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®

HP

LaserJet 5L/6L/6L Gold/6L Pro

Printer

Service Manual

English

HP LaserJet 5L/6L/6L Gold/6L Pro Printer

Service Manual _____________

© Copyright Hewlett-Packard Company, 2002 All Rights Reserved. Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws. Part number: C8060-90903 Second Edition, February 2002

Warranty
The information contained in this document is subject to change without notice. Hewlett-Packard makes no warranty of any kind with respect to this information. HEWLETT-PACKARD SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Hewlett-Packard shall not be liable for any direct, indirect, incidental, consequential, or other damage alleged in connection with the furnishing or use of this information.

Trademark Credits
ENERGY STAR is a U.S. registered service mark of the United States Environmental Protection Agency.

Hewlett-Packard Company 11311 Chinden Boulevard Boise, Idaho 83714 U.S.A.

Conventions
This is a combined Service Manual for the HP LaserJet 5L, 6L, 6L Gold, and 6L Pro printers. The HP LaserJet 6L Gold shares the same characteristics as the HP LaserJet 6L. For the purposes of this manual, the "HP LaserJet 6L" refers to both the 6L and the 6L Gold.

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 used to indicate related documents or emphasis. Hint Note CAUTION WARNING! Hints are used to suggest an action that might simplify the process. Notes contain important information set off from the text. Caution messages alert you to the possibility of damage to equipment or loss of data. Warning messages alert you to the possibility of personal injury.

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Contents
1 Product information
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printer features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP LaserJet 6L Gold. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Model and serial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Product overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Service approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Parts Exchange Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ordering parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ordering related documentation . . . . . . . . . . . . . . . . . . . . . . . . Contacting HP to place an order . . . . . . . . . . . . . . . . . . . . . . . Technical assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP Customer Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP worldwide sales and service offices . . . . . . . . . . . . . . . . . . Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hardware service during the warranty period . . . . . . . . . . . . . . Hardware service after the warranty period . . . . . . . . . . . . . . . HP LaserJet Toner Cartridge warranty . . . . . . . . . . . . . . . . . . . Voltage conversions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 14 15 15 15 18 19 22 22 22 22 22 23 23 25 28 28 28 29 29

2 Site requirements
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Site requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printer space requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The HP C3906A/F Toner Cartridge. . . . . . . . . . . . . . . . . . . . . . . . . Storage conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storing opened toner cartridges . . . . . . . . . . . . . . . . . . . . . . . . Toner cartridge handling suggestions . . . . . . . . . . . . . . . . . . . 31 32 32 33 34 34 34 35

3 Operating overview
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using the Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Control Panel layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Control Panel Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printing a self-test page. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous self test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printing an engine test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Resetting the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . To reset the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 38 38 38 40 41 44 44 45 45

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4 Printer maintenance
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47 Life expectancy of consumables . . . . . . . . . . . . . . . . . . . . . . . . . . .48 Toner cartridge life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49 Saving toner with EconoMode . . . . . . . . . . . . . . . . . . . . . . . . .49 Refilled toner cartridges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50 Recycling toner cartridges . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50 Cleaning the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51 Cleaning printer components . . . . . . . . . . . . . . . . . . . . . . . . . . .51 Cleaning spilled toner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

5 Functional overview
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53 Basic printer functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54 DC Controller/power system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 Print engine control system . . . . . . . . . . . . . . . . . . . . . . . . . . . .56 Power system (on DC Controller PCA) . . . . . . . . . . . . . . . . . . .56 Formatter system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58 CPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58 Read only memory (ROM) . . . . . . . . . . . . . . . . . . . . . . . . . . . .58 Random access memory (RAM) . . . . . . . . . . . . . . . . . . . . . . . .58 Parallel interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58 Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58 Resolution Enhancement technology (REt) . . . . . . . . . . . . . . . .59 EconoMode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59 Memory Enhancement technology (MEt). . . . . . . . . . . . . . . . . .59 Enhanced I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59 Page Protect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 PJL overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60 Image formation system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 Toner cartridge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61 Step 1: Drum cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Step 2: Drum conditioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Step 3: Image writing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Step 4: Image developing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Step 5: Image transferring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Step 6: Image fusing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Paper feed system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63 Paper jam detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65 Basic sequence of operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

6 Removal and replacement
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69 Removal and replacement strategy . . . . . . . . . . . . . . . . . . . . . . . . .70 Required tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71 Installing memory cards (DRAM) . . . . . . . . . . . . . . . . . . . . . . . . . . .72 Covers and doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 Back Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73 EP Door Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75 Memory Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76 Main Cover and Paper Input Assembly . . . . . . . . . . . . . . . . . . .77 Internal assemblies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78 Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78 Exit Roller Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .79 Delivery Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80 Fuser Pressure Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82 Heating Element. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84 6 EN

Pressure Roller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 Face-Up/Face-Down Lever. . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 Fuser Exit Roller Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Paper Exit Sensor Flag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 Top assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Laser/Scanner Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Solenoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 Pickup Roller Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Paper Feed Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Transfer Roller Guide and Transfer Roller . . . . . . . . . . . . . . . 101 Kick Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 Separation Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 Subpads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 Feed Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 Bottom assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 Memory Door Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109 Motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110 DC Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 Formatter PCA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114

7 Troubleshooting
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . General troubleshooting flowchart. . . . . . . . . . . . . . . . . . . . . . . . . Paper path and components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DC Controller diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printer error troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Priority of errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printer status messages . . . . . . . . . . . . . . . . . . . . . . . . . . . Service and error messages . . . . . . . . . . . . . . . . . . . . . . . . . Image formation troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . Check the toner cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . Image defect examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Engine test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Half self-test functional check . . . . . . . . . . . . . . . . . . . . . . . . . Drum rotation functional check . . . . . . . . . . . . . . . . . . . . . . . . High-voltage power supply check . . . . . . . . . . . . . . . . . . . . . . Paper curl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Troubleshooting tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Paper path check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Repetitive image defect ruler . . . . . . . . . . . . . . . . . . . . . . . . . Main wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 116 118 119 120 120 121 123 126 126 127 133 133 134 134 135 137 138 138 139 140

