnam)
Power cord (Mint Gray) - 2.0m (6.6ft) long - Has straight (F) receptacle (for 220V in Switzerland)
Daisy chain power cord (Dove Gray) - 18 AWG, 1.2m (4.0ft) long - Has C14 (M) plug for power input and C13 (F) plug for power output
Wall mount power supply module - 120VAC input 60Hz power supply AC DC 15W UNIVERSAL ADAPTER Power module (wall mount)- Input voltage 100-240 VAC - Output voltage 12 VDC, 15 watts output, 1.0A - for Jet Direct power and other accessories.
Pickup roller (oval shaped) - Located in multipurpose paper tray pickup assembly
Delivery roller - Double roller in paper output assembly
Fusing roller - Hollow roller - Heat lamp goes in its core
Pickup roller (Quarter circle shaped) - For upper cassette
Pickup roller - Oval shaped
Output roller and holder
Lower delivery roller - Shaft with 4 double rollers on it
Upper delivery roller - Shaft with 7 rollers on it
Photo sensor for HP Color LaserJet 8550
Pickup solenoid (SL2) - For multipurpose tray pickup roller
Spring - For delivery roller holder in paper output
250 Sheet Multi-Size Tray - Legal, Letter, Executive and A4