Summary of the content on the page No. 1
Hardware Replacement Guide
Lenovo 3000 J Series
Types 7387, 7388, 7389, 7393, 7394, 7395
Summary of the content on the page No. 2
Summary of the content on the page No. 3
Lenovo 3000 J Series
Summary of the content on the page No. 4
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 are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo Group Limited, if any, or the standard terms of this commercial license, or if the agency is unable to accept this Program
Summary of the content on the page No. 5
Contents Overview . . . . . . . . . . . . . .v Chapter 2. Replacing hardware . . . . .7 Safety information . . . . . . . . . . . .v Removing the cover . . . . . . . . . . . .7 Additional information resources . . . . . . .v Replacing a memory module . . . . . . . . .8 Tools required . . . . . . . . . . . . . .v Replacing a PCI adapter . . . . . . . . . .9 Handling static-sensitive devices . . . . . . .v Replacing a keyboard . . . . . . . . . . .11 Replacing a mouse . . . . . . .
Summary of the content on the page No. 6
iv Hardware Replacement Guide
Summary of the content on the page No. 7
Overview This guide is intended to be used by customers who are replacing Customer Replaceable Units (CRUs). In this document, CRUs will be referred to as parts. This guide does not include procedures for all parts. It is expected that cables, switches, and certain mechanical parts can be replaced by trained service personnel without the need for step-by-step procedures. This guide contains instructions for replacing the following parts: ™ Note: Use only the parts provided by Lenovo .
Summary of the content on the page No. 8
When replacing a part, do not open the static-protective package containing the new part until the defective part has been removed from 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 static electricity to build up around you. v Always handle parts and other computer components carefully. Handle adapters, memory modules, s
Summary of the content on the page No. 9
Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, controls 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 computer. 1 Headphone connector 3 USB connector 2 Microphone connector 4 USB connector © Lenovo 2005, 2007. Portions © IBM Corp. 2005. 1
Summary of the content on the page No. 10
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 Voltage-selection switch (some 10 USB connectors models) 3 Mouse connector 11 Microphone connector 4 Keyboard connector 12 Audio line out connector 5 Serial connector 13 Audio line in connector 6 Parallel connector 14 PCI Express x1 adapter or PCI Express x16 adapter connec
Summary of the content on the page No. 11
Locating components The following illustration will help you locate the various components in your computer. 1 Microprocessor and heat sink 5 PCI adapter connectors 2 Memory modules 6 PCI adapter 3 PCI Express x1 adapter or PCI Express 7 Power supply assembly x16 graphics adapter connector (some models) 4 PCI Express x16 graphics adapter or PCI Express x1 adapter connector (some models) Chapter 1. Locations 3
Summary of the content on the page No. 12
Identifying parts on the system board The system board (sometimes called the planar or motherboard) 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 Microprocessor fan connector 11 Front panel connector 2 Microprocessor and heat sink 12 SATA IDE connectors (2) 3 Memory connector 1 13 Front USB conne
Summary of the content on the page No. 13
The following illustration shows the locations of parts on the system board for some computer models. 1 Microprocessor and heat sink 11 Front USB connectors (2) 2 Microprocessor fan connector 12 Serial (COM) connector 3 Memory connector 1 13 Front audio connector 4 Memory connector 2 14 PCI adapter connectors (2) 5 Power connector 15 PCI Express x1 adapter connector 6 Diskette drive connector 16 Battery 7 IDE connector 17 PCI Express x16 graphics adap
Summary of the content on the page No. 14
6 Hardware Replacement Guide
Summary of the content on the page No. 15
Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair before 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. Removing the cover Important Turn off the computer and wait 3 to 5 minutes to let the computer cool before opening the computer cover
Summary of the content on the page No. 16
4. Remove the two screws at the rear of the left side cover and slide the cover to the rear to remove. Replacing a memory module Attention Do not open your computer or attempt any repair before 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 instructions on how to replace a memory module. Note: Your c
Summary of the content on the page No. 17
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 1on the memory module aligns correctly with the connector key2 on the system board. Push the memory module straight down into the memory connector until the retaining clips close. 4. Go to “Completing the parts replacement” on page 12. Replacing a PCI adapter Attention Do not open your c
Summary of the content on the page No. 18
This section provides instructions 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 slot on the system board. 6. Install the screw to secure the new adapter. 7. Go to “Completing the parts replacement” on pag
Summary of the content on the page No. 19
Replacing a keyboard Attention Do not open your computer or attempt any repair before 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 instructions on how to replace a keyboard. 1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your operating system, and turn off all attached devices.
Summary of the content on the page No. 20
3. Locate the mouse connector. Note: Your mouse might be connected to a standard mouse connector 1or a USB connector 2 in the front or rear 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 mouse cable from the computer. 5. Connect the new mouse to the appropriate connector on the computer. 6. Go to “Completing the parts replacement.” Co