8 Parts and diagrams
Chapter contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How to use the part lists and diagrams . . . . . . . . . . . . . . . . . . . . . Ordering parts .................................. Ordering consumables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessories and supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Common hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Parts diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143 144 144 144 145 146 147

Appendix A Parts index
Alphabetical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167 Numerical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172

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Appendix B Regulatory information
Laser Safety (U.S.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177 Laser Statement (Finland) . . . . . . . . . . . . . . . . . . . . . . . . . . . .178 Toner safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179 Ozone emission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .179 FCC Statement (Class B). . . . . . . . . . . . . . . . . . . . . . . . . . . . .180 VCCI Statement (Japan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .180

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Figures
Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 1-1 1-2 1-3 1-4 1-5 1-6 2-1 2-2 3-1 3-2 3-3 3-4 4-1 4-2 5-1 5-2 5-3 5-4 5-5 5-6 5-7 5-8 6-1 6-2 6-3 6-4 6-5 6-6 6-7 6-8 6-9 6-10 6-11 6-12 6-13 6-14 6-15 6-16 6-17 6-18 6-19 6-20 6-21 6-22 6-23 6-24 6-25 6-26 6-27 6-28 6-29 6-30 HP LaserJet 5L model and serial numbers . . . . . . . . . . . . . . . . . . . . . . 15 HP LaserJet 6L model and serial numbers . . . . . . . . . . . . . . . . . . . . . . 16 HP LaserJet 6L Pro model and serial numbers . . . . . . . . . . . . . . . . . . . 17 Front/side views of the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Front door assemblies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Back view of the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Printer space requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Toner cartridge distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Self-test page for HP LaserJet 5L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Self-test page for HP LaserJet 6L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Self-test page for HP LaserJet 6L Pro . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Engine test button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Five percent text coverage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Static Eliminator Teeth (located in front of the transfer roller) . . . . . . . . 52 Printer functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 DC Controller loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 EconoMode vs. Normal Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 Image formation block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Simplified paper path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Solenoid and sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64 General timing diagram - HP LaserJet 5L . . . . . . . . . . . . . . . . . . . . . . . 67 General timing diagram - HP LaserJet 6L and HP LaserJet 6L ProSL . 68 Phillips and PosiDriv screwdrivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 Back Cover removal (1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Back Cover removal (2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 EP Door Assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Memory Door removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 Main Cover and Paper Input Assembly removal . . . . . . . . . . . . . . . . . . 77 Control Panel removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 Exit Roller removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 Delivery Assembly removal (1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Delivery Assembly removal (2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Fuser Pressure Plate removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Fuser Pressure Plate replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Heating Element removal (1 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84 Heating Element removal (2 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 Heating Element removal (3 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 Pressure Roller Guide removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 Face-Up/Face-Down Lever replacement. . . . . . . . . . . . . . . . . . . . . . . . 88 Fuser Exit Roller removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Paper Exit Sensor Flag replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 Laser/Scanner Assembly removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Solenoid removal (1 of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 Solenoid removal (2 of 2). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 Pickup Roller Assembly removal (1 of 2) . . . . . . . . . . . . . . . . . . . . . . . . 94 Pickup Roller Assembly removal (2 of 2) . . . . . . . . . . . . . . . . . . . . . . . . 95 Paper Pickup Roller Assembly replacement (inside/front view) . . . . . . 96 Paper Feed Frame removal (1 of 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Paper Feed Frame removal (2 of 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 Paper Feed Frame removal (3 of 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Paper Feed Frame removal (4 of 4) . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Transfer Roller Guide and Transfer Roller removal (inside/back view) 101
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Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure

6-31 6-32 6-33 6-34 6-35 6-36 6-37 6-38 6-39 6-40 6-41 6-42 6-43 7-1 7-2 7-3 7-4 7-5 7-6 7-7 7-8 7-9 8-1 8-2 8-3 8-4 8-5 8-6 8-7 8-8 8-9 8-10 A-1

Kick Plate removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102 Kick Plate Spring replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103 Separation Pad removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104 Subpad removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .105 Feed Assembly removal (1 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106 Feed Assembly removal (2 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107 Feed Assembly removal (3 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108 Memory Door Guide removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109 Motor removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110 DC Controller removal (1 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111 DC Controller removal (2 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112 DC Controller removal (3 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113 Formatter Board removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114 Paper path and components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118 DC Controller PCA components . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119 Heating element resistance check . . . . . . . . . . . . . . . . . . . . . . . . . . . .124 Engine test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133 Toner cartridge high-voltage connection points (1 of 2) . . . . . . . . . . . .135 Toner cartridge high-voltage connection points (2 of 2) . . . . . . . . . . . .136 Overriding PS204 and SW101 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138 Repetitive image defect ruler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139 Main wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .140 Major assembly locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147 Covers and doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148 Internal components (1 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150 Internal components (2 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .152 Internal components (3 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154 DC Controller/formatter and cables . . . . . . . . . . . . . . . . . . . . . . . . . . .156 Pickup Roller assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .158 Feed assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160 Separation Guide assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .162 Delivery assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .164 VCCI statement (Japan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .180

