Lenovo M91 USFF- Manuals

Important safety information CAUTION:Before using this manual, be sure to read and understand all the related safety information for thisproduct. Refer to the information in this section and the safety information in the ThinkCentre Safety and Warranty Guide that you received with this product. Read...

or CRU, do not open the static-protective package containing the part until the instructions direct youto install it. When you handle options or CRUs, or perform any work inside the computer, take the following precautionsto avoid static-electricity damage: • Limit your movement. Movement can cause ...

Plugs and outlets If a receptacle (power outlet) that you intend to use with your computer equipment appears to be damagedor corroded, do not use the outlet until it is replaced by a qualified electrician. Do not bend or modify the plug. If the plug is damaged, contact the manufacturer to obtain a r...

Laser compliance statement CAUTION:When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or transmitters) areinstalled, note the following: • Do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no servic...

Chapter 1. Product overview This chapter provides information about the computer features, specifications, software programs providedby Lenovo, and locations of connectors, components, parts on the system board, and internal drives. Features This section provides information about the computer featu...

Specifications This section lists the physical specifications for your computer. Dimensions Width: 275 mm (10.83 inches) Height: 79 mm (3.11 inches) Depth: 238 mm (9.37 inches) Weight Maximum configuration as shipped: 4.18 kg (9.22 lbs) Environment • Air temperature: Operating: 10°C to 35°C (50°F to...

Lenovo ThinkVantage Tools The Lenovo ThinkVantage ® Tools program guides you to a host of information sources and provides easy access to various tools to help you work more easily and securely. Note: The Lenovo ThinkVantage Tools program is only available on computers with the Windows 7 operating s...

Locating connectors on the rear of your computer Figure 2 “Rear connector locations” on page 8 shows the locations of the connectors on the rear of yourcomputer. Some connectors on the rear of your computer are color-coded to help you determine where toconnect the cables on your computer. Figure 2. ...

Locating components Figure 3 “Component locations” on page 10 shows the locations of the various components in yourcomputer. To open the computer cover, see “Opening the computer cover” on page 28. Figure 3. Component locations 1 Optical drive 5 Heat sink 2 Front bezel 6 Memory module 3 Hard disk dr...

Figure 4. System board part locations 1 Thermal sensor connector 10 PS/2 keyboard and mouse connector 2 Memory slots (2) 11 Front USB connector 2 (for connecting additional USB devices) 3 Battery 12 Cover presence switch connector (Intrusion switch connector) 4 Microprocessor fan connector 13 PCI ca...

Chapter 2. Using your computer This chapter provides information on using some of the computer components. Frequently asked questions The following are a few tips that will help you optimize the use of your computer. Can I get my user guide in another language? The user guide is available in various...

1. With the computer on, press the Eject/Load button. When the tray slides out automatically, carefully remove the disc. 2. Close the tray by pressing the Eject/Load button or by gently pushing the tray forward. Note: If the tray does not slide out of the drive when you press the Eject/Load button, ...

Chapter 3. You and your computer This chapter provides information about accessibility, comfort, and relocating your computer to othercountries or regions. Accessibility and comfort Good ergonomic practice is important to get the most from your personal computer and to avoid discomfort.Arrange your ...

Register your computer with Lenovo To register your computer, go to http://www.lenovo.com/register. Then, follow the instructions on the screento complete the registration. This can help authorities return your computer to you if it is lost or stolen.Registering your computer also enables Lenovo to ...

Chapter 4. Security This chapter provides information about how to protect your computer from theft and unauthorized use. Security features The following security features are available on your computer: • Computrace Agent software embedded in firmware The Computrace Agent software is an IT asset ma...

Attaching an integrated cable lock An integrated cable lock, sometimes referred to as the Kensington lock, can be used to secure yourcomputer to a desk, table, or other non-permanent fixture. The cable lock attaches to the integrated cablelock slot at the rear of your computer and is operated with a...

• When you clear the Security Chip, be sure to turn your computer off and then turn it on again after you set the Security Chip to Active . Otherwise, the Clear Security Chip option will not be displayed. To set an item on the Security Chip submenu, do the following: 1. Print these instructions. 2. ...

Chapter 5. Installing or replacing hardware This chapter provides instructions on how to install or replace hardware for your computer. Handling static-sensitive devices Do not open the static-protective package containing the new part until the defective part has been removedfrom the computer and y...

Opening the computer cover Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: h...

To remove and reinstall the front bezel, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Open the computer cover. See “O...

2. Open the computer cover. See “Opening the computer cover” on page 28. 3. Locate the memory slots. See “Locating parts on the system board” on page 10. 4. Open the retaining clips. If you are replacing an old memory module, open the retaining clips and remove the memory module being replaced as sh...

• If you are replacing an old PCI card, grasp the old card that is currently installed and gently pull it out of the slot. Figure 12. Removing the PCI card 9. Remove the new PCI card from its static-protective package. 10. Install the new PCI card into the PCI card slot. Make sure that the PCI card ...

• To complete the installation or replacement, go to “Completing the parts replacement” on page 51. Replacing the optical drive Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide t...

7. Slide the new optical drive into the drive bay until it snaps into position. Figure 17. Installing the optical drive 8. Connect the signal cable and the power cable to the new optical drive. 9. Reinstall the front bezel. See “Removing and reinstalling the front bezel” on page 28. What to do next:...

4. Remove the old battery. Figure 18. Removing the old battery 5. Install a new battery. Figure 19. Installing a new battery 6. Reconnect all the cables to the system board and close the computer cover. See “Completing the parts replacement” on page 51. Note: When the computer is turned on for the f...

