EasyManua.ls Logo

HP LaserJet 5L Service Manual

HP LaserJet 5L
204 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
Printed on
Recycled Paper
*C3990-90991*
*C3990-90991*
C3990-90991
HP LaserJet 5L and 6L Printer
Service Manual
Copyright© 1997
Hewlett Packard Co.
Printed in USA 9/97
Manual Part No.
C3990-90991
HP LaserJet 5L and 6L Printer (C3941/C3990) Service Manual
Question and Answer IconNeed help?

Do you have a question about the HP LaserJet 5L and is the answer not in the manual?

HP LaserJet 5L Specifications

General IconGeneral
Print TechnologyLaser
Print Speed4 ppm
Resolution600 x 600 dpi
Input Capacity100 sheets
ConnectivityParallel
Memory1 MB
Media TypesPaper, envelopes, transparencies, labels
Media SizesLetter, Legal, Executive, A4, A5, B5, Envelopes (C5, DL, B5)
Supported Operating SystemsWindows 3.1, Windows 95

Summary

Product Information

Printer Features

Details the features of the HP LaserJet 5L and 6L printers.

Paper Capacities and Sizes

Lists input and output paper bin capacities and paper size limits.

Specifications

Provides performance, electrical, and acoustic specifications for the printers.

Service Approach

Outlines the strategy for printer repair using FRUs and diagnostics.

Technical Assistance

Provides contact methods for obtaining technical support and online services.

Warranty

Details the printer's warranty terms, exclusions, and limitations.

Site Requirements

Operating Environment

Specifies temperature and humidity requirements for printer operation and storage.

Printer Space Requirements

Details the physical dimensions and clearance needed for printer installation.

Toner Cartridge Handling Suggestions

Offers advice on distributing toner and handling the cartridge properly.

Operating Overview

Using the Control Panel

Explains the control panel layout, buttons, and status lights on the printer.

LED Lights

Describes the meaning of different LED indicator light patterns for printer status.

Resetting the Printer

Provides instructions on how to reset the printer to its factory default settings.

Printer Maintenance

Life Expectancy of Consumables

Lists components and their estimated life in pages, and remarks on wear.

Cleaning the Printer

Provides instructions for cleaning the printer's exterior and interior components.

Cleaning Printer Components

Details specific cleaning methods for various printer components.

Functional Overview

DC Controller/Power System

Explains the role of the DC controller and power distribution circuitry.

Image Formation System

Explains the six-step process of creating an image using laser printing technology.

Paper Feed System

Describes how paper is picked up, fed through the printer, and delivered.

Removal and Replacement

Removal and Replacement Strategy

Outlines the scope of the chapter, focusing on FRUs and general replacement guidelines.

Required Tools

Lists the necessary tools for performing removal and replacement procedures.

Heating Element

Step-by-step instructions for removing the printer's heating element.

Laser/Scanner Assembly

Instructions for removing the laser/scanner assembly.

DC Controller

Detailed procedure for removing the DC controller PCA.

Formatter PCA

Instructions for removing the formatter PCA.

Troubleshooting

General Troubleshooting Flowchart

A flowchart to guide users through basic printer problem diagnosis.

Service and Error Messages

Describes service errors, their causes, and recommended actions.

Image Defect Examples

Illustrates common image defects and their probable causes.

Engine Test

Explains the purpose and procedure for performing an engine test.

Parts and Diagrams

Ordering Parts

Provides contact information and procedures for ordering replacement parts.

Internal Components (1 of 3)

Diagram identifying major internal components of the printer.

Internal Components (2 of 3)

Diagram identifying more internal components and their part numbers.

Internal Components (3 of 3)

Diagram identifying final internal components and their part numbers.

DC Controller/Formatter and Cables

Diagram showing the DC controller, formatter, and associated cables.

Parts Index

Alphabetical Parts List

An alphabetical listing of all printer parts with part numbers and references.

Numerical Parts Index

A numerical index of printer parts by part number.

Regulatory Information

Laser Safety (U.S.A.)

Information on the printer's certification as a Class 1 laser product.

FCC Statement (Class B)

FCC compliance statement for Class B digital devices.

Service Notes

Fuser Accordian Jams

Service note describing a specific paper jam issue in the fuser area.

Fuser Jam Clearing Countermeasure

Service note detailing a countermeasure for fuser jam clearing.

Related product manuals