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Tables
Table 1-1 Table 1-2 Table 1-3 Table 1-4 Table 1-5 Table 1-6 Table 2-1 Table 2-2 Table 3-1 Table 3-2 Table 4-1 Table 4-2 Table 5-1 Table 5-2 Table 7-1 Table 7-2 Table 7-3 Table 7-3 Table 7-3 Table 7-4 Table 7-5 Table 7-6 Table 8-1 Table 8-2 Table 8-3 Table 8-4 Table 8-5 Table 8-6 Table 8-7 Table 8-8 Table 8-9 Table 8-10 Table 8-11 Table A-1 Table A-2 Printer Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Printer Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Performance specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Acoustic emissions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Related documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 Environmental requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32 Printer dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33 Indicator Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38 Control Panel Button usage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40 Life expectancy of consumables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48 Cleaning printer components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51 Solenoid and sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64 Printer timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66 Printer status messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121 Unclearable error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122 Service and error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123 Service and error messages (Continued 2 of 3) . . . . . . . . . . . . . . . . . . . . . . . .124 Service and error messages (Continued 3of 3) . . . . . . . . . . . . . . . . . . . . . . . . .125 High-voltage power supply check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .135 Paper curl troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137 Cable pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141 Accessories and supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Common fasteners used in the printer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 Covers and doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .149 Internal components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .151 Internal components (2 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .153 Internal components (3 of 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .155 DC Controller case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157 Pickup Roller assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159 Feed assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .161 Separation Guide assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .163 Delivery assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .165 Alphabetical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .167 Numerical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .172

Contents 11

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1

Product information

Chapter contents
Printer features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Paper capacities and sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 HP LaserJet 6L Gold. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Model and serial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Product overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Front/side views of the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Front door assemblies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Back view of the printer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Service approach . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Parts Exchange Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Ordering parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Ordering related documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Technical assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 HP Customer Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 HP worldwide sales and service offices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Hardware service during the warranty period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Hardware service after the warranty period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 HP LaserJet Toner Cartridge warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Voltage conversions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

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Chapter contents 13

Printer features
Note All references in this manual to the HP LaserJet 6L printer also apply to the HP LaserJet 6L Gold printer. Table 1-1 Feature
Print Speed Text and Graphics Resolution Printer Language Monthly Usage (pages) Memory: Standard1

Printer Features Description
4 ppm (HP LaserJet 5L); 6 ppm (HP LaserJet 6L/6L Gold and HP LaserJet 6L Pro) 300 or 600 dpi Enhanced PCL 5 (or host-based on HP LaserJet 6L/6L Gold) 4,000 pages (HP LaserJet 5L); 6,000 pages (HP LaserJet 6L/6L Gold) 5L and 6L/6L Gold = 1 MB RAM, 2 MB ROM 6L Pro = 4 MB RAM, 4 MB ROM 5L and 6L/6L Gold = 9 MB total (available in increments of 1, 2, 4, and 8 MB)2 5 V JEDIA card3 26 Scalable Typefaces IEEE-1284 parallel SleepMode 3 LEDs and 1 Control Panel Button Yes

Maximum

Capacity Internal Typefaces Standard Interfaces Power Control Control Panel EconoMode (toner saving)
1. 2. 3.

Printer memory is optimized with Memory Enhancement technology (MEt). Not available for the HP LaserJet 6L Pro, 4 MB standard. JEDIA (Japanese Electronic Device Industry Association) is a group of DRAM suppliers who have standardized DRAM and other CMOS products.

Paper capacities and sizes
Table 1-2 Feature
Paper Input Tray Capacity Paper Output Bin Capacity Single Sheet Input Slot Minimum Paper Size Maximum Paper Size

Printer Features Description
Holds up to 100 sheets of regular weight paper or up to 10 envelopes Holds up to 100 sheets 1 76 mm by 127 mm (3 by 5 inches) 216 mm by 356 mm (8.5 by 14 inches)

14 Product information

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Identification
HP LaserJet 6L Gold
The HP LaserJet 6L Gold shares the same characteristics as the HP LaserJet 6L. For the purposes this manual, "HP LaserJet 6L" refers to both the 6L and the 6L Gold.

Model and serial
The model number and serial numbers are listed on Identification Labels located on the bottom of the printer. The model number is alphanumeric, such as C3941A for the HP LaserJet 5L printer, C3990A for the HP LaserJet 6L printer, and C8060A for the HP LaserJet 6L Pro printer. The serial number contains information about the Country of Origin, the Revision Level, the Production Code, and production number of the printer. The labels also contain power rating and regulatory information.

Figure 1-1

HP LaserJet 5L model and serial numbers

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Identification 15

Figure 1-2

HP LaserJet 6L model and serial numbers

16 Product information

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Figure 1-3

HP LaserJet 6L Pro model and serial numbers

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Identification 17

Specifications
Table 1-3 Category
Print Speed : HP LaserJet 5L Print Speed: HP LaserJet 6L Print Speed: HP LaserJet 6L Pro Monthly Usage (Duty Cycle): HP LaserJet 5L Monthly Usage (Duty Cycle): HP LaserJet 6L Monthly Usage (Duty Cycle): HP LaserJet 6L Pro Life Expectancy of Toner Cartridge (pages)2 First Print HP LaserJet 5L
1

Performance specifications Specification
4 ppm 6 ppm 6 ppm 4,000 pages 6,000 pages 6,000 pages 2,500 pages at 5% coverage A4: <23 seconds Letter: <23 seconds A4: <23 seconds Letter: <23 seconds A4: 18 seconds Letter: 18 seconds

HP LaserJet 6L

HP LaserJet 6L Pro
1. 2.

Actual speed depends on data complexity and software handling efficiency. Toner Cartridge life can be extended by using EconoMode.

Table 1-4 Volts

Electrical specifications Frequency
50/60 Hz ± 2 Hz 50/60 Hz ± 2 Hz 50 Hz ± 2 Hz 50 Hz ± 2 Hz

Amps
3.5 @ 120v 1.8 @ 230v
1

Watts (typical)
Printing = 100 (5L) SleepMode = 6 (5L) Printing = 100 (5L) SleepMode = 6 (5L) 150 (6L) 4 (6L) 150 (6L) 4 (6L) 150 (6L Pro) 4 (6L Pro) 150 (6L Pro) 4 (6L Pro)

120 Vac ± 10% 100 Vac ± 10% 220 Vac ± 10%2 240 Vac ± 10%
1. 2.

Minimum recommended circuit capacity for product. HP LaserJet 6L Pro operates at 220/240 Volts only.

