Hp Laserjet,Color Laserjet 2550L Pdf User Manuals. View online or download Hp Laserjet,Color Laserjet 2550L Install Manual. Thank you for purchasing the HP color LaserJet 2550 series printer. The printer is available in the following configurations. HP color LaserJet 2550L The HP color LaserJet 2550L printer is a four-color laser printer that prints letter-size pages up to 20 pages per minute (ppm) in black and white, A4-size pages up to 19 ppm, and it prints.
Hp Color Laserjet 2550 Service Manual
Laserjet 2550n For Sale
Hp Color Laserjet 2550 Series
www.Partshere.com / HP Printers / HP Color LaserJet 2550L Printer 19ppm black, 4ppm color, 600 x 600 DPI MFG Part Number: Q3702AUnit Availability SmartSearchPrinter Support Buy this manual HP Color LaserJet 2550 printer service manualView Service ManualTable of ContentsProduct informationChapter contents Printer configurations HP color LaserJet 2550L HP color LaserJet 2550Ln HP color LaserJet 2550n Printer features Printer overview Hardware components Model and serial numbers Software components Software and supported operating systems Software tips Software for Windows Software for Macintosh Uninstalling the printing software Specifications Media specifications Supported media weights and sizes General guidelines Paper and print media Printing and storage environment Envelopes Labels Transparencies Hewlett-Packard limited warranty statement Limited warranty for the print cartridges and imaging drum Print cartridge information HP LaserJet printing supplies HP Printing Supplies Returns and Recycling Program information Refilled print cartridges Regulatory statements Safety statements Canadian DOC statement Korean EMI statement Laser safety statement Finnish laser statement Installation and operation Chapter contents Operating environment Interface ports Control panel features Understanding Supplies Status Understanding Printer Status Input trays Printer output paths Rear output door Top output bin Loading media Loading tray 1 Loading optional tray 2 Loading optional tray 3 HP LaserJet Toolbox Supported browsers Supported operating systems Status tab Troubleshooting tab Viewing the HP LaserJet Toolbox Alerts tab Documentation tab Device Settings window Other links Maintenance Chapter contents Life expectancies of supplies User-replaceable parts Replacing the tray 1 pickup roller and separation pad Replacing the separation pad in optional tray 2 or in optional tray 3 Cleaning the printer Cleaning the printer Calibrating the printer To calibrate the printer at the printer To calibrate the printer from the HP LaserJet Toolbox Managing supplies Checking and ordering supplies Supplies life Replacing and recycling supplies Storing supplies HP fraud hotline HP policy for non-HP supplies Theory of operation Chapter contents Introduction Engine control system Basic sequence of operation Power-on sequence Motors and fans Laser/scanner system Pickup and feed system Paper trays Jam detection Photosensors and switches Solenoid and clutches Printed circuit assemblies Image-formation system Image-formation process Latent-image-formation stage Developing stage Transfer stage Fusing stage Print cartridge Imaging-drum E-label Removal and replacement Chapter contents Introduction Electrostatic discharge Removal and replacement strategy Required tools User-replaceable parts Before performing service Pre-service procedures Parts removal order Removal and replacement Imaging drum Print cartridges Fuser cover (and fuser) Right- and left-side covers Control panel On-off switch Interface cover Formatter assemblies Fuser motor Dc controller Optional tray 2 (250-sheet tray) Carousel-engagement motor Front lower cover Back cover Top cover Top door Air duct and fan Laser/scanner assembly Density sensor and top-of-page sensor Front cover E-label reader (for imaging-drum E-labels) Tray 1 (multipurpose tray) Tray 1 separation pad assembly Gear assembly Waste-toner sensor Rotary-drive assembly Top plate Print-cartridge carousel Aligning the carousel gears Registration-roller assembly Toner-catch tray Transfer roller Transfer-roller plate Feed-drive shaft ECU pan Sub-high-voltage transformer PCA High-voltage transformer PCA Low-voltage PCA Paper-top sensor Fuser-wrap sensor 250-sheet feeder pickup roller 500-sheet feeder pickup roller Troubleshooting Chapter contents Basic troubleshooting Clearing jams To clear jams from inside the printer Where to look for jams To clear jams from input areas To clear jams from output areas Control panel light messages Supplies Status lights Printer Status lights Solving image-quality problems Print-quality checklist Solving image-quality problems (all print jobs) Solving image-quality problems (color print jobs) Resolving problems that generated messages Messages for both Windows and Macintosh Messages for Windows only Resolving problems that did not generate messages Troubleshooting checklist Checking the network Solving general printing problems Solving PostScript (PS) errors Solving common Macintosh problems Manually rotating the print-cartridge carousel Functional checks Engine test High-voltage power-supply check Paper-path check Service mode functions Cold reset NVRAM initializer Error report Network card cold reset Super NVRAM initialization Using PJL commands Troubleshooting tools Configuration page Demo page Supplies Status page Repetitive image defects General timing charts Locations of connectors Dc controller connections Main wiring diagram HP LaserJet Toolbox To view the HP LaserJet Toolbox Parts and diagrams Chapter contents Ordering parts and supplies Parts Related documentation and software Supplies Accessories Assembly locations (1 of 2) Assembly locations (2 of 2) Covers Internal assemblies PCA assemblies Alphabetical parts list Numerical parts list |