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HP
6L pro, 6L Gold
manual
Functional overview
Models:
6L Gold
6L pro
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Troubleshooting
Specs
Install
Parts list
Error codes
DC Controller diagram
Unclearable error
Warranty
Maintenance
Resetting the printer
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Figure
5-8
General timing diagram - HP LaserJet 6L and HP LaserJet 6L ProSL
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Functional overview
EN
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Contents
Printer
Page
HP LaserJet 5L/6L/6L Gold/6L Pro Printer
Warranty
Trademark Credits
Conventions
Page
Contents
Printer maintenance
Appendix a Parts index
Appendix B Regulatory information
Figures
Page
Tables
Page
Chapter contents
Product information
Printer Features
Printer features
Printer Features Description
Paper capacities and sizes
HP LaserJet 6L Gold
Identification
Model and serial
2HP LaserJet 6L model and serial numbers
3HP LaserJet 6L Pro model and serial numbers
Performance specifications Category Specification
Specifications
Acoustic emissions
Product overview
4Front/side views of the printer
1415
6Back view of the printer
Ordering parts
Service approach
Parts Exchange Program
Ordering related documentation
Technical assistance
HP Customer Care
Customer Care options worldwide
In-country/region support Open Monday through Friday
HP worldwide sales and service offices
Argentina Australia Austria
India Indonesia Israel
Russian Federation Singapore Spain
Hardware service during the warranty period
Warranty
Hardware service after the warranty period
HP LaserJet Toner Cartridge warranty
Voltage conversions
Product information
Site requirements
Site requirements
Install in a well-ventilated, dust-free area
Operating environment
Printer space requirements
Storage conditions
HP C3906A/F Toner Cartridge
Storing opened toner cartridges
Toner cartridge handling suggestions
2Toner cartridge distribution
Site requirements
Operating overview
Control Panel layout
Using the Control Panel
Indicator lights
Blinking
Using the Control Panel
Control Panel Button
Control Panel Button usage Function Lights Action Result
Printing a self-test
1Self-test page for HP LaserJet 5L
2Self-test page for HP LaserJet 6L
3Self-test page for HP LaserJet 6L Pro
Printing an engine test
Continuous self test
Resetting the printer
To reset the printer
Operating overview
Printer maintenance
Life expectancy of consumables
Pressure Roller
Toner cartridge life
Saving toner with EconoMode
Refilled toner cartridges
Recycling toner cartridges
Cleaning printer components
Cleaning the printer
Cleaning printer components Component Cleaning Method/Notes
Cleaning spilled toner
Functional overview
1Printer functional block diagram
Basic printer functions
DC Controller/power system
2DC Controller loads
Power system on DC Controller PCA
Print engine control system
Overcurrent/overvoltage protection
DC power distribution
High voltage power distribution
SleepMode
Read only memory ROM
Random access memory RAM
Formatter system
Parallel interface
Memory Enhancement technology MEt
Resolution Enhancement technology REt
EconoMode
Enhanced I/O
Protect
PJL overview
Image formation system
Toner cartridge
Drum conditioning
Drum cleaning
Image fusing
Image writing
Paper feed system
5Simplified paper path
Solenoid and sensors Number Name Description
SL1
Paper jam detection
Basic sequence of operation
Printer timing Period Timing Purpose
7General timing diagram HP LaserJet 5L
Functional overview
Removal and replacement
Removal and replacement strategy
Required tools
1Phillips and PosiDriv screwdrivers
Installing memory cards Dram
Push it firmly into the printer
Covers and doors
Back Cover
To reinstall
3Back Cover removal 2
EP Door Assembly
4EP Door Assembly removal
Memory Door
5Memory Door removal
Main Cover and Paper Input Assembly
Procedure for HP LaserJet 6L Pro
Procedure for HP LaserJet 5L and 6L
Internal assemblies
Exit Roller Assembly
8Exit Roller removal
Delivery Assembly
9Delivery Assembly removal 1
10Delivery Assembly removal 2
