Руководство по эксплуатации HP Printer — Обслуживание и безопасность (EN)

For HP Internal Use Only Warranty WARNING WARNING The Warning symbol calls attention to a procedure, practice, or the like, which, if not correctly performed or adhered to, could result in personal injury. Do not proceed beyond a Warning symbol until the indicated conditions are fully understood and met. ©Copyright Hewlett-Packard Company 2004 The information contained in this document is subject to change without notice. The procedures described in this manual are to be performed by HP-qualified service personnel only. This document contains proprietary information that is protected by copyright. All rights are reserved.

No part of this document may be photocopied, reproduced, or translated to another language without the prior written consent of Hewlett-Packard Company. Hewlett-Packard makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Electrical Shock Hazard Serious shock hazard leading to death or injury may result if you do not take the following precautions: CAUTION - Ensure that the ac power outlet (mains) has a protective earth (ground) terminal.

The Caution symbol calls attention to an operating procedure, practice, or the like, which, if not correctly performed or adhered to, could result in damage to or destruction of part or all of the product. Do not proceed beyond a Caution symbol until the indicated conditions are fully understood and met. First Edition, December 2004 Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material. - Disconnect the Printer from the power source prior to performing any maintenance.

Second Edition, April 2005 - Prevent water or any other liquids from running onto electrical components or circuits, or through openings in the enclosure. Electrostatic Discharge Refer to the beginning of Chapter 4of this manual, for precautions you should take to prevent damage to the Printer circuits from electrostatic discharge. Safety Symbols General definitions of safety symbols are given immediately after the table of contents. Content Management Department, Barcelona Division, Hewlett-Packard Espanola, S.A. Avda. Graells, 501 08190 Sant Cugat del Valles Spain

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Conventions

Using this Manual Purpose This Service Manual contains information necessary to test, calibrate and service: „ hp designjet 4000 printer (Model Q1273A) „ hp designjet 4000ps printer (Model Q1274A) For information about using these printers, refer to the corresponding User and Quick Reference Guides. Readership The procedures described in this Service Manual are to be performed by HP Certified service personnel only. Part Numbers Part Numbers for Printer options, accessories and service parts are located in Chapter 7. Conventions A small arrow ⇒ is used to indicate other parts of the Service Manual where you can find information related to the topic you are consulting.

2 hp designjet 4000 series printers service manual

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Table of Contents

Table of Contents Table of Contents 1 Troubleshooting 1-1 System Error Codes 2-1 Ink Supplies Troubleshooting 3-1 Service Tests and Utilities 4-1 Service Calibrations 5-1 Print Quality 6-1 Parts and Diagrams 7-1 Removal and Installation 8-1 Preventive Maintenance 9-1 hp designjet 4000 series printers service manual 3

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Troubleshooting

1 Troubleshooting 1 Introduction 1-2 Troubleshooting System Error Codes 1-2 Performing a Service Test on a Failed Assembly 1-2 Performing the Necessary Service Calibrations 1-3 Solving Print Quality Problems 1-3 The Printer does not Power ON 1-3 The Printer Continuously Rejects Printheads 1-3 Cover Sensors are not Working 1-3 The Line Sensor has Problems Detecting Media 1-4 Troubleshooting Shutdowns 1-5 Vacuum suction much lower at high altitudes 1-6 Banding at variable extreme environmental conditions 1-6 Printhead Crashes/Smears on High Density Prints Using Coated Media 1-6 Banding due to Ink Cartridge replacement while printing 1-7 34" Rice Paper not supported 1-7 Cut Sheet rice paper loading failure 1-7 Worm marks on HP Coated media with light area fills 1-7 Solving Media-Handling Problems 1-8 Using the Buzzer at Power-up to Troubleshoot 1-9 Using the Power-up Sequence to Troubleshoot 1-10 Using the Power Switch LEDs to Troubleshoot 1-13 Using the PCA LEDs to Troubleshoot 1-14 How to Interpret the Service Information Pages 1-17 1-1 hp designjet 4000 series printer service manual

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