Audio subsystemv High Definition (HD) with ADI 1882 Audio Codecv Audio line-in connector, audio line-out connector, and microphone connector onthe rea

Power supplyv 280-watt auto-sensing power supplyv Automatic 50/60 Hz input frequency switchingv Advanced Configuration and Power Interface (ACPI) supp

SpecificationsThis section lists the physical specifications for your computer.DimensionsWidth: 317 mm (12.48 inches)Height: 99 mm (3.90 inches)Depth:

Software overviewThis section describes the software preinstalled on the computers that have aninternal hard disk drive and an operating system from L

keep updated are programs provided by Lenovo, such as the Rescue and Recoveryprogram and the Productivity Center program.ThinkVantage Power Manager: T

LocationsLocating connectors on the front of your computerFigure 1 shows the locations of the connectors on the front of your computer.Note: Not all c

Locating connectors on the rear of your computerFigure 2 shows the locations of the connectors on the rear of your computer. Someconnectors on the rea

Connector DescriptionAudio line-in connector Used to receive audio signals from an external audio device,such as a stereo system. When you attach an e

Locating componentsFigure 3 shows the locations of the various components in your computer. To openthe computer cover, see “Opening the computer cover

Locating parts on the system boardFigure 4 shows the locations of the parts on the system board.1 PCI card slot 11 Memory slots (4)2 PCI Express

12 User Guide

Chapter 2. Installing options and replacing hardwareThis chapter provides instructions for installing options and replacing hardware foryour computer.

Installing external optionsExternal speakers, a printer, or a scanner can be connected to your computer. Forsome external options, you must install ad

5. Press the buttons on the sides of the computer and pivot the computer coverupward to open.Figure 5. Opening the computer coverChapter 2. Installing

Accessing the system board components and drivesThis section provides instructions on how to access the system board componentsand drives.To access th

To install or replace a memory module:1. Open the computer cover. See “Opening the computer cover” on page 14.2. Pivot the optical drive bay assembly

6. Position the new memory module over the memory slot. Make sure that thenotch 1 on the memory module aligns correctly with the slot key 2 on the

To install or replace a PCI card:1. Open the computer cover. See “Opening the computer cover” on page 14.2. Rotate the card retainer to the open posit

4. Install the new card into the appropriate card slot on the system board androtate the card retainer to the closed position. See “Locating parts on

When you install an internal drive, it is important to note the type and size of thedrive that you can install in each bay. Also, it is important to c

ThinkCentreUser Guide

Installing a drive in bay 2AttentionDo not open your computer or attempt any repair before reading and understanding the“Important safety information”

5. Slide the drive into the bay until it locks into position.6. Pivot the optical drive bay assembly upward to gain access to the cableconnections and

What to do next:v To work with another option, go to the appropriate section.v To complete the installation, go to “Completing the parts replacement”

4. Push the blue handle of the hard disk drive bracket inwards to release the twoclips 1 that secure the hard disk drive to the chassis and then piv

7. To install a new hard disk drive into the bracket, flex the bracket and alignpin 1, pin 2, pin 3, and pin 4 on the bracket with the holes i

Replacing the optical driveAttentionDo not open your computer or attempt any repair before reading and understanding the“Important safety information”

6. Install the new optical drive into the drive bay until it snaps into position.7. Connect the signal cable and the power cable to the rear of the op

4. Remove the old battery.5. Install a new battery.6. Reinstall the hard disk drive if removed. See “Replacing the hard disk drive”on page 24.7. Close

Replacing the power supply assemblyAttentionDo not open your computer or attempt any repair before reading and understanding the“Important safety info

5. Disconnect the power supply assembly cables from all drives and from thepower connectors 1 and 2 on the system board.Note: You might need to re

NoteBefore using this information and the product it supports, be sure to read and understand the ThinkCentre Safety andWarranty Guide and “Notices,”

8. Install the new power supply assembly into the chassis so that the screw holesin the new power supply assembly align with those in the chassis.9. I

4. Remove the heat sink and fan assembly from the system board by pivoting thelever 1 that secures the heat sink and fan assembly until it is fully

Replacing the card readerAttentionDo not open your computer or attempt any repair before reading and understanding the“Important safety information” i

Replacing the keyboardAttentionDo not open your computer or attempt any repair before reading and understanding the“Important safety information” in t

2. Unplug all power cords from electrical outlets.3. Locate the connector for the mouse.Note: Your mouse might be connected to a standard mouse connec

2. Ensure that the cables are routed correctly before lowering the optical drive bayassembly.ImportantCorrectly route all power supply cables to avoid

Make sure that any security cables you installed do not interfere with othercomputer cables.Integrated cable lockAn integrated cable lock (sometimes r

