Lenovo 3000 Uživatelský manuál

Hardware Replacement GuideLenovo 3000 J SeriesTypes 8453, 8454, 8455, 8458, 8459, 8460

Locating the connectors on the rear of your computer The following illustration shows the location of connectors on the rear of th

Locating components The following illustration will help you locate the various components in your computer. 1 Optical drive 4

Identifying parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in yo

The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat

6 Hardware Replacement Guide

Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair before reading the “Important safety informat

6. Remove the two screws at the rear of the computer cover and slide the cover to the rear to remove. Replacing a memory mo

3. Remove the two screws at the front of the chassis securing the drive bay assembly. 4. Slide the drive bay assembly for

7. Position the replacement memory module over the memory connector. Make sure that the notch 1on the memory module aligns corr

3. Remove the adapter cover latch and remove the failing adapter. 4. Remove the adapter from its static-protective package. 5

3. Locate the keyboard connector. Note: Your keyboard might be connected to a standard keyboard connector 1or a USB connector 

1. Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer. 2.

14 Hardware Replacement Guide

Appendix. Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your

vary significantly. Some measurements may have been made on development-level systems and there is no guarantee that these measuremen

Part Number: 41T3789 Printed in USA (1P) P/N: 41T3789

Lenovo 3000 J Series

First Edition (December 2005) © Copyright Lenovo 2005. Portions © Copyright International Business Machines Corporation 2005. All rights

Contents Overview . . . . . . . . . . . . . .v Safety information for replacing CRUs . . . . . .v Safety information for r

iv Hardware Replacement Guide

Overview This guide is intended to be used by customers who are replacing Customer Replaceable Units (CRUs) as well as trained serv

Tools required To replace some parts in your computer, you might need a flat-blade or Phillips screwdriver. Handling static-sensitive

Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, controls and components of the compute