Hp laserjet 2550 pcl 6 manual

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Model and serial numbers Software components Software and supported operating systems Software tips Software for Windows Software for Macintosh Uninstalling the printing software Media specifications Supported media weights and sizes General guidelines Paper and print media Printing and storage environment Hewlett-Packard limited warranty statement Limited warranty for the print cartridges and imaging drum Print cartridge information Refilled print cartridges HP LaserJet printing supplies Regulatory statements Safety statements Laser safety statement Canadian DOC statement Korean EMI statement Finnish laser statement Operating environment Interface ports Control panel features Understanding Supplies Status Understanding Printer Status Input trays Printer output paths Top output bin Rear output door Loading media Loading tray Loading optional tray HP LaserJet Toolbox Supported operating systems Supported browsers Status tab Troubleshooting tab Alerts tab Documentation tab Device Settings window Other links 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 Cleaning the printer Calibrating the printer To calibrate the printer at the printer Managing supplies Supplies life Checking and ordering supplies Storing supplies Replacing and recycling supplies HP policy for non-HP supplies HP fraud hotline Engine control system Basic sequence of operation Power-on sequence Motors and fans 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 strategy Electrostatic discharge Required tools Before performing service Pre-service procedures Parts removal order Removal and replacement Imaging drum Print cartridges Fuser cover and fuser Rightand left-side covers Control panel On-off switch Interface cover Formatter assemblies Fuser motor Dc controller Optional tray 2 sheet tray Carousel-engagement motor Front lower cover Back cover Top cover Top door Air duct and fan Front cover Density sensor and top-of-page sensor 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 plate Transfer roller Feed-drive shaft ECU pan Sub-high-voltage transformer PCA High-voltage transformer PCA Low-voltage PCA Paper-top sensor Fuser-wrap sensor Basic troubleshooting Clearing jams Where to look for jams To clear jams from inside the printer 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 Using PJL commands Troubleshooting tools Demo page Configuration page Supplies Status page Repetitive image defects General timing charts Locations of connectors Dc controller connections Main wiring diagram Ordering parts and supplies Related documentation and software Assembly locations 1 of Assembly locations 2 of Internal assemblies PCA assemblies Alphabetical parts list Numerical parts list HP color LaserJet series printer software Physical specifications Supplies specifications Electrical specifications Environmental specifications Acoustic emissions HP color LaserJet series Tray 1 specifications Optional tray 2 specifications Optional tray 3 specifications Input tray configuration Control panel lights legend Supplies Status light messages Printer-status light messages Attention light messages, unnumbered Attention light messages, numbered Accessory error light messages Service error light messages Additional error messages Problems in the Chooser Printing Errors USB Problems Technical support Web sites Front frame assembly Internal components 1 of Internal components 2 of Main drive assembly Rear frame assembly Middle frame assembly Rotary assembly Power-supply base assembly Table HP color LaserJet series printer identification label Space required Toner specks Loading the cleaning page in tray Cross-section of the printer Engine control system includes the basic configuration of the printer Optional tray 2 sheet paper tray Photosensors and switches 1 of Photosensors and switches 2 of Printed circuit assemblies 1 of Printed circuit assemblies 2 of Step 1: primary charging Step 2: laser-beam exposure Developing block Step 3: developing Figure Step 4: primary transfer Step 5: secondary transfer Step 6: separation Step 7: fusing Step 8: roller charging auxiliary transfer belt cleaning roller Step 9: roller charging transfer belt cleaning roller Step transfer belt cleaning Step drum cleaning Print-cartridge E-label Removing the fuser cover and fuser Removing the right-side cover 1 of Removing the right-side cover 2 of Removing the control panel 1 of Removing the control panel 2 of Removing the on-off switch Removing the interface cover Removing the formatter cage 1 of Removing the formatter cage 2 of Removing the formatter 1 of Removing the formatter 2 of Removing the network card Removing the fuser motor Removing the dc controller Removing optional tray 2 1 of Removing optional tray 2 2 of Removing the carousel-engagement motor Removing the front lower cover Removing the back cover Removing the top cover 1 of Removing the top cover 2 of Removing the top door 1 of Removing the top door 2 of Removing the air duct Reinstalling the top output bin cover Removing the front cover Removing the density sensor cover Removing the density sensor Removing the E-label reader 1 of Removing the E-label reader 2 of Removing tray 1 1 of Removing tray 1 2 of Removing the tray 1 separation pad assembly Removing the gear assembly 1 of Removing the gear assembly 2 of Removing the waste-toner sensor Removing the rotary-drive assembly 1 of Removing the rotary-drive assembly 2 of Removing the rotary-drive assembly 3 of Removing the top plate 1 of Removing the top plate 2 of Reinstalling the grounding plate Removing the top plate 3 of Removing the print-cartridge carousel 1 of Removing the print-cartridge carousel 2 of Removing the print-cartridge carousel 3 of Reinstalling the print-cartridge carousel Removing the registration-roller assembly Removing the toner-catch tray Removing the transfer-roller plate Removing the transfer roller Removing the feed-drive shaft Removing the ECU pan 1 of Removing the ECU pan 2 of ECU connections Removing the sub-high-voltage transformer PCA Removing the high-voltage transformer PCA Removing the low-voltage PCA 1 of Removing the low-voltage PCA 2 of Removing the paper-top sensor Removing the fuser wrap sensor Removing the sheet feeder pickup roller Removing the sheet feeder pickup roller 1 of Removing the sheet feeder pickup roller 2 of Control panel lights Location of the engine-test switch Print cartridge high-voltage connection points General timing chart--WAIT period General timing chart--one page, full-color, normal speed Locations of printer connectors 1 of Locations of printer connectors 2 of Locations of printer connectors 3 of Locations of sheet tray connectors Main wiring 1 of Main wiring 2 of Rotary carousel assembly Thank you for purchasing the HP color LaserJet series printer.

The printer is available in the following configurations. The printer comes with a multipurpose tray tray 1 that holds up to sheets of various print media or 10 envelopes. The printer can also accept an optional sheet tray tray 2 for standard sizes and optional sheet tray tray 3 for A4 and letter sizes.

Optional tray 2 must be installed in order to install optional tray 3. See Supported media weights and sizes for more information. This model comes standard with color print cartridges cyan, yellow, and magenta that can print up to 2, pages at 5 percent coverage. It comes with a black print cartridge that can print up to 5, pages at 5 percent coverage. A typical business letter has 5 percent coverage. The printer provides parallel and universal serial bus USB ports for connectivity.

The printer also accepts an optional HP Jetdirect external print server for connecting to a network.