Lenovo 41X8111 инструкция обслуживания

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. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedul[...]

Contents Overview . . . . . . . . . . . . . .v Safety information . . . . . . . . . . . .v Additional information resour ces . . . . . . .v T ools required . . . . . . . . . . . . . .v Handling static-sensitive devices . . . . . . .v Chapter 1. Locations . . . . . . . . .1 Locating the connectors on the front of your computer . . . . . . . . . . . [...]

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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. This guide does not include procedur es for all parts. It is expected that cables, switches, and certain mechanical parts can be replaced by trained service personnel without the need fo[...]

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. Movement can cause st[...]

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 front of your computer The following illustration shows the location of connectors on the front of the comput[...]

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 V oltage-selection switch (some models) 10 USB connectors 3 Mouse connector 11 Microphone connector 4 Keyboard connector [...]

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 modules 6 PCI adapter 3 PCI Express x1 adapter or PCI Expr ess x16 graphics adapter connector (some models) 7 Power supply assembly 4?[...]

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. 1 Micropr ocessor fan co[...]

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 fan connector 12 Serial (COM) connector 3 Memory connector 1 13 Front audio connector 4 Memory connector 2 14 PCI adapter [...]

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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 .lenovo.com/support. Note: Use only the parts provided by Lenovo .[...]

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 . To obtain copies of the Safety and [...]

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. Push the memory module straight down into the memory connector until the[...]

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. 5. Install the new adapter into the appropriate s[...]

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 .lenovo.com/support. This section provides instr uctions on how to replace [...]

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. 4. Disconnect the failing mo[...]

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 . 5. Reconnect the external cables and power cords to the computer . See ?[...]

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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. Any refer ence to a Lenovo product, pr ogram, or service is not intended to state or imply that only that L[...]

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. Actual r esults may vary . Users of this document should verify the applicable data [...]

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Part Number: 41X81 1 1 Printed in USA (1P) P/N: 41X8111[...]