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ThinkCentre
Hardware Installation and Replacement Guide
MachineTypes 6177, 7065, 7096, 9351, 9358, 9438, 9481, 9489, 9703,
9784, 9788, 9792, 9853, 9949
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ThinkCentre Hardware Installation and Replacement Guide
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Note Before using this information and the product it supports, be sure to read and understand the Safety and Warranty Guide for this product and “Notices,” on page 39. First Edition (February 2008) © Copyright Lenovo 2005, 2008. Portions © Copyright International Business Machines Corporation 2005. All rights reserved. LENOVO products, data, computer software, and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as de
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Contents Replacing the hard disk drive . . . . . . . .21 Figures . . . . . . . . . . . . . . .v Replacing the diskette drive . . . . . . . . .23 Replacing an optical drive . . . . . . . . .24 Chapter 1. Important safety information 1 Replacing the heat sink and fan assembly . . . .25 Replacing the system fan assembly . . . . . .27 Chapter 2. Overview . . . . . . . . .3 Replacing a memory module . . . . . . . .28 Additional information resources . . . . . . .3 Replacing a PC
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iv Hardware Installation and Replacement Guide
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Figures 1. Controls and connectors . . . . . . . . .4 23. Aligning the pins with the holes in the hard 2. Connector locations . . . . . . . . . .5 disk drive . . . . . . . . . . . . .22 3. Component locations . . . . . . . . . .7 24. Removing the diskette drive . . . . . . .23 4. System board parts locations . . . . . . .8 25. Retaining bracket for diskette drive . . . .23 5. Removing the cover . . . . . . . . . .10 26. Installing the new diskette drive . . . . .23 6
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vi Hardware Installation and Replacement Guide
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Chapter 1. Important safety information CAUTION: Before using this manual, it is important that you read and understand all the related safety information for this product. Refer to the Safety and Warranty Guide that you received with this product for the latest safety information. Reading and understanding the safety information reduces the risk of personal injury and damage to your product. © Lenovo 2005, 2008. Portions © IBM Corp. 2005. 1
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2 Hardware Installation and Replacement Guide
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Chapter 2. Overview This guide is intended to be used by customers who are installing optional features or replacing Customer Replaceable Units (CRUs). ® Note: Use only the parts provided by Lenovo . This guide contains instructions for installing or replacing the following parts: v Battery v Hard disk drive v Diskette drive v Optical drive v Heat sink and fan assembly v System fan assembly v Memory module v PCI adapter card v Keyboard v Mouse Additional infor
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v Always handle parts and other computer components carefully. Handle adapters, memory modules, system boards, and microprocessors by the edges. Never touch any exposed circuitry. v Prevent others from touching the parts and other computer components. v Before you replace a new part, touch the static-protective package containing the part to a metal expansion-slot cover or other unpainted metal surface on the computer for at least two seconds. This reduces static electricity in the
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Locating connectors on the rear of your computer Figure 2 shows the location of connectors on the rear of the computer. Figure 2. Connector locations 1 Standard mouse connector 9 PCI Express x16 graphics adapter connector 2 Parallel connector 10 Audio line out connector 3 Ethernet connector 11 Microphone connector 4 Audio line in connector 12 USB connectors (2) 5 Power cord connector 13 USB connectors (2) 6 Voltage-selection switch (some 14 VGA monitor co
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Connector Description Standard mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector. Parallel connector Used to attach a parallel printer, parallel scanner, or other devices that use a 25-pin parallel connector. Ethernet connector Used to attach an Ethernet cable for a local area network (LAN). Note: To operate the computer within FCC Class B limits, use a Category 5 Ethernet cable. Audio-line-in connector Used to receive aud
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Locating components Figure 3 will help you locate the various components in your computer. Figure 3. Component locations 1 Fan plenum, fan, and heat sink 7 Battery 2 Microprocessor 8 Power supply 3 Optical drive 9 PCI adapter connector 4 Hard disk drive 10 PCI Express x1 adapter connector 5 Diskette drive 11 PCI Express x16 graphics adapter connector 6 Memory modules (2) 12 Cover presence (Intrusion) switch Chapter 2. Overview 7
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Locating 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. Figure 4 shows the locations of parts on the system board. Figure 4. System board parts locations 1 Microprocessor and heat sink 13 Front USB connector 2 Microprocessor fan connector 14 TCM header connector 3 Memory connector 1 15 Serial (COM) connector 4
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Chapter 3. Installing options and 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. Tools required To install some options in your computer, you might need a flat-blade or Phillips screwdriver. Addition
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5. Press the cover-release button on the top of the computer cover, slide the cover to the rear, and remove it. If your computer has screws to secure the computer cover, remove the screws, and then remove the cover. Figure 5. Removing the cover Accessing system board components and drives You might need to remove the drive bay assembly to access system board components such as memory, the battery, and CMOS. To access system board components and the drives: 1. Remove the compu
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3. In some models, you might have to remove the PCI adapters to gain access to system board components. Figure 7. Removing the PCI adapter 4. Using the blue handle1, lift and slide the drive bay assembly forward until the locating studs in the drive bay assembly are aligned with the slots on the sides of the chassis. Pull upward on the handle to remove the drive bay assembly completely from the chassis. Depending on what component of the computer you want to remove, you can ei
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Installing internal options Important Read “Handling static-sensitive devices” on page 3 before opening the computer cover. Installing memory Your computer has two connectors for installing double data rate 2 dual inline memory modules (DDR2 DIMMs) that provide up to a maximum of 4.0 GB of system memory. When installing memory modules, the following rules apply: v Use 1.8 V, 240-pin, double data rate 2 synchronous dynamic random access memory (DDR2 SDRAM). v Use 512 MB, 1 GB, o