Table 1-5

Acoustic emissions
5.6 Bels Sound Power Level (per ISO 9296) Silent

During Printing During Standby & SleepMode

18 Product information

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Product overview

1 4 5 6 7 8 11 12 2 3

9 13 10

Figure 1-4

Front/side views of the printer 1 2 3 4 5 6 7 8 9 Paper Input Support (not present on the HP LaserJet 6L Pro) Paper Output Support (not present on the HP LaserJet 6L Pro) Paper Guides Error (top) Indicator Light Data (middle) Indicator Light Ready (bottom) Indicator Light Control Panel Button Paper Output Bin Paper Path Lever

10 Serial and Model Number (under printer) 11 Paper Input Tray 12 Single Sheet Input Slot 13 Front Output Slot (face-up)

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Product overview 19

14

15

16

17

Figure 1-5

Front door assemblies 14 Paper Release Lever 15 Toner Cartridge Compartment 16 Transfer Roller (do not touch) 17 EP Door

20 Product information

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18

19

20

Figure 1-6

Back view of the printer 18 Power Cable Connector 19 Parallel Cable Connector 20 Memory Expansion Cover (not present on the HP LaserJet 6L Pro)

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Product overview 21

Service approach
Repair of the printer normally begins with the use of the printer's internal diagnostics in conjunction with the troubleshooting procedures in Chapter 7. Once a faulty part is located, repair is generally accomplished by assembly level replacement of Field Replaceable Units (FRUs). Some mechanical assemblies may be repaired at the subassembly level. PCA component replacement is not supported by Hewlett-Packard. Part numbers for all FRUs are located in Chapter 8 of this manual.

Parts Exchange Program
HP offers remanufactured assemblies for some selected parts. These are identified in Chapter 8 and can be ordered through HP's Commercial Service and Support Organization-Americas (CSSO-A), or Commercial Service and Support Organization-Europe (CSSO-E).

Ordering parts
Field replaceable part numbers are listed in Chapter 8 of this manual. Replacement parts may be ordered from HP's Commercial Service and Support Organization-Americas (CSSO-A), or Commercial Service and Support Organization-Europe (CSSO-E).

Ordering related documentation
Table 1-6 on the following page lists part numbers and where to order related documentation.

Contacting HP to place an order
To order parts or related documentation, contact one of the following HP support organizations:
l l

CSSO-A (Commercial Service and Support Organization-Americas) (800) 227-8164 (U.S. Only) CSSO-E (Commercial Service and Support Organization-Europe) (49 7031) 142253

Table 1-6
Description

Related documentation
Part Number 5021-0369 C3941-90901 C3990-90901 C8060-90901 5010-3994 5963-7863 5961-0880 C8060-60102 (English) C8060-60103 (Simplified Chinese) X X X X X X X X CSSO-A X X X CSSO-E X

HP LaserJet Family Quick Reference Service Guide HP LaserJet 5L Printer User's Manual HP LaserJet 6L Printer User's Manual HP LaserJet 6L Pro Printer User's Guide HP PCL5 Printer Language Technical Reference Information Package HP LaserJet Printer Family Paper Specifications Guide LaserJet Basic Hardware Training Course HP LaserJet 5L/6L/6L Gold/6L Pro Service and Support Documentation and Training CD-ROM

X

22 Product information

EN

Technical assistance
HP Customer Care
Along with your product, you receive a variety of support services from Hewlett-Packard and our support partners designed to give you the results you need, quickly and professionally.
Online Services: for 24hour access to information over your Internet connection, we suggest these services. Obtaining Software World Wide Web URL: For information specific to the HP LaserJet 5L/ 6L6L Gold/6L Pro products: http://www.hp.com/go/support/ (site is in English) Visit: http://www.hp.com/go/support/ (site is in English) Call: Australia: China: Argentina: Mexico: Spain: Portugal: German: French (Europe): Italian: English: Canada and US: Taiwan: Korea: Greece, Ireland, and the UK: Hong Kong SAR, Malaysia, and Singapore: India: New Zealand: +61 3 8877 8000 +86 10 6564 5959 (541) 778 8380 800-427-6684 +44 (0) 1429 520 012 +44 (0) 1429 890 466 +44 (0) 1429 863 353 +44 (0) 1429 863 343 +44 (0) 1429 890 466 +44 (0) 1429 865 511 (661) 257 5565 +888 (2) 2717 0055 +82 (2) 3270 0805 +44 (0) 1429 865 511 +65 740 4477 (91) (11) 682 6035 +64 9 356 6640

Call (1) (800) 538-8787 (U.S.) or (1) (800) 387-3154 (Canada). HP Direct Ordering for Accessories and Supplies (U.S. and Canada): HP Support Assistant compact disc (U.S., Canada, Singapore, Hong Kong SAR, Malaysia): HP Service Information (U.S. and Canada): This support tool offers a comprehensive online information system designed to provide technical and product information on HP products. To subscribe to this quarterly service in the U.S. or Canada, call (1) (800) 457-1762. In Hong Kong SAR, Malaysia, or Singapore, call Fulfill Plus at (65) 740-4477. To locate HP-authorized dealers, call (1) (800) 243-9816 in the U.S. or (1) (800) 387-3154 in Canada.

