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hp LaserJet
8100 and 8150
print systems and paper
handling devices
service manual
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HP LaserJet 8150 and 8100 Series Print Systems and Paper Handling Devices Service Manual _____________
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© Copyright Hewlett-Packard Warranty Trademark Credits Company, 2000 The information contained in Adobe is a trademark of Adobe All Rights Reserved. this document is subject to Systems Incorporated which Reproduction, adaptation, or change without notice. may be registered in certain translation without prior written jurisdictions. Hewlett-Packard makes no permission is prohibited, except warranty of any kind with Arial is a U.S. registered as allowed under the copyright respect to th
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Conventions This is a combined Service Manual for both the HP LaserJet 8100 series printer and the HP LaserJet 8150 series printer. The HP LaserJet 8150 series printer shares most characteristics of the HP LaserJet 8100 series printer, except where stated. This manual uses the following conventions: Color is used to emphasize items that are important to the material under discussion. Bold is used for emphasis, particularly in situations where italic type would be confusing. Italic type is use
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iv C4265-90963
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Table of Contents 1 Product Information Printer Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Features of the HP Digital Copier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 External View of the Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 External
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2 Site Requirements Operating Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Space Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Environmental Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 Printer and Paper-handling
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4 Maintenance and Adjustments Cleaning the Printer and Paper Handling Accessories . . . . . . . . . . . . . . . . . . . 158 Cleaning Spilled Toner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160 Cleaning the HP Digital Copier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161 Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161 Vacuum Specifications . . . . . . . . . . .
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Motors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189 Image Formation System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190 Toner Cartridge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191 Drum Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193 Drum Conditioning . . . . . . . . . . . . . . . . . .
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6 Removal and Replacement Removal and Replacement Strategy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256 Electrostatic Discharge (ESD) Precautions . . . . . . . . . . . . . . . . . . . . . . . . 256 Required Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257 User Installable Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258 Hardware Table. . . . . . . . . . . . . . . . . .
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Paper Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349 Main Cable Harness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350 Controller PCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352 Front LED PCA Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354 Pickup Assembly . . . . . . . . . . . . . . . . . . . . . . . . . .
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LED PCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430 Face-up Sensors PCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 431 Reversing Mechanism Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 432 Face-up/Diverter Assembly (Flipper) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 434 Short Tray 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Copy Module Skins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 505 Document Holding Pad. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 505 Paper Chute Flip-out. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 506 Output Tray Flip-out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 507 Output Tray. . . . . . . . . . . . . . . . . . . . . . . . . . .
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7 Troubleshooting Troubleshooting Process. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 574 Printer System Troubleshooting Process . . . . . . . . . . . . . . . . . . . . . . . . . . 577 Printer/Paper-Handling Troubleshooting Process . . . . . . . . . . . . . . . . . . . 578 Copy Module Troubleshooting Process . . . . . . . . . . . . . . . . . . . . . . . . . . . 580 Troubleshooting the Print System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Copy Module Offline Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 731 Other Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 733 Service Mode Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 735 8 Parts and Diagrams How to Use the Part Lists and Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 738 Ordering Parts . . . . . . . . . . . . . . . . . .
