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HP
5L (C3941A)
manual
RG5-1942-000CN Feed Assembly RB1-7226-000CN Idler Roller
Models:
5L (C3941A)
1
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Troubleshooting
Specifications
Install
Parts list
Error messages
Image Formation Block Diagram
Connector Signal Name Remarks
Hardware Error There is an
Warranty
Dimension
Page 173
Image 173
Table
8-8
Ref
Part No.
Qty
Description
RG5-1942-000CN
1
Feed Assembly
9
RB1-7226-000CN
1
Idler Roller
Parts and Diagrams
8-21
Page 172
Page 174
Page 173
Image 173
Page 172
Page 174
Contents
HP LaserJet 5L C3941A
Warranty
Conventions
Product Information
Chapter Descriptions
List of Figures
Figure B-1 Vcci Statement Japan
List of Tables
Viii
Product Information
Contents
Product Information
Printer Features
Printer Features
Paper Capacities and Sizes
Paper Capacities and Sizes
HP LaserJet 5L Model and Serial Numbers
Identification
Model and Serial
Performance Specifications
Specifications
Electrical Specifications
Category Specification
Front/Side Views of the Printer
Product Overview
Front Door Assemblies
Back View of the Printer
Parts Exchange Program
Service Approach
Ordering Parts
Ordering Consumables
Description
Related Documentation
HP CompuServe Forum
Technical Assistance
North American Response Center
Customer Information Centers North America Only
Customer Support Center Assist Line
Warranty Exclusions
Warranty
Voltage Conversions
Warranty Limitations
Site Requirements
Site Requirements
Operating Environment
Site Requirements
Environmental Requirements
Operating Storage
Printer Space Requirements
Printer Space Requirements Printer Dimensions
Description Dimension
Storing Opened Toner Cartridges
HP C3906A Toner Cartridge
Storage Conditions
Toner Cartridge Distribution
Toner Cartridge Handling Suggestions
Installation and Configuration
Installation and Configuration
Check package contents
Unpacking and Installation
Choose the best location
Unpack the printer
Attach the power cord
Install the toner cartridge
Install printing software
Load paper
Minimum System Requirements
Host-Based Printer Driver
Host-Based Printer Settings Options
Host-Based Printer Settings
Host-Based Printing Status
PCL Printer Driver
PCL Printer Settings Options
PCL Printer Settings
PCL Printing Status
Using Host-Based and PCL Drivers Together
Control Panel Layout
Using the Control Panel
When this Indicator
Indicator Lights 1
LED Lights
It means this Do this
Hardware Error There is an
Indicator Lights 2
Function Action Lights Result
Front Panel Button
Front Panel Button Usage
Self-test
Printing a Self-Test
Continuous Self Test
Engine Test Button
Printing an Engine Test
To Reset the Printer
Resetting the Printer
Installation and Configuration
Printer Maintenance
Printer Maintenance
Description Est Life Remarks Pgs
Life Expectancy of Consumables
Life Expectancy of Consumables
Five Percent Text Coverage
Toner Cartridge Life
Saving Toner with EconoMode
Recycling Toner Cartridges
Refilled Toner Cartridges
Cleaning the Printer
Cleaning Printer Components
Cleaning Printer Components
Cleaning Spilled Toner
Functional Overview
Functional Overview
Basic Printer Functions
Printer Functional Block Diagram
DC Controller Loads
DC Controller/Power System
Laser and Scanner Drive
Print Engine Control System
AC Power Distribution
Power System on DC Controller PCA
High Voltage Power Distribution
Formatter System
Random Access Memory RAM
Read Only Memory ROM
Parallel Interface
Control Panel
Resolution Enhancement REt
Memory Enhancement technology MEt
EconoMode vs Normal Mode
EconoMode
PJL Overview
Enhanced I/O
Protect
Image Formation System
Image Formation Block Diagram
Toner Cartridge
Drum Cleaning
Drum Conditioning
Image Writing
Image Transferring
Image Fusing
Image Developing
Paper Feed System
Simplified Paper Path
Name Description
Solenoid and Sensors Solenoid and Photosensors
Paper Jam Detection
Basic Sequence of Operation
Refer to Timing Diagram on the next
Printer Timing
Period Timing Purpose
General Timing Diagram
Removal and Replacement
Removal and Replacement