EN

Technical assistance 23

Customer Care options worldwide
HP Customer Care and Product Repair Assistance for the U.S. and Canada: Call (208) 323-2551 in the United States or (905) 206-4663 in Canada Monday through Friday 6 am to 10 pm and Saturday 9 am to 4 pm (Mountain Time) free of charge during the warranty period. However, your standard long-distance phone charges still apply. Have your system nearby and your serial number ready when calling. If you know your printer needs repair, call 1-800-243-9816 to locate your nearest HP-authorized service provider, or call 208-323-2551 for HP centralized service dispatch. Post-warranty telephone assistance is available to answer your product questions. Call (1) (900) 555-1500 ($2.50* per minute, U.S. only) or call 1-800-999-1148 ($25* per call, Visa or MasterCard, U.S. and Canada) Monday through Friday from 7 am to 6 pm and Saturday from 9 am to 3 pm (Mountain Time). Charges begin only when you connect with a support technician. *Prices subject to change. European HP Customer Care and In-Country/Region Support Open Monday through Friday 8:30-18:00 CET HP provides a free telephone support service during the warranty period. By calling a telephone number listed below, you will be connected to a responsive team waiting to help you. If you require support after your warranty has expired, you can receive support for a fee through the same telephone number. The fee is charged on a per-incident basis. When calling HP, have the following information ready: product name and serial number, date of purchase, and description of the problem. Israel: Denmark: Sweden: Spain: Portugal: Norway: Italy: Austria: Germany: Belgium: France: Finland: Belgium: Ireland: U.K.: Greece: +972 (0)9 9524848 +45 39 29 4099 +46 (0)8 619 2170 +34 902 321 123 +351 21 3176333 +47 22 11 62 99 +39 02 264 10350 +43 (0) 7114 201080 +49 (180) 52 58 143 +32 (0)2 626 8807 +33 (0)1 43 62 3434 +358 (0)203 47 288 +32 (0)2 626 8806 (Dutch) +32 (0)2 626 8807 (French) +353 (0)1 662 5525 +44 (0)171 512 5202 +30 (0) 16196411 the Netherlands: English in other European countries: +31 (0) 20 606 8751 Switzerland: English in Europe Switzerland: +41 (0)848 80 11 11 +44 (0) 171 512 52 02 +41 (0)848 80 11 11

+44 (0)171 512 52 02

In-country/region support Open Monday through Friday 8:00-19:00 If you require telephone support, call the number below. If you require additional product repair services, see "HP worldwide sales and service offices." Australia: Hong Kong SAR: Malaysia: Taiwan: Korea: Argentina: Poland: (61) (3) 8877-8000 800 96 7729 +60 3 295 2566 +886 (2) 2717 0055 (82) (2) 3270-0700 (541) 778 8380 +48 22 519 06 00 +7 095 797 3520 (Moscow) +7 812 346 7997 (St. Petersburg) +7 (380-44) 490-3520 (Ukraine) Mexico (Mexico City): 800-427-6684 New Zealand: Singapore: +64 9 356 6640 +65 272 5300

Russia and the Ukraine:

China: Hong Kong SAR: Hungary:

+86 (0)10 6564 5959 800 96 7729 +365 (0)1 3821111

24 Product information

EN

HP worldwide sales and service offices
Argentina
Hewlett-Packard Argentina Montañeses 2140 1428 Buenos Aires Phone: (54) (1) 787-7115 Fax: (54) (1) 787-7287

Australia
Hewlett-Packard Head office Hewlett-Packard Australia Ltd. 31-41 Joseph Street Blackburn, VIC 3130 Phone: (61) (3) 9272-2895 Fax: (61) (3) 898-7831 Service and Support Hewlett-Packard 351 Burwood Hwy Forest Hill VIC 3131 Phone: (61) (3) 8877-5786

Austria
Hewlett-Packard GmbH Lieblgasse 1 A-1222 Vienna Phone: (43) (1) 25000-555 Fax: (43) (1) 25000-500

Belgium
Hewlett-Packard Belgium S.A. NV Boulevard de la Woluwe-Woluwedal 100-102 B-1200 Brussels Phone: (32) (2) 778-31-11 Fax: (32) (2) 763-06-13

China
China Hewlett-Packard Co. Ltd. 9/F, HP Building No. 2 Dong San Huan Nan Lu Chao Yang District Beijing 100022, P.R. China Phone: (86 10) 6564 3888 Customer Information Center: Phone: (86 10) 6564-3888 or (86 10) 6564-5959

Denmark
Hewlett-Packard A/S Kongevejen 25 DK-3460 Birkerød Denmark Phone: (45) 3929 4099 Fax: (45) 4281-5810

Finland
Hewlett-Packard Oy Piispankalliontie 17 FIN-02200 Espoo Phone: (358) (9) 887-21 Fax: (358) (9) 887-2477

France
Hewlett-Packard France 42 Quai du Point du Jour F-92659 Boulogne Cedex Phone: (33) (146) 10-1700 Fax: (33) (146) 10-1705

Germany
Hewlett-Packard GmbH Herrenberger Strasse 130 71034 Böblingen Phone: (49) (0) 180 532-6222 (49) (0) 180 525-8143 Fax: (49) (0) 180 531-6122

Greece
Hewlett-Packard Hellas 62 Kiffisias Av. Polis Center Maroussi 151 25 Athens Greece Phone: (30) (1) 619-6411 Fax: (30) (1) 619-6512

Hong Kong SAR
Hewlett-Packard Asia Pacific Ltd 25/F City Plaza One 1111 King's Road, Taikoo Shing, Hong Kong SAR Phone; (8 52) 2599-7777 Fax: (8 52) 2506-9776 Hardware Repair Center: Phone: (8 52) 2599-7000 Extended Warranty Support: Phone: (8 52) 2599-7000 Customer Information Center: Phone: 8 52) 2599-7066

Hungary
Hewlett-Packard Magyarország Kft. Neumann János u. 1 H-1111 Budapest Phone: (36) (1) 382-6666 Fax: (36) (1) 382-6777 Hardware Repair Center: Phone: (36) (1) 343-0312 Customer Information Center: Phone: (36) (1) 343-0310

