HP Color LaserJet 2550 Series Printer Service Manual
Hewlett Packard Models Covered & Key Technical Specifications
Models: HP Color LaserJet 2550L, 2550Ln, 2550n
Model Years: 2004
Technical Data:
- Print Speed: Up to 20 ppm (black), 19 ppm (A4), 4 ppm (color)
- Print Technology: Laser with ImageREt 2400 (2400 dpi color quality)
- Standard Memory: 64 MB (expandable to 192 MB)
- Connectivity: Parallel, USB, optional HP Jetdirect external print server (L model), internal print server (Ln/n models)
- Operating Temperature: 15° to 32.5°C (59° to 90.5°F)
Hewlett Packard Manual Features & Content Preview
Inside the HP Color LaserJet 2550 Series Service Manual
- Instant download PDF covering the 2004 HP Color LaserJet 2550L, 2550Ln, and 2550n printer configurations, including varying tray capacities and network connectivity
- Official OEM publication Abe008 (2004 revision) featuring 312 pages of technical reference data and maintenance procedures
- Contains 15 detailed reference tables for physical, electrical, and environmental specifications alongside extensive figure lists for internal component identification
- Fully searchable OCR text layer lets you instantly jump to a specific torque spec or troubleshooting step
- Laid out for standard letter and A4 printing
Technical Overview and Component Data
This official OEM documentation serves as the definitive technical reference for the entire 2550 series lineup. It delivers deep insight into the color laser printing engine, clearly mapping out the basic sequence of operation and image-formation stages. Designed specifically to streamline workshop workflows, the manual details the laser-scanner system, signal processing paths, and the complete pickup and feed mechanics. You will find precise electrical reference values for both 110V and 220V models, highlighting typical power consumption metrics such as 224 W for color printing and 15 W on standby.
To aid in quick diagnostics, specific component data is neatly categorized by assembly. This includes in-depth breakdowns of the rotary-drive assembly, high-voltage transformer PCA, and the fuser module. Because working on commercial printers carries inherent physical risks, always verify the device is completely disconnected from main power and that high-voltage components have discharged before inspecting internal parts. The reference also covers vital service-mode functions, detailing exact parameters for cold resets and NVRAM initialization.
Key maintenance benchmarks are clearly outlined to help you plan servicing schedules. For instance, the imaging-drum life is documented at 20,000 pages for black-only printing. Whether you need to identify specific parts for the fuser assembly or check the transfer-belt home-position detection PCA specifications, the printed circuit assembly data list provides the exact OEM parameters. With the instant download provided immediately after checkout, you can pull this reference up on your tablet or laptop and get right to diagnosing the hardware. Learn more about how factory workshop documentation is structured for these units.
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