To erase lost or forgotten passwords:1. Open the computer cover. See “Opening the computer cover” on page 14.2. Access the system board. See “Accessin

40 User Guide

Chapter 3. Recovery informationThis chapter will help you get familiar with recovery solutions provided byLenovo. This chapter explains when and how t

ContentsImportant safety information ...vChapter 1. Product overview ...1Features ...1Specifications ...4Software overvi

Using recovery mediaThis section provides instructions on how to use recovery media on differentoperating systems.v To use recovery media on Windows 7

After you have backed up the contents on the hard disk drive, you can restore thecomplete contents of the hard disk drive, restore only the selected f

Using the Rescue and Recovery workspaceThe Rescue and Recovery workspace resides in a protected, hidden area of yourhard disk drive that operates inde

Notes:1. After restoring a hard disk drive to the factory default settings, you might haveto reinstall device drivers for some devices. See “Installin

Note: Make sure your rescue device (optical drive, USB device, or the secondaryinternal hard disk drive) is set as the first boot device in the startu

Notes:1. If the repair operation completes without any error, you will be able to accessthe Rescue and Recovery workspace by repeatedly pressing the F

Setting a rescue device in the startup sequenceBefore you start the Rescue and Recovery program from an internal hard diskdrive, a disc, a USB hard di

Chapter 4. Using the Setup UtilityThe Setup Utility program is used to view and change the configuration settings ofyour computer, regardless of which

Password considerationsA password can be any combination of up to 64 alphabetic and numeric characters.For security reasons, it is recommended to use

Enabling or disabling a deviceThis section provides information on how to enable or disable user access to thefollowing devices:Serial ATA When this f

Appendix. Notices ...69Television output notice ...70European conformance CE mark ...70Trademarks ...70Index ...

Selecting or changing the startup device sequenceTo view or permanently change the configured startup device sequence, do thefollowing:1. Start the Se

Chapter 5. Updating system programsThis chapter contains information about updating POST/BIOS and how to recoverfrom a POST/BIOS update failure.Using

Note: If you want to change the machine type/model, press Y when prompted.Type in the machine type/model and then press Enter.6. Follow the instructio

video, the series of beeps will end, and the system will automatically turn off.Remove the disc from the optical drive before the system completely tu

56 User Guide

Chapter 6. Troubleshooting and diagnosticsThis chapter describes some basic troubleshooting and diagnostic programs. If yourcomputer problem is not de

Symptom ActionThe keyboard does not work.The computer does not respondto the keyboard.Verify that:v The computer is turned on.v The monitor is turned

Diagnostic programsDiagnostic programs are used to test hardware components of your computer andreport operating-system-controlled settings that can c

PC-Doctor for Rescue and RecoveryThe PC-Doctor for Rescue and Recovery diagnostic program is part of the Rescueand Recovery workspace on each Lenovo c

2. Make sure the computer is turned on and then insert the disc into the opticaldrive. The diagnostic program opens.Note: You can insert the disc into

Important safety informationCAUTION:Before using this manual, be sure to read and understand all the related safetyinformation for this product. Refer

To clean a non-optical mouse:Note: The following illustration might be slightly different from your mouse.1 Retainer ring2 Ball3 Plastic rollers

Chapter 7. Getting information, help, and serviceThis chapter contains information about help, service, and technical assistance forproducts manufactu

ThinkVantage Productivity CenterThe ThinkVantage Productivity Center guides you to a host of information sourcesand provides easy access to various to

Lenovo Web site (http://www.lenovo.com)The Lenovo Web site provides up-to-date information and services to help youbuy, upgrade, and maintain your com

These items are not covered by the warranty:v Replacement or use of parts not manufactured for or by Lenovo ornon-warranted Lenovo partsv Identificati

Purchasing additional servicesDuring and after the warranty period, you can purchase additional services, suchas support for hardware, operating syste

68 User Guide

Appendix. NoticesLenovo may not offer the products, services, or features discussed in thisdocument in all countries. Consult your local Lenovo repres

vary significantly. Some measurements may have been made on development-levelsystems and there is no guarantee that these measurements will be the sam

IndexAAccess Help 64Administrator, password 50antivirus software 6audio line-in connector 9audio line-out connector 9audio subsystem 2Bbackup and reco

vi User Guide

Kkeyboard connector 9keyboard, replacing 35LLenovo System Toolbox 59Lenovo ThinkVantage Toolbox 59Lenovo ThinkVantage Tools 63Lenovo Web site 65Lenovo

startup device (continued)sequence, changing 52temporary, selecting 51static-sensitive devices, handling 13systemmanagement 2programs 53system boardco

74 User Guide

Part Number: 53Y9876Printed in USA(1P) P/N: 53Y9876

Chapter 1. Product overviewThis chapter describes the computer features, specifications, preinstalled softwareprograms, and part and connector locatio