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Technical assistance 25

India
Hewlett-Packard India Ltd. Chandiwala Estate Maa Anandmai Marg Kalkaji, New Delhi - 110019 Phone: (91 11) 682-6000, (91 11) 682-6035 Fax: (91 11) 682-6030 Hardware Repair Center and Extended Warranty Support: Phone: (91 11) 682-6042 Customer Information Center: Phone: (91 11) 682-6000 or (91 11) 682-6035

Indonesia
Hewlett-Packard Berca Servisindo Sentral Senayan 1, 8th floor Jl. Asia Afrika no. 8 Jakarta 10270 Indonesia Phone: (62 21) 350-3408 Hardware Repair Center and Extended Warranty Support: Phone: (62 21) 3483-4567 Fax: (62 21) 352-2048 Customer Information Center: Phone: (62 21) 550-5408

Israel
Hewlett-Packard Israel Ltd. 11, Hashlosha St. Tel Aviv 67060 Phone: (972) (3) 5 38 03 00 Fax: (972) (3) 5 38 03 51 Customer Care Center Phone: (972) (9) 9 52 48 48

Italy
Hewlett-Packard Italiana SpA Via Giuseppe di Vittorio, 9 Cernusco Sul Naviglio I-20063 (Milano) Phone: (39) (2) 921-21 Fax: (39) (2) 921-04473

Korea
Hewlett-Packard Korea, Ltd. HP Korea House, 23-6 Yoido-dong, Youngdeungpo-gu, Seoul 150-724, Korea Yoido P.O. Box 595 Phone: (82) (2)2199-0114

México
Hewlett-Packard de México, S.A. de C.V. Prolongación Reforma No. 700 Lomas de Santa Fe 01210 México, D.F. Phone: 01-800-22147 Outside Mexico City Phone: 01 800-90529

Middle-East Region
Hewlett-Packard Middle-East P.O.-Box 17295 Jebel Ali Free Zone Dubia, UAE Phone: (97) 14 88 15 456 Fax: (97) 14 88 14 529

Netherlands
Hewlett-Packard Nederland BV Startbaan 16 1187 XR Amstelveen Postbox 667 NL-1180 AR Amstelveen Phone: (31) (0) 20 547-6666 Fax: (31) (0) 20 547-7755

New Zealand
Hewlett-Packard (NZ) Limited Ports of Auckland Building Princes Wharf, Quay Street P.O. Box 3860 Auckland Phone: (64) (9) 356-6640 Fax: (64) (9) 356-6620 Hardware Repair Center and Extended Warranty Support: Phone: (64) (9) 0800-733547 Customer Information Center: Phone: (64) (9) 0800-651651

Norway
Hewlett-Packard Norge A/S Postboks 60 Skøyen Drammensveien 169 N-0212 Oslo Phone: (47) 2273-5600 Fax: (47) 2273-5610

Poland
Hewlett-Packard Polska Al. Jerozolimskic 181 02-222 Warszawa Phone: (48-22) 608-7700 Fax: (48-22) 608-76-00

Portugal
Hewlett-Packard Portugal Quinta da Fonte Edifico Bartolomeu Dias Porto Salvo 2780-667 Oeiras Portugal Phone: (351) (21) 4 82 85 00 Fax: (351) (21) 4 41 70 02

26 Product information

EN

Russian Federation
Hewlett-Packard Company Representative Office Kosmodamianskaya naberezhnaya 52, Building 1 113054 Moscow Phone: (7) (0) 95 797-3500 Fax: (7) (0) 95 797-3501

Singapore
Hewlett-Packard Singapore (Service) Pte Ltd 438A Alexandra Road Blk A Alexandra Technopark #02-08 Singapore 119967 Phone: (65) 275-3888 Fax: (65) 273-1146 Extended Warranty Support: Phone: (65) 374-6441 Customer Information Center: Phone: (65) 272-5300

Spain
Hewlett-Packard Española, S.A. Carretera de la Coruña km 16.500 E-28230 Las Rozas, Madrid Phone: (34) 91-6311600 Fax: (34) 91-6311830

Sweden
Hewlett-Packard Sverige AB Skalholtsgatan 9 S-164 97 Kista Phone: (46) (8) 444-2000 Fax: (46) (8) 444-2666

Switzerland
Hewlett-Packard (Schweiz) AG In der Luberzen 29 CH-8902 Urdorf/Zürich Phone: (41) (0848) 88 44 66 Fax: (41) (1) 735 77 00 Extended Warranty Support: Phone: (41) (0848) 80 11 11

Ukraine
Hewlett-Packard Trading S.A. 14, Bekhterevskiy Pereulok, Block E 04053 Kiev Phone: (380) 44 490 61 20 Fax: (380) 44 490 61 21

United Kingdom
Hewlett-Packard Ltd. Cain Road Bracknell Berkshire RG12 1HN Phone: (44) (0) 8705 47 47 47 (44) (0) 207 512 5202 Fax: (44) (134) 436-3344

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Technical assistance 27

Warranty
1 HP warrants to you the end-user customer, that HP hardware, accessories and supplies, will be free from defects in materials and workmanship after the date of purchase, for the period specified above. If HP receives notice of such defects during the warranty period, HP will, at its option, either repair or replace products which prove to be defective. HP warrants to you that HP software will not fail to execute its programming instructions after the date of purchase, for the period specified above, due to defects in material and workmanship when properly installed and used. If HP receives notice of such defects during the warranty period, HP will replace software media which does not execute its programming instructions due to such defects. HP does not warrant that the operation of HP products will be uninterrupted or error free. HP products may contain remanufactured parts equivalent to new in performance or may have been subject to incidental use. If HP is unable, within a reasonable time, to repair or replace any product to a condition as warranted, you will be entitled to a refund of the purchase price upon prompt return of the product. Warranty does not apply to defects resulting from (a) improper or inadequate maintenance or calibration, (b) software, interfacing, parts or supplies not supplied by HP, (c) unauthorized modification or misuse, (d) operation outside of the published environmental specifications for the product, or (e) improper site preparation or maintenance. ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IS LIMITED TO THE DURATION OF THE EXPRESS WARRANTY SET FORTH ABOVE. Some states or provinces do not allow limitations on the duration of an implied warranty, so the above limitation or exclusion might not apply to you. This warranty gives you specific legal rights and you might also have other rights that vary from state to state, province to province, or country to country. THE REMEDIES IN THIS WARRANTY STATEMENT ARE YOUR SOLE AND EXCLUSIVE REMEDIES. EXCEPT AS INDICATED ABOVE, IN NO EVENT WILL HP BE LIABLE FOR LOSS OF DATA OR FOR DIRECT, SPECIAL, INCIDENTAL, CONSEQUENTIAL (INCLUDING LOST PROFIT), OR OTHER DAMAGE, WHETHER BASED IN CONTRACT, TORT, OR OTHERWISE. Some states or provinces do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you.

