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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 these terms, then we provide this Program under the provisions set forth in Commercial Computer Software–Restricted Rights at FAR 52.227-19, when applicable, or under Rights in...
Downloads and drivers v Links to other useful sources of information v Support phone list To access this information, go to http://www.lenovo.com/think/support. Tools required To replace some parts in your computer, you will need a flat-blade or Phillips screwdriver. Additional tools might be needed for certain parts.
Locating connectors on the front of the computer The following illustration shows the location of connectors on the front of the computer. USB connector USB connector Hardware Replacement Guide Headphone connector Microphone connector...
Locating connectors on the rear of the computer The following illustration shows the location of connectors on the rear of the computer. Power supply diagnostics LEDs Voltage selection switch Power connector Standard mouse connector Standard keyboard connector Serial connector Parallel connector VGA monitor connector USB connectors (2) Ethernet connector...
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. Microprocessor Microprocessor fan connector Memory connector 1...
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 the Support Web site at http://www.lenovo.com/think/support. Note: Use only parts provided by Lenovo.
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5. Remove the two screws on the right side cover, slide the cover to the rear, and remove. Hardware Replacement Guide...
Removing and replacing the front bezel To remove and replace the front bezel: 1. Remove the computer cover. See “Removing the computer cover” on page 5. 2. Remove the front bezel by releasing the three plastic tabs inside the chassis and push the bezel outward as shown.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the power supply: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the system board assembly: 1.
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8. Remove the heat sink 1 from the system board by removing the four screws. Then, carefully lift up the heat sink off the mounting brackets. Place the heat sink on its side on a clean, flat surface so the thermal material on the bottom of the heat sink does not touch the surface and become contaminated.
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10. Using the vacuum pen 1 , remove the microprocessor from the system board socket by lifting it straight up and out of the socket. Important Do not touch the gold contacts on the bottom of the microprocessor. If you must touch the microprocessor, touch only the sides. Notes: a.
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11. On the new system board, release and pivot the locking lever, then pivot the microprocessor retainer until it is open. Note: There will be a black plastic cover on the retainer to protect the microprocessor socket. As you close the microprocessor retainer, remove the black plastic cover.
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16. Install the new system board assembly into the computer chassis, align the screw holes, and install the screws. Note: Use only the screws provided by Lenovo. 17. Reconnect all cables that were disconnected from the system board. Make sure all cables are routed correctly.
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 the Support Web site at http://www.lenovo.com/think/support. Important...
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3. Remove the heat sink 1 from the system board by removing the four screws. Then, carefully lift up the heat sink off the mounting brackets. Place the heat sink on its side on a clean, flat surface so the thermal material on the bottom of the heat sink does not touch the surface and become contaminated.
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5. Using the vacuum pen 1 , remove the microprocessor from the system board socket by lifting it straight up and out of the socket. Important Do not touch the gold contacts on the bottom of the microprocessor. If you must touch the microprocessor, touch only the sides. Notes: a.
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6. On the system board, release and pivot the locking lever, then pivot the microprocessor retainer until it is open. 7. Loosen the protective cover 3 that protects the gold contacts on the new microprocessor 2 but do not remove it. Use the vacuum pen 1 to pick up the microprocessor then completely remove the protective cover.
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10. Use the thermal grease syringe to place five drops of grease on the top of the microprocessor. Each drop of grease should be 0.03ml (3 tick marks on the grease syringe). 11. Position the heat sink on the heat sink mounting bracket and align the four holes of the heat sink with the holes on the system board.
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 the Support Web site at http://www.lenovo.com/think/support. To replace a memory module: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace an adapter: 1.
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 the Support Web site at http://www.lenovo.com/think/support. Chapter 2. Replacing hardware...
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Important When you receive a new hard disk drive, you will also receive a set of Product Recovery CD. The set of Product Recovery CD will enable you to restore the contents of the hard disk to the same state as when your computer was originally shipped from the factory.
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 the Support Web site at http://www.lenovo.com/think/support. To replace an optical drive 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the diskette drive: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the system fan assembly: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the front audio/USB panel: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the keyboard: 1.
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 the Support Web site at http://www.lenovo.com/think/support. To replace the mouse: 1.
2. Locate the internal speaker 1 . 3. Locate the internal speaker connector, see “Identifying parts on the system board” on page 4. 4. Disconnect the speaker cable from the system board. 5. Remove the speaker by sliding it upward and out of the retaining bracket. 6.
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Reference that was included with your computer or in the Hardware Maintenance Manual. Note: In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will come with the CRU or will come a few days after the CRU arrives.
1. Insert a system program update (flash) diskette or CD-ROM into the diskette drive or optical drive. System program updates are available at http://www.lenovo.com/think/support on the World Wide Web. Note: To insert a CD-ROM into the optical drive, the computer must be turned 2.
Macrovision Corporation. Reverse engineering or disassembly is prohibited. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo ThinkCentre IBM is a trademark of International Business Machines Corporation in the United States, other countries, or both.
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Part Number: 41D4474 Printed in USA (1P) P/N: 41D4474...
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