Removal and Replacement Strategy
Phillips and Posidriv screwdrivers
Required Tools
Installing Memory Cards Dram
Back Cover Removal 1
Covers and Doors
Back Cover
Back Cover Removal 2
EP Door Assembly Removal
EP Door Assembly
Memory Door Removal
Memory Door
Main Cover and Paper Input Assembly Removal
Main Cover and Paper Input Assembly
Control Panel Removal
Internal Assemblies
Exit Roller Removal
Exit Roller Assembly
Delivery Assembly Removal 1
Delivery Assembly
Delivery Assembly Removal 2
Fuser Pressure Plate Removal
Fuser Pressure Plate
Fuser Pressure Plate Replacement
Heating Element Removal 1
Heating Element
Heating Element Removal 2
Heating Element Removal 3
Pressure Roller Removal
Pressure Roller
Face-Up/Face-Down Lever
Face-Up/Face-Down Lever Replacement
Fuser Exit Roller Removal
Fuser Exit Roller Assembly
Paper Exit Sensor Flag
Paper Exit Sensor Flag Replacement
Top Assemblies
Laser/Scanner Assembly
Laser/Scanner Assembly Removal
Solenoid Removal 1
Solenoid
Solenoid Removal 2
Pickup Roller Assembly Removal 1
Pickup Roller Assembly
Pickup Roller Assembly Removal 2
Paper Pickup Roller Assembly Replacement Inside/Front View
To reinstall
Paper Feed Frame Removal
Paper Feed Frame
Paper Feed Frame Removal 1
Paper Feed Frame Removal 2
Transfer Roller Guide & Transfer Roller
Kick Plate Removal
Kick Plate
Kick Plate Spring Replacement
Separation Pad Removal
Separation Pad
Subpad Removal
Subpads
Feed Assembly Removal 1
Feed Assembly
Feed Assembly Removal 2
Feed Assembly Removal 3
Memory Door Guide Removal
Bottom Assemblies
Memory Door Guide
Motor Removal
Motor
DC Controller Removal 1
DC Controller
DC Controller Removal 2
DC Controller Removal 3
Formatter Board Removal
Formatter PCA
Troubleshooting
Troubleshooting
Start
General Troubleshooting Flowchart
Exit
Paper Path and Components
Paper Path and Components
DC Controller PCA Components
DC Controller Diagram
Priority of Errors
Printer Error Troubleshooting
LEDs Description Recommended Action
Printer Status Messages
Printer Status Messages 1
Printer Status Messages 2
Unclearable Error
Service and Error Messages 1
Service and Error Messages
Beam Error. There are a number of causes
Formatter Error
Service and Error Messages 3
Check the Toner Cartridge
Image Formation Troubleshooting
Faded Print
Image Defect Examples
Vertical Lines
Character Voids
Dropouts
Blank Page Occasional
White Horizontal Line
Distorted Image or BD Failure
Engine Test
Troubleshooting Checks
Engine Test
Half-Self Test Functional Check
Drum Rotation Functional Check
High-Voltage Power Supply Check
High-Voltage Power Supply Check
Toner Cartridge High Voltage Connection Points 1
Checks Action
Toner Cartridge High Voltage Connection Points 2
Possible Cause Recommended Action
Paper Curl Troubleshooting
Paper Curl
Overriding PS204
Troubleshooting Tools
Paper Path Check
Repetitive Image Defect Ruler
Repetitive Image Defect Ruler
Troubleshooting
Main Wiring Diagram
Cable Pinouts
Connector Signal Name Remarks
Dosns
Troubleshooting
Parts and Diagrams
Parts and Diagrams
How to Use the Part Lists and Diagrams
Parts and cannot be ordered through SMO
Product Number Description
Accessories and Supplies
Accessories and Supplies
Example Description
Common Hardware
Major Assembly Locations
Covers and Doors
Description
Internal Components 1
Qty Description
Internal Components 2
Parts and Diagrams
Internal Components 3
Parts and Diagrams
DC Controller/Formatter and Cables
Inches
Connector Cable Length
ECU Case
Pickup Roller Assembly
Parts and Diagrams
Feed Assembly
RG5-1942-000CN Feed Assembly RB1-7226-000CN Idler Roller
Separation Guide Assembly
Parts and Diagrams
Delivery Assembly
Parts and Diagrams
Parts and Diagrams
Parts Index
Parts Index
Alphabetical Parts List
Parts Index A-3
Parts Index
Parts Index A-5
Table A-2 Numerical Parts Index
Table A-2
Numerical Parts List
Parts Index
Parts Index A-9
Parts Index
Regulatory Information
Laser Safety U.S.A
Laser Statement Finland
Ozone Emission
Toner Safety
Vcci Statement Japan
FCC Statement Class B
Vcci Statement Japan
HP AUDIO-TIPS
Index
Index-2
Index-3
Index-4