2

3

4

5

Hardware service during the warranty period
If your hardware should fail during the warranty period, HP offers the following support options:
l l

HP Authorized Service Provider: You can return your printer to a local authorized service dealer. HP Repair Services: You can return your printer to an HP repair office.

When sending equipment, we recommend insuring the equipment for shipment. Also include a copy of your proof of purchase. CAUTION Shipping damage as a result of inadequate packaging is the customer's responsibility. Use the original packing materials whenever possible.

Hardware service after the warranty period
If your hardware fails after the warranty period, contact an authorized Hewlett-Packard Dealer Repair Center or a designated Hewlett-Packard Repair Center. If you have a Hewlett-Packard Maintenance Agreement, request service under your agreement.

28 Product information

EN

HP LaserJet Toner Cartridge warranty
HP LaserJet Toner Cartridges are warranted to be free from defects in materials and workmanship until the HP toner is depleted. You know your HP toner is depleted when you begin to see faded or light type on your printed page. The warranty, extended for the life of the cartridge, covers any defects or malfunctions in your new Hewlett-Packard Toner Cartridge. HP will, at HP's option, either replace products which prove to be defective or refund your purchase price. In the event the cartridge proves to be defective, attach a printout sample illustrating what the defective cartridge is printing and return to the place of purchase. IN NO EVENT SHALL HEWLETTPACKARD COMPANY BE LIABLE FOR ANY INCIDENTAL CONSEQUENTIAL, SPECIAL, INDIRECT, PUNITIVE, OR EXEMPLARY DAMAGES OR LOST PROFITS FROM ANY BREACH OF THIS WARRANTY OR OTHERWISE.

Voltage conversions
HP LaserJet printers are manufactured to different specifications for different countries. Because of these differences, HP does not recommend transporting products sold within one country to another country. In addition to the 115-220 voltage environment concerns, the country of final destination may have different import and export restrictions, power frequencies, and regulatory requirements. Note The HP LaserJet family printers must be serviced by an authorized repair depot or reseller within the country where the printer was originally purchased. Because of the different specifications and warranty coverage limitations, Hewlett-Packard does not offer a conversion, or support the conversion, of HP LaserJet family printers. We advise those customers planning to transport equipment to different countries to purchase the products in the country of final destination.

EN

Warranty 29

30 Product information

EN

2

Site requirements

Chapter contents
Site requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Operating environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Printer space requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 The HP C3906A/F Toner Cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Storage conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Storing opened toner cartridges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Toner cartridge handling suggestions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

EN

Chapter contents 31

Site requirements
Operating environment
The environmental requirements listed in the table below must be maintained to ensure the proper operation of this printer. Table 2-1 Environmental requirements Operating
50 to 90.5° F (10 to 32.5° C) 20 to 80% RH (with no condensation)

LaserJet 5L/6L/6L Pro & Cartridge
Temperature Humidity

Storage
32 to 104° F (0 to 40° C) 10 to 80% RH (with no condensation)

Consider the following points before installing the printer:
l l l

Install in a well-ventilated, dust-free area. Install on a hard, flat and continuous surface, with all four printer feet level. Do not install on carpet or other soft surfaces. Ensure adequate power is supplied. Printer power requirements are listed under "Specifications" in Chapter 1. Uninterruptible power supplies (UPS) should not be used with this printer. Install away from direct sunlight, open flames, or ammonia fumes. If the printer is placed near a window, make sure the window has a curtain or blind to block any direct sunlight. Install with enough space around the printer for proper access and ventilation. (See Figure 2-1.) Install printer away from the direct flow of exhaust from air ventilation systems.

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32 Site requirements

EN

Printer space requirements

Legal (paper guide not present on HP LaserJet 6L Pro) A4 Letter 445.3 mm

327.5 mm

311.2 mm Figure 2-1 Printer space requirements

335.5 mm

Table 2-2

Printer dimensions Dimension
335.5 mm (13.2 inches) 311.2 mm (12.3 inches) 227.5 mm (8.9 inches) 372.7 mm (14.6 inches)1 7.2 kg (15.9 pounds) 0.7 kg (1.5 pounds)

Description
Width Depth Height (storage) (operational) Weight (with toner cartridge) Toner Cartridge
1. 2.

weight2

With Letter Input Assembly extended. Some quantity of toner will reside in the waste toner area of a Toner Cartridge when the toner supply is exhausted. Therefore, using toner cartridge weight may be an unreliable indication of remaining toner supply.

EN

Printer space requirements 33

227.5 mm

The HP C3906A/F Toner Cartridge
Toner Cartridges contain components that are sensitive to light, temperature, and humidity. Follow the recommendations in this section to ensure the highest quality and longest life of HP Toner Cartridges. Keep the printer within the following environmental conditions for optimum performance.

Storage conditions
The Toner Cartridge is affected by its environment. Packaging protects the Toner Cartridge from light and increases its storage life. It is important to store the cartridge in its original packaging until the cartridge is ready to be installed in the printer. When storing the Toner Cartridge in a warehouse or work area, make sure the storage place meets the conditions specified in Table 2-1.