Fuser Pressure Plate
11Fuser Pressure Plate removal
12Fuser Pressure Plate replacement
Heating Element
13Heating Element removal 1
14Heating Element removal 2
15Heating Element removal 3
Pressure Roller
Pressure Roller Guide removal
Face-Up/Face-Down Lever replacement
Face-Up/Face-Down Lever
Fuser Exit Roller Assembly
18Fuser Exit Roller removal
19Paper Exit Sensor Flag replacement
Paper Exit Sensor Flag
Laser/Scanner Assembly
Top assemblies
Solenoid
21Solenoid removal 1
22Solenoid removal 2
Pickup Roller Assembly
23Pickup Roller Assembly removal 1
24Pickup Roller Assembly removal 2
25Paper Pickup Roller Assembly replacement inside/front view
Paper Feed Frame
26Paper Feed Frame removal 1
27Paper Feed Frame removal 2
28Paper Feed Frame removal 3
29Paper Feed Frame removal 4
Transfer Roller Guide and Transfer Roller
Kick Plate
31Kick Plate removal
32Kick Plate Spring replacement
Separation Pad
33Separation Pad removal
Place your index finger on the subpad
Subpads
Press toward the top of the printer
Feed Assembly
35Feed Assembly removal 1
36Feed Assembly removal 2
37Feed Assembly removal 3
Bottom assemblies
Memory Door Guide
Motor
39Motor removal
DC Controller
40DC Controller removal 1
41DC Controller removal 2
42DC Controller removal 3
Formatter PCA
Formatter Board removal
Troubleshooting
General troubleshooting flowchart
On following
General Troubleshooting Flowchart
Paper path and components
1Paper path and components
DC Controller diagram
2DC Controller PCA components
Printer error troubleshooting
Priority of errors
Printer status messages
Paper Jam
Unclearable error
Sleep Mode
Service and error messages
Service and error messages
PCA
Service and error messages 3of
Scanner Error. Caused by a
Image formation troubleshooting
Check the toner cartridge
Staining
Image defect examples
Faded print
Vertical lines
Vertical white stripes
Horizontal stripes
Repetitive defects
Character voids
Dropouts
Background scatter
Black
Half of the page Is blank or loss of detail
Blank page occasional
Curled or wrinkled sheets
Blank pages all pages
Dirt on the back
Dark background
Dots
Blank spots
White horizontal line
Faulty registration/skewed image
Distorted image or BD failure
Engine Test Button location
Troubleshooting checks
Engine test
Printing an engine test
Half self-test functional check
Drum rotation functional check
High-voltage power supply check
High-voltage power supply check Check Action
6Toner cartridge high-voltage connection points 2
Paper curl
Paper surface
Paper path check
Troubleshooting tools
To override PS204 and SW101
Repetitive image defect ruler
8Repetitive image defect ruler
Main wiring diagram
9Main wiring diagram
Cable pinouts Connector Signal name Remarks
Troubleshooting
Parts and diagrams
How to use the part lists and diagrams
Ordering consumables
Accessories and supplies
Accessories and supplies Product number Description
Common hardware
Common fasteners used in the printer Example Description
Parts diagrams
1Major assembly locations
2Covers and doors
Parts diagrams
3Internal components 1
Parts diagrams
4Internal components 2
502 XB1-1300-807CN Screw, PH, M3x8
See
Parts diagrams
DC Controller/formatter and cables
Parts diagrams
7Pickup Roller assembly
Parts diagrams
Feed assembly
Parts diagrams
9Separation Guide assembly
Parts diagrams
10Delivery assembly
Parts diagrams
Parts and diagrams
Table A-1 Alphabetical parts list Description
Alphabetical parts list
Parts index
Parts index
Table A-1 Alphabetical parts list Description
Table A-1 Alphabetical parts list Description
Table A-1 Alphabetical parts list Description
Numerical parts list
Table A-2 Numerical parts list Description
Numerical parts list
Table A-2 Numerical parts list Description
Table A-2 Numerical parts list Description
Table A-2 Numerical parts list Description
Laser Safety U.S
Regulatory information
Varoitus
Laser Statement Finland
Laserturvallisuus Luckan 1 Laserlaite Klass 1 Laser Apparat
Varning
Material data safety sheet
Toner safety
Ozone emission
FCC Statement Class B
Vcci Statement Japan
Index
181
182
183
ROM/RAM
184
Jedia
185
186
PCL
187
188
189
Wait
190
Page
C8060-90903