Instrukcja obsługi Lenovo J SERIES 8254

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Hardware Replacement Guide
Lenovo 3000 J Series
Types 8252, 8253, 8254, 8257, 8258, 8259

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Lenovo 3000 J Series

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First Edition (December 2005) © Copyright Lenovo 2005. 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 under t

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Contents Overview . . . . . . . . . . . . . .v Chapter 2. Replacing hardware . . . . .7 Safety information for replacing CRUs . . . . . .v Removing the cover . . . . . . . . . . . .7 Safety information for replacing FRUs . . . . . .v Replacing a memory module . . . . . . . . .8 Additional information resources . . . . . . .v Replacing a PCI adapter . . . . . . . . . .9 Tools required . . . . . . . . . . . . .vi Replacing a keyboard . . . . . . . . . . .10 Handling static-sensitive

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iv Hardware Replacement Guide

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Overview This guide is intended to be used by customers who are replacing Customer Replaceable Units (CRUs) as well as trained service personnel who are replacing Field Replaceable Units (FRUs). In this document, CRUs and FRUs will be referred to as parts. Note: Trained service personnel should refer to the Hardware Maintenance Manual(HMM) for parts ordering information.″ This guide does not include procedures for all parts. It is expected that cables, switches, and certain mechanical

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Tools required To replace some parts in your computer, you might need a flat-blade or Phillips screwdriver. Additional tools might be needed for certain parts. Handling static-sensitive devices Static electricity, although harmless to you, can seriously damage computer components and parts. 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

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Chapter 1. Locations This chapter provides illustrations to help locate the various connectors, controls and components of the computer. To open 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. Portions © IBM Corp. 2005. 1

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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 switch
10 USB connectors
3 Mouse connector
11Microphone connector
4 Keyboard connector
12Audio line out connector
5 Serial connector
13Audio line in connector
6 Parallel connector
14AGP connector
7 VGA monitor connector
15PCI connectors
8 USB connectors 2 H

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Locating components The following illustration will help you locate the various components in your computer.
1Microprocessor and heat sink
4PCI connectors
2Memory modules
5PCI adapter
3AGP connector
6Power supply Chapter 1. Locations 3

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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 models.
1 Microprocessor and heat sink
10SATA connectors (2)
2 Microprocessor fan connector
11Clear CMOS/Recovery jumper
3 Memory connector 1
12Power LED connector
4 M

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The following illustration shows the locations of parts on the system board for some models.
1 Microprocessor and heat sink
11Front panel connector
2 Microprocessor fan connector
12Power LED connector
3 Memory connector 1
13Clear CMOS/Recovery jumper
4 Memory connector 2
14Front USB connectors (2)
5 Power connector
15Battery
6 Diskette drive connector
16PCI connectors
7 Primary IDE connector
17Front audio connector
8 Secondary IDE connector
18AGP

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6 Hardware Replacement Guide

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Chapter 2. Replacing hardware Attention Do not open your computer or attempt any repair before reading the “Important safety information” in the Quick Reference that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick Reference or HMM, 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

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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 Quick Reference that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick Reference or HMM, go to http://www.lenovo.com/support. This section provides instructions

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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 key
2 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

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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 screw from adapter. 3. Remove the adapter by pulling it straight out of the adapter connector. 4. Remove the new adapter from its static-protective package. 5. Install the new adapter into the appropriate slot on the system board. 6. Secure adapter with the screw as shown. 7. Go to “Completing the parts replacement” on page 1

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3. Locate the keyboard connector. Note: Your keyboard might be connected to a standard keyboard connector
1or a USB connector
2. Depending on where your keyboard is connected, 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 keyboard cable from the computer. 5. Connect the new keyboard to the appropriate connector on the computer. 6. Go to “Completing t

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5. Connect the new mouse to the appropriate connector on the computer. 6. Go to “Completing the parts replacement.” Completing the parts replacement After working with parts, you need to replace the computer cover and reconnect any cables, including telephone lines and power cords. Also, depending on the part that was replaced, you might need to confirm the updated information in the Setup Utility program. 1. Ensure that all components have been reassembled correctly and that no to