Lenovo ThinkCentre M90 Betriebsanweisung

Machine Types: 3029, 3054, 3139, 3219, 3246, 3282, 3349, 3421, 3544,3652, 3769, 3934, 4992, 5206, 5267, 5325, 5384, 5450,5474, 5498, 5554, 5852, 6232,

System management featuresv Ability to store power-on self-test (POST) hardware test resultsv Automatic power-on startupv Desktop Management Interface

Security featuresv Computracev Cover presence switch (also called intrusion switch)v Enabling or disabling a devicev Enabling or disabling USB connect

SpecificationsThis section lists the physical specifications for your computer.DimensionsWidth: 175 mm (6.89 inches)Height: 402 mm (15.83 inches)Depth

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

Note: The Password Manager program is only available on computers preinstalledwith the Windows 7 operating system from Lenovo.Power ManagerThe Power M

LocationsLocating connectors on the front of your computerFigure 1 shows the locations of the connectors on the front of your computer.1 USB connect

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. Toremove the computer cover, see “Removing the computer co

Locating parts on the system boardFigure 4 shows the locations of the parts on the system board.1 4-pin power connector 15 Front panel connector2

Internal drives are installed in bays. In this manual, the bays are referred to asbay 1, bay 2, and so on. Figure 5 shows the locations of the drive b

Chapter 2. Installing or replacing hardwareThis chapter provides instructions on how to install or replace hardware for yourcomputer.Handling static-s

Installing external optionsYou can connect external options to your computer, such as external speakers, aprinter, or a scanner. For some external opt

6. Press the cover-release button on the side of the computer and slide the coverto the rear of the computer to remove the cover.Removing and reinstal

3. Remove the front bezel by releasing the three plastic tabs on the left side andpivoting the front bezel outward.4. To reinstall the front bezel, al

3. At the rear of the computer, press the release button 1 to open the card latch2.Figure 8. Opening the PCI card latchChapter 2. Installing or re

4. If you are installing a PCI card, remove the appropriate metal slot cover. If youare replacing an old PCI card, grasp the old card that is currentl

7. Pivot the card latch to the closed position to secure the PCI card.What to do next:v To work with another piece of hardware, go to the appropriate

To install or replace a memory module, do the following:1. Turn off the computer and disconnect all power cords from electrical outlets.2. Remove the

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

ThinkCentreUser Guide

v If you are replacing an optical drive, disconnect the signal cable and thepower cable from the rear of the optical drive, press the blue release but

6. Slide the new optical drive into the drive bay from the front of the computeruntil the optical drive snaps into position.7. Connect the signal cabl

Replacing the batteryAttentionDo not open your computer or attempt any repair before reading andunderstanding the “Important safety information” in th

7. Turn on the computer and all attached devices.8. Use the Setup Utility program to set the date, time, and any passwords. SeeChapter 4, “Using the S

5. Lay the computer on its side and remove the four screws at the rear of thechassis that secure the power supply assembly.6. Slide the power supply a

Replacing the heat sink and fan assemblyAttentionDo not open your computer or attempt any repair before reading andunderstanding the “Important safety

6. Carefully remove the four screws 1 that secure the heat sink and fanassembly to the system board.Note: Carefully remove the four screws from the

What to do next:v To work with another piece of hardware, go to the appropriate section.v To complete the installation or replacement, go to “Completi

5. Press the blue release tab 1 down, slide the hard disk drive cage 2 to therear of the computer, and then pivot it outward.6. Remove the hard di

11. Align the drive cage pivot pin with the slot 1 in the upper drive cage andslide the hard disk drive cage into the chassis.12. Connect the signal

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

This section provides instructions on how to replace the secondary hard disk drive.To replace the secondary hard disk drive, do the following:1. Turn

9. To install a new hard disk drive into the blue bracket, flex the bracket andalign pin 1, pin 2, pin 3, and pin 4 on the bracket with thecor

What to do next:v To work with another piece of hardware, go to the appropriate section.v To complete the installation or replacement, go to “Completi

5. Release the two tabs 1 that attach the front fan assembly to the chassis asshown and then completely remove the front fan from the chassis.Figure

6. Insert the two tabs 2 of the new front fan assembly into the correspondingholes in the chassis, and press the other two tabs 1 through the hole

Replacing the rear fan assemblyAttentionDo not open your computer or attempt any repair before reading andunderstanding the “Important safety informat

7. Pull on the tips of the rubber mounts until the rear fan assembly is secured inplace.8. Connect the rear fan assembly cable to the system fan conne

This section provides instructions on how to replace the front audio and USBassembly.To replace the front audio and USB assembly, do the following:1.