Storing opened toner cartridges
Because the cartridge does not have a shutter to cover the laser beam access slot, it should be kept inside the printer until empty. Toner Cartridges that have had the toner sealing tape removed are also more vulnerable to environmental extremes (such as high humidity). If the toner cartridge must be removed from the printer, always store the cartridge:
l l l l l

Inside the protective bag in which it was originally packaged. In a dark cabinet, away from direct sunlight. Correct side up and in a horizontal position (not standing on end). At a temperature between 32° to 104° F (0° and 40° C). Away from ammonia or other organic solvent fumes.

CAUTION

Never ship the printer with a Toner Cartridge installed. Excessive vibration during shipping can cause toner to leak, contaminating the printer. Never expose the Toner Cartridge to direct sunlight or to room light for more than a few minutes. Bright light and direct sunlight can permanently damage a Toner Cartridge. The C3906F Toner Cartridge is designed specifically for use in the environmental conditions of the Asia Pacific region and is only available in that region.

Note

34 Site requirements

EN

Toner cartridge handling suggestions
l

Before installing a cartridge, distribute the toner evenly by rotating the cartridge back and forth five to six times. (See Figure 2-2.) Repeat this action when toner begins to run low.

Figure 2-2

Toner cartridge distribution
l l l

Do not touch the surface of the Photosensitive Drum in the cartridge. Protect the drum from light and contamination. Do not expose the cartridge to unnecessary vibrations or shock. Do not expose the Photosensitive Drum to strong light. Blurred areas on the page may indicate that the drum has been exposed to light for too long. This causes permanent damage to the Photosensitive Drum. Replace the cartridge. Never manually rotate the drum, especially in the reverse directions; internal damage and toner spills may result. Remove the Toner Cartridge before shipping the printer.

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EN

The HP C3906A/F Toner Cartridge 35

36 Site requirements

EN

3

Operating overview

Chapter contents
Using the Control Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Control Panel layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Indicator lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 The Control Panel Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Printing a self-test page. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Continuous self test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Printing an engine test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Resetting the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 To reset the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

EN

Chapter contents 37

Using the Control Panel
Control Panel layout
The Control Panel is located on the front of the printer and consists of one button and three indicator lights.

ERROR (Amber) DATA (Green) READY (Green)

These lights can be in only one of the following states: OFF ON Blinking

Indicator lights
The Indicator Lights provide a quick way to check the printer's status. Table 3-1 Indicator Lights (1 of 2) It means this: Do this:
If you want to print, press and release the Control Panel Button or send the print job. If no response, check the power cord.

When this indicator: Looks like this:

No lights are on The printer is in or blinking SleepMode or has been disconnected.

On

The printer is ready to print. No action is necessary. However, you can print a test page by pressing and releasing the Control Panel button. Print job in progress. Let job finish printing.

Blinking

Data Light and Unprinted data are in the Ready Light printer. both remain on

Press and release the Control Panel Button to print the remaining data. See "Service and error messages" in Chapter 7.

38 Operating overview

EN

Table 3-1

Indicator Lights (Continued) (2 of 2) It means this:
Printer is in Manual Feed mode.

When this indicator: Looks like this:
Data Light is blinking

Do this:
Make sure that the correct paper is loaded. Then, press and release the Control Panel Button to print.

Error Light remains on

Printer is out of paper. Printer's EP door is open. Printer has a paper jam. Toner Cartridge is either missing or not installed correctly.

Add paper. Close the door. Clear the jam and resume printing. Install a cartridge, being careful to position it correctly. NOTE: The HP LaserJet 6L Pro has no mechanism for detecting the presence of a Toner Cartridge. If the Toner Cartridge is missing, the Error Light will remain off. Printing without a Toner Cartridge installed may cause a paper jam. If the Error Light remains lit after checking for these problems, and there's no paper jam, disconnect the power for 10 seconds, then reconnect to the power source. If, after taking these actions, the light remains on, refer to Chapter 7, "Troubleshooting."

Error Light is blinking

The page may have too much data or may be too complex for the printer's memory capacity.

Press and release the Control Panel Button to continue printing. There may be some data loss on the page. Hint: To avoid this in the future: 1. See your printer driver help for more suggestions regarding printer memory usage. 2. Reduce resolution to 300 dpi with your software. 3. Install additional printer memory. (See Chapter 6 for information on installing additional memory.)

All lights remain Printer is indicating either on an internal problem or a fatal error.

1. If you have added an additional memory card, try removing it. 2. Disconnect the power for 10 seconds, then reconnect it. 3. If all of the lights come on steadily again, try disconnecting the power for 15 minutes. If this error remains after completing the tasks above, see Chapter 7, "Troubleshooting."

All lights are blinking

Printer is initializing or resetting (6L Pro) Memory card may be slower than 70 nsec (5L/6L)

No action is necessary. See Chapter 7, "Troubleshooting."

EN

Using the Control Panel 39

The Control Panel Button
Depending on what state the printer is in, pressing the Control Panel Button allows you to control printing tasks by either starting or resuming a printer function. Use the Control Panel Button to accomplish the following tasks: Table 3-2 Function
Wake Up Self Test Printer Reset

Control Panel Button usage Lights
All lights are off while plugged into power source Ready (bottom) Light is on and the other lights are off.

Action

Result

Briefly push and release the The printer will wake up to a button. ready state. Briefly push and release the Prints a self-test page. button. The reset will return the printer to the factory default settings. This clears all data from memory, including any downloaded fonts and macros.

The Ready (bottom) Light Press and hold the button will remain lit, if there are no until the three Front Panel printer errors. Lights blink quickly in succession.

Resume (from Manual The Data (middle) Light Feed) blinks. Continue (from memory error) Form Feed Error (top) Light blinks.

Briefly push and release the Override manual feed to button. print from paper