Instruction/ maintenance manual of the product 41X8111 Lenovo
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Hardw are Replacement Guide Leno v o 3000 J Series T ypes 7387, 7388, 7389, 7393, 7394, 7395.
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Le n o v o 3 000 J Ser ie s.
Second Edition (February 2007) © Copyright Lenovo 2005, 2007. Portions © Copyright International Business Machines Corporation 2005. All rights reserved. U.S. GOVERNMENT USERS – RESTRICTED RIGHTS: Our products and/or services ar e provided with RESTRICTED RIGHTS.
Contents Overview . . . . . . . . . . . . . .v Safety information . . . . . . . . . . . .v Additional information resour ces . . . . . . .v T ools required . . . . . . . . . . . . . .v Handling static-sensitive devices . . . . . . .v Chapter 1. Locations .
iv Hardwar e Replacement Guide.
Overview This guide is intended to be used by customers who are r eplacing Customer Replaceable Units (CRUs). In this document, CRUs will be referr ed to as parts.
When replacing a part, do not open the static-pr otective package containing the new part until the defective part has been removed fr om the computer and you are ready to install the new part. When you handle parts and other computer components, take these precautions to avoid static-electricity damage: v Limit your movement.
Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, contr ols and components of the computer . To remove the computer cover , see “Removing the cover” on page 7.
Locating the connectors on the rear of your computer The following illustration shows the location of connectors on the rear of the computer . 1 Power connector 9 Ethernet connector 2.
Locating components The following illustration will help you locate the various components in your computer . 1 Micropr ocessor and heat sink 5 PCI adapter connectors 2 Memory module.
Identifying parts on the system board The system board (sometimes called the planar or motherboar d) is the main circuit board in your computer . It provides basic computer functions and supports a variety of devices. The following illustration shows the locations of parts on the system board for some computer models.
The following illustration shows the locations of parts on the system board for some computer models. 1 Micropr ocessor and heat sink 11 Front USB connectors (2) 2 Micropr ocessor fa.
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Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair befor e reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer . To obtain copies of the Safety and Warranty Guide , go to http://www .
4. Remove the two screws at the rear of the left side cover and slide the cover to the rear to r emove. Replacing a memory module Attention Do not open your computer or attempt any repair befor e reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer .
2. Remove the memory module being replaced by opening the retaining clips as shown. 3. Position the replacement memory module over the memory connector . Make sure that the notch 1 on the memory module aligns corr ectly with the connector key 2 on the system board.
This section provides instr uctions on how to replace a PCI adapter . 1. Remove the computer cover . See “Removing the cover” on page 7. 2. Remove the screw securing the adapter in the connector . 3. Remove the adapter being replaced. 4. Remove the new adapter from its static-protective package.
Replacing a keyboard Attention Do not open your computer or attempt any repair befor e reading the “Important safety information” in the Safety and Warranty Guide that was included with your computer . To obtain copies of the Safety and Warranty Guide , go to http://www .
3. Locate the mouse connector . Note: Y our mouse might be connected to a standard mouse connector 1 or a USB connector 2 in the front or r ear of your computer . See “Locating the connectors on the rear of your computer” on page 2 or “Locating the connectors on the front of your computer” on page 1.
3. Position the computer cover on the chassis so that the rail guides on the bottom of the cover engage the rails and push the cover to the closed position. Install the two screws that secur e the computer cover . 4. Install any locking devices such as a padlock as necessary .
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Appendix. Notices Lenovo may not offer the pr oducts, services, or features discussed in this document in all countries. Consult your local Lenovo repr esentative for information on the products and services curr ently available in your area.
vary significantly . Some measurements may have been made on development-level systems and there is no guarantee that these measur ements will be the same on generally available systems. Furthermore, some measur ements may have been estimated through extrapolation.
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Part Number: 41X81 1 1 Printed in USA (1P) P/N: 41X8111.
An important point after buying a device Lenovo 41X8111 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lenovo 41X8111 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lenovo 41X8111 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lenovo 41X8111 you will learn all the available features of the product, as well as information on its operation. The information that you get Lenovo 41X8111 will certainly help you make a decision on the purchase.
If you already are a holder of Lenovo 41X8111, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lenovo 41X8111.
However, one of the most important roles played by the user manual is to help in solving problems with Lenovo 41X8111. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lenovo 41X8111 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