What to do next:v To work with another piece of hardware, go to the appropriate section.v To complete the installation or replacement, go to “Completi

5. Push the metal tab 1 on the top of the internal speaker outward and slide theinternal speaker upward to completely remove it from the chassis.Fig

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

6. Position the new internal speaker into the four metal clips 1 and pushdownward on the internal speaker until it is secured in place.7. Connect th

3. Disconnect the old keyboard cable or mouse cable from the computer.4. Connect a new keyboard or mouse to one of the USB connectors on thecomputer.

4. Position the computer cover on the chassis so that the rail guides on the bottomof the computer cover engage the rails on the chassis. Then, push t

Note: Make sure that any security cables you installed do not interfere with othercomputer cables.Integrated cable lockAn integrated cable lock, somet

PadlockYour computer is equipped with a padlock loop so that the cover cannot beremoved when a padlock is installed.Password protectionTo deter unauth

7. Repeat step 1 and step 2.8. Move the Clear CMOS /Recovery jumper back to the standard position (pin 1and pin 2).9. Reinstall the computer cover and

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Chapter 3. Recovery informationThis chapter provides information about the recovery solutions provided byLenovo.This chapter contains the following to

v To create recovery media on the Windows 7 operating system, click Start → AllPrograms → Lenovo ThinkVantage Tools → Factory Recovery Disks. Then,fol

1. Repeatedly press and release the F12 key when turning on the computer.When the Please select boot device window opens, release the F12 key.2. Inser

European conformance CE mark ...76Trademarks ...76Index ...77ivUser Guide

v To perform a recovery operation using the Rescue and Recovery program on theWindows 7 operating system, do the following:1. From the Windows desktop

Attention: If you restore the hard disk drive from a Rescue and Recovery backupor restore the hard disk drive to the factory default settings, all fil

v To create a rescue medium on the Windows 7 operating system, do thefollowing:1. From the Windows desktop, click Start → All Programs → LenovoThinkVa

When the rescue medium starts, the Rescue and Recovery workspace opens. Thehelp information for each feature is available from the Rescue and Recovery

that your rescue device is set as the first boot device in the startup devicesequence in the Setup Utility program. See “Selecting a startup device” o

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

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:USB Setup Use this opt

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 provides information about updating the POST and BIOS, and how torecover from a POST and BIOS update f

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

5. When prompted to change the machine type and model, it is suggested thatyou do not make this change by pressing N. However, if you do want tochange

9. After the recovery session is completed, the series of beeps will end, and thesystem will automatically turn off. Remove the disc from the optical

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

Symptom ActionThe operating system does notstart.Verify that:v The startup sequence includes the device where the operating system resides.Usually, th

Follow the instructions on the screen. For additional information, refer to theLenovo ThinkVantage Toolbox help system.PC-Doctor for Rescue and Recove

To run the diagnostic program from a diagnostic disc that you created, do thefollowing:1. Make sure the optical drive you want to use is set as the fi

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

ThinkVantage Productivity CenterThe ThinkVantage Productivity Center program contains information sources andtools designed to make computing easy and

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

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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

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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

IndexAa rescue medium, creating and using 53Administrator, password 58antivirus software 6audio line-in connector 9audio line-out connector 9audio sub

Kkeyboard connector 9keyboard, replacing 42LLenovo ThinkVantage Toolbox 66Lenovo ThinkVantage Tools 69Lenovo Web site 71Lenovo Welcome 5, 70locating c

system boardconnectors 11locating parts 11locations 11memory module 19Ttelevision output notice 76temporary startup device 59the BIOS, updating (flash

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

Part Number: 71Y7146Printed in USA(1P) P/N: 71Y7146