HP LaserJet M1120 MFP Series. Service Manual

Transcription

1 HP LaserJet M1120 MFP Series Service Manual

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3 HP LaserJet M1120 MFP Series Service Manual

4 Copyright and License 2008 Copyright Hewlett-Packard Development Company, L.P. Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws. The information contained herein is subject to change without notice. Trademark Credits Adobe, Acrobat, and PostScript are trademarks of Adobe Systems Incorporated. Microsoft, Windows, and Windows NT are U.S. registered trademarks of Microsoft Corporation. UNIX is a registered trademark of The Open Group. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Edition 1, 1/2008 Part number: CB

5 Table of contents 1 Product information Quick access to product information... 2 Product comparison... 3 Product features... 4 Product walkaround... 5 Front view... 5 Back view... 5 Interface ports... 6 Serial number and model number location... 6 Software description... 7 Supported operating systems... 7 Supported printer drivers... 7 Software included with the product... 7 Easy installation for Windows... 7 Advanced installation... 8 Macintosh software... 8 Software for Windows... 9 Embedded Web server (network models only)... 9 Status Alerts software... 9 Other Windows components and utilities... 9 Software for Macintosh Embedded Web server (network models only) HP Director Uninstall software Windows Macintosh Media specifications Supported paper and print media sizes Supported paper types and tray capacity Installation Site preparations Operating environment Minimum system requirements What was in the box Install input devices Priority input tray Tray Install supplies iii

6 Install the print cartridge Maintenance Manage supplies Life expectancies of supplies Check and order supplies Store supplies Replace supplies Print cartridge HP policy on non-hp supplies HP fraud hotline Clean the product Clean the exterior Clean the flatbed scanner glass Clean the lid backing Clean the paper path Management tools Information pages Embedded Web server Features Operational theory Basic operation Sequence of operation for the base unit Scanner functions and operation Scanner functions Scanner operation Internal components (base unit) Engine control system Laser/scanner system Pickup/feed/delivery system Image-formation system Removal and replacement Removal and replacement strategy Introduction Removal and replacement warnings, cautions, notes, and tips Electrostatic discharge Required tools Before performing service After performing service Post-service tests Test 1 (print-quality test) Test 2 (copy-quality test) Parts removal order Scanner assembly Link assemblies and scanner support-frame spring Scanner lid Control-panel overlay iv

7 Control-panel assembly Scanner assembly Product base Print cartridge Separation pad Pickup roller Scanner cushions Media input tray Transfer roller Side covers Print-cartridge door Rear cover and fuser cover Front cover Formatter Power supply Scanner support frame Laser/scanner assembly Main motor Fuser Paper-pickup assembly Drive-gear assembly and drive belt Problem solve Problem-solving checklist Control-panel messages Alert and warning messages Alert and warning message tables Critical error messages Critical error message-tables Clear jams Causes of jams Where to look for jams Clear jams from the input-tray areas Clear jams from the output bin Clear jams from the print-cartridge area Avoid repeated jams Print problems Print-quality problems Improve print quality Print-quality settings Identify and correct print defects Print-quality checklist General print-quality issues Scan problems Solve scanned-image problems Scan-quality problems Prevent problems Solve scan-quality problems Copy problems Prevent problems v

8 Image problems Media-handling problems Performance problems Functional checks Engine test page Drum rotation test Half self-test functional check Perform a half self-test check Perform other checks Heating element check High-voltage contacts check Check the print-cartridge contacts Check the high-voltage connector assembly Service-mode functions NVRAM initialization Super NVRAM initialization Secondary service menu Problem-solving tools Product information pages and reports Configuration page Demo page Menu map Service menu Restore the factory-set defaults Clean the paper path Archive print Problem-solving diagrams Repetitive image defects Interface ports Formatter connectors ECU connectors Solenoid and motor Rollers Sensors Major components PCAs (base unit) Circuit diagram Firmware updates Parts Ordering information Supplies and hinge tool Cable and interface accessories Whole-unit replacement Control-panel overlays Supplementry documentation and support Parts lists and diagrams Types of screws Scanner assemblies Assemblies vi

9 External covers and panels Internal components (1 of 3) Internal components (2 of 3) Internal components (3 of 3) Alphabetical parts list Numerical parts list Appendix A Service and support Hewlett-Packard limited warranty statement Customer self repair warranty service Print cartridge limited warranty statement Customer support HP maintenance agreements Repacking the device Extended warranty Appendix B Specifications Physical specifications Electrical specifications Power consumption Environmental specifications Acoustic emissions Appendix C Regulatory information FCC compliance Environmental product stewardship program Protecting the environment Ozone production Power consumption Toner consumption Paper use Plastics HP LaserJet print supplies Return and recycling instructions United States and Puerto Rico Multiple returns (two to eight cartridges) Single returns Shipping Non-US returns Paper Material restrictions Disposal of waste equipment by users in private households in the European Union Material Safety Data Sheet (MSDS) For more information Declaration of conformity Safety statements Laser safety Canadian DOC regulations EMI statement (Korea) vii

10 Laser statement for Finland Substances table (China) Index viii