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HP LaserJet 4000 Series User Manual

HP LaserJet 4000 Series
394 pages
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HP LaserJet 4000 and 4050 Series Printers Service Manual
HP LaserJet 4000 and
4050 Series Printers
Service Manual
Printed on at least
50% Total RecycledFiberwith
at least 10% Post-Consumer Paper
Copyright© 1999
Hewlett-Packard Co.
Printed in USA
Manual Part No.
C4251-91003
*C4251-91003*
*C4251-91003*
C4251-91003
For more information on the LaserJet 4000 / 4050 Visit www.PrinterSupplies.com 800-551-1943

Table of Contents

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HP LaserJet 4000 Series Specifications

General IconGeneral
Print TechnologyLaser
ConnectivityParallel
Output Capacity250 sheets
Duplex PrintingOptional
Paper Capacity (Maximum)1, 100 sheets
Print LanguageHP PCL 5e, HP PCL 6, PostScript Level 2 Emulation
Supported Operating SystemsWindows, Mac OS

Summary

Printer Description

Overview

Provides a general overview of the printer's features and capabilities.

Printer Features

Details the technical specifications of the HP LaserJet 4000 series printers.

Identification

Explains how to locate and understand the model and serial numbers.

Site Requirements

Site Requirements

Details environmental specifications for printer operation.

Space Requirements

Specifies the necessary physical dimensions for printer installation.

Environmental Requirements

Outlines operating and storage conditions for the printer.

Paper Specifications

Paper Specifications, Tray 1

Details paper types, dimensions, weight, and capacity for Tray 1.

Supported Types of Paper

Lists the various types of paper supported by the printer.

Guidelines for Using Paper

Provides recommendations for using paper to ensure optimal performance.

Safety Information

Laser Safety Statement

Information regarding the printer's classification as a Class 1 laser product.

FCC Regulations

Compliance details regarding FCC rules for digital devices.

Toner Safety

Precautions and information related to handling toner.

Service Approach

Overview

Introduces the topics covered in the Service Approach chapter.

Service Approach

Describes the general strategy for repairing the printer.

Parts and Supplies

Information on how to obtain replacement parts and consumables.

Helpful Documentation

Lists available documentation and their part numbers for ordering.

Printer Operation

Overview

Outlines the topics covered in the Printer Operation chapter.

Using the Control Panel

Explains how to use the printer's control panel for operation.

Control Panel Menus

Details the various menus available on the printer's control panel.

Paper Handling Menu

Describes settings related to paper type, size, and handling.

Printer Maintenance

Overview

Introduces the Printer Maintenance chapter.

Cleaning the Printer and Accessories

Provides instructions for cleaning the printer and its accessories.

Preventative Maintenance

Details the scheduled maintenance procedures for the printer.

Expected Life of Components

Lists the expected lifespan of printer components.

Functional Information

Overview

Presents a functional overview of the printer's systems.

Power Supply System

Describes the AC/DC power distribution within the printer.

Engine Controller System

Explains the functions controlled by the engine controller board.

Formatter System

Details the functions and components of the formatter system.

Removing and Replacing Parts

Overview

Introduces the chapter on disassembling and reassembling the printer.

Removal and Replacement Strategy

Outlines the general procedure and precautions for part removal.

Tools

Lists the required tools for printer disassembly and repair.

Removing Covers

Provides instructions for removing various printer covers.

Troubleshooting

Overview

Introduces the Troubleshooting chapter.

Troubleshooting Process

Describes a systematic approach to diagnosing printer problems.

Troubleshooting Flowchart (1 of 2)

Visual guide to the troubleshooting process.

Troubleshooting the Printing System

Covers common issues and checks for the printing system.

Reference Diagrams

Locations of Components

Diagrams showing the location of various printer components.

Paper Path

Illustrates the path paper follows through the printer.

Engine Controller Board

Diagram showing the layout of the engine controller board.

Sensors and Thermistor

Illustrates the location of various sensors and the thermistor.

Parts and Diagrams

Overview

Introduces the chapter on parts and diagrams.

How To Use the Parts Lists and Diagrams

Guidance on interpreting parts lists and exploded view diagrams.

Accessories and Supplies

Lists available accessories and supplies for the printer.

Illustrations and Parts Lists

Provides diagrams and corresponding parts lists for printer assemblies.

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