Contents:
1. Theory of operation;
2. Removal and replacement;
This chapter describes the removal and replacement of field-replaceable units (FRUs) only.
3. Solve problems;
To use the information in this chapter, you should have a basic understanding of the HP LaserJet printing process. Explanations of each mechanical assembly, the printer systems, and the basic theory of operation are contained in the English-language service manual. Do not perform any of these troubleshooting processes unless you understand the function of each product component.
4. Parts and diagrams;
The figures in this chapter show the major subassemblies in the product and their component parts. A parts list table follows each exploded view assembly diagram. Each table lists the item number, the associated part number, and the description of each part. If a part is not listed in the table, then it is not a field replacement unit (FRU).
Appendix A. Service and support;
Appendix B. Product specifications;
Appendix C. Regulatory information;
Index.
Download HP Color LaserJet Enterprise CP5525 Series. Service Manual
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www.Partshere.com / HP Printers / HP Color LaserJet Enterprise CP5525xh Printer 30ppm black, 30ppm color, Ethernet, USB 2.0 MFG Part Number: CE709AUnit Availability SmartSearchPrinter Support Buy this manual HP Color LaserJet Enterprise CP5520 printer series service manualView Service ManualTable of ContentsTheory of operationBasic operation Major product systems Product block diagram Sequence of operation Formatter-control system Sleep mode CPU Input/output Memory PJL overview Control panel PML Engine-control system DC controller Laser scanner system Image-formation system Electrophotographic process Image formation process Print cartridges ITB unit Calibration Pickup, feed, and delivery system Photo sensors Motors and solenoids Pickup and feed block Tray 1 (MP tray) paper pickup Tray 1 (MP tray) last-paper detection Paper feed Fusing and delivery block Duplex block (duplex models only) Jam detection Paper feeder Paper-feeder motors Cassette media-size detection and cassette-presence detection Paper-feeder paper pickup and feed Paper-feeder cassette lift operation Paper-feeder jam detection Optional 3X500-sheet paper deck Motor control Pickup-and-feed operation Cassette media-size detection and cassette-presence detection Cassette lift-up operation Jam detection Removal and replacement Electrostatic discharge Introduction Removal and replacement strategy Required tools Service approach After performing service Before performing service Post-service test Removal and replacement procedures Print cartridges Toner-collection unit Fuser Pickup roller (Tray 1) Separation pad (Tray 1) Separation roller assembly (Tray 2) Pickup roller (Tray 2) Pickup roller, separation roller, and feed roller (1 x 500-sheet and 3 x 500-sheet paper feeders) Secondary transfer roller Intermediate transfer belt (ITB) Formatter PCA Hard Drive Covers Main assemblies 1 x 500-sheet paper feeder assembly 3 x 500-sheet paper feeder (optional accessory) Solve problems Solve problems checklist Menu map Current settings pages Control panel menus Retrieve Job From Device Memory menu Retrieve Job From USB menu Sign In menu Supplies menu Trays menu Administration menu Troubleshooting menu Device Maintenance menu Troubleshooting process Determine the problem source Power subsystem Tools for troubleshooting Component diagnostics Diagrams Internal print-quality test pages Print quality troubleshooting tools Control panel menus Interpret control-panel messages, status-alert messages, and event code errors Event-log messages Clear jams Common causes of jams Jam locations Clear jams in the upper-right door Clear jams in the lower-right door Clear jams in Tray 1 Clear jams from Tray 2, Tray 3, or an optional tray Clear jams in the output bin area Jam causes and solutions Change jam recovery Solve paper-handling problems Product feeds incorrect page size Product feeds multiple sheets Paper does not feed automatically Paper does not feed from Tray 2, 3, 4, 5, or 6 Product pulls from incorrect tray Transparencies or glossy paper will not feed Envelopes jam or will not feed in the product Output is curled or wrinkled Product will not duplex or duplexes incorrectly Use manual print modes Solve image-quality problems Print quality examples Clean the product Clean the paper path Solve performance problems Solve connectivity problems Solve direct-connect problems Solve network problems Service mode functions Service menu Product resets Clean Disk and Partial Clean functions Preboot menu options Product updates Determine the installed revision of firmware Perform a firmware upgrade Parts and diagrams Order parts by authorized service providers Order parts, accessories, and supplies Related documentation and software Customer self repair parts Supplies part numbers Service replacement parts Accessories part numbers How to use the parts lists and diagrams Assembly locations External covers, panels, and doors Right door assembly Internal components (1 of 9) Internal components (2 of 9) Internal components (3 of 9) Internal components (4 of 9) Internal components (5 of 9) Internal components (6 of 9) Internal components (7 of 9) Internal components (8 of 9) Internal components (9 of 9) 1x250 cassette Paper pick-up assembly Paper delivery assembly Printed circuit assemblies 1x500 paper feeder 1x500PF external components 1x500PF internal components 1x500PF PCA 3x500 paper feeder 3x500PF external components 3x500PF internal components 3x500PF cassette 3x500PF PCAs Alphabetical parts list Numerical parts list Service and support Hewlett-Packard limited warranty statement HP's Premium Protection Warranty: LaserJet print cartridge limited warranty statement Color LaserJet Fuser Kit, Transfer Kit, and Toner Collection Unit Limited Warranty Statement Data stored on the print cartridge End User License Agreement Customer self-repair warranty service Customer support Product specifications Environmental specifications Physical specifications Power consumption, electrical specifications, and acoustic emissions Regulatory information FCC regulations Environmental product stewardship program HP LaserJet print supplies Ozone production Paper use Plastics Power consumption Protecting the environment Return and recycling instructions Disposal of waste equipment by users in private households in the European Union Material restrictions Paper Chemical substances For more information Material Safety Data Sheet (MSDS) Declaration of Conformity Certificate of Volatility Types of memory Safety statements Canadian DOC regulations Laser safety Power cord instructions Power cord statement (Japan) VCCI statement (Japan) EMC statement (China) EMC statement (Korea) EMI statement (Taiwan) Laser statement for Finland GS statement (Germany) Restriction on Hazardous Substances statement (Turkey) Substances Table (China) |