• To complete the installation or replacement, go to “Completing the parts replacement” on page 51. Replacing the microprocessor Attention: Do not open your computer or attempt any repair before reading and understanding the “Important safety information”in the ThinkCentre Safety and Warranty Guide ...

16. Reconnect all cables that were disconnected from the system board. What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the replacement, go to “Completing the parts replacement” on page 51. Replacing the system fan assembly Attention: Do not ope...

11. To install the new system fan assembly into the chassis, align the other two holes in the system fan assembly with the long rubber mounts in the chassis. Pull the rubber mounts through the holes in thesystem fan assembly until the system fan is in place. Figure 27. Installing the system fan asse...

4. Disconnect the internal speaker cable from the system board. See “Locating parts on the system board” on page 10. 5. Press the internal speaker lock latch 1 , slide the internal speaker downwards to remove it from the chassis. Figure 28. Removing the internal speaker 6. Position the new internal ...

10. Install the front audio and USB assembly bracket into the chassis and align the screw hole in the bracket with the corresponding hole in the chassis. Figure 31. Installing the front audio and USB assembly 11. Install the screw to secure the front audio and USB assembly bracket to the chassis. 12...

2. Disconnect the power cord from the electrical outlet. 3. Disconnect the ac power adapter from the ac power adapter connector on the rear of your computer. See “Locating connectors on the rear of your computer” on page 8. 4. Connect the new ac power adapter to the ac power adapter connector on the...

What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to “Completing the parts replacement” on page 51. Replacing the keyboard or mouse Attention: Do not open your computer or attempt any repair before reading and ...

3. Make sure that the cables are routed correctly. Keep cables clear of the hinges and sides of the computer chassis to avoid interference with closing the computer cover. Figure 37. Cable routing 4. Close the computer cover as shown. 5. If there is an integrated cable lock available, lock the compu...

Chapter 6. Recovery information This chapter provides information about the recovery solutions provided by Lenovo. This chapter contains the following topics: • Creating and using recovery media • Performing backup and recovery operations • Using the Rescue and Recovery workspace • Creating and usin...

6. In the application subfolder, look for a SETUP.EXE file or other appropriate EXE files for setup. Double-click the file and follow the instructions on the screen to complete the installation. Reinstalling preinstalled device drivers This section provides instructions on how to reinstall preinstal...

5. Open the appropriate application subfolder. 6. In the application subfolder, look for a SETUP.EXE file or other appropriate EXE files for setup. Double-click the file and follow the instructions on the screen to complete the installation. Reinstalling device drivers To reinstall a device driver f...

Chapter 7. Using the Setup Utility program The Setup Utility program is used to view and change the configuration settings of your computer, regardlessof which operating system you are using. However, the operating system settings might override any similarsettings in the Setup Utility program. Star...

Note: A password can be any combination of up to 64 alphabetic and numeric characters. For more information, see “Password considerations” on page 62. Erasing lost or forgotten passwords (clearing CMOS) This section provides instructions on how to erase lost or forgotten passwords, such as a user pa...

Chapter 8. Updating system programs This chapter provides information about updating the POST and BIOS, and how to recover from a POSTand BIOS update failure. Using system programs System programs are the basic layer of software built into your computer. System programs include thePOST, the BIOS, an...

Updating (flashing) the BIOS from your operating system Note: Because Lenovo makes constant improvements to its Web sites, the Web page contents are subject to change without notice, including the contents referenced in the following procedure. To update (flash) the BIOS from your operating system, ...

Chapter 9. Preventing problems This chapter provides information that can help you avoid common problems and keep your computerrunning smoothly. Keeping your computer current In some situations you may find it necessary to have the most current software programs, device drivers, oroperating system. ...

• Do not get the power switches or other controls wet. Moisture can damage these parts and cause an electrical hazard. • Always disconnect a power cord by grasping the plug, but not the cord. Cleaning your computer It is a good practice to clean your computer periodically to protect the surfaces and...

Cleaning a flat-panel monitor surface If you have a flat-panel computer display that has a flexible film surface, do the following to clean the specialsurface. Wipe it gently with a soft, dry cloth, or blow on the screen to remove grit and other loose particles.Then moisten a cloth with LCD cleaner ...

Chapter 10. Troubleshooting and diagnostics This chapter describes some basic troubleshooting and diagnostic programs. If your computer problemis not described here, see Chapter 11 “Getting information, help, and service” on page 95 for additionaltroubleshooting resources. Basic troubleshooting The ...

Symptom Action The operating system does notstart. Verify that: • The startup sequence includes the device where the operating system resides. Usually, the operating system is on the hard disk drive. For more information,see “Selecting a startup device” on page 64. The computer beeps multipletimes b...

1. Remove the new hardware option or software. If you must remove the computer cover to remove a hardware option, make sure you review and follow the electrical safety information provided with yourcomputer. For your safety, do not operate the computer with the cover removed. 2. Run the diagnostic p...

Note: When external-speaker or headphone cables are attached to the audio connector, the internal speaker, if present, is disabled. In most cases, if an audio adapter is installed in one of the expansion slots,the audio function built into the system board is disabled; use the audio jacks on the ada...

An audio disc or AutoPlay-enabled disc does not automatically play when it isinserted into a CD drive Symptom: An audio disc or AutoPlay-enabled disc does not automatically play when it is inserted intoa CD drive. Actions: • If you have multiple CD or DVD drives installed (or a combination of CD and...

• Ensure that a DVD disc is in the drive with the shiny side of the disc facing down. • Ensure that video resolution is set to less than 1152 x 864. • On computers that have a CD-ROM or CD-RW drive in addition to a DVD-ROM drive, make sure that the DVD disc is in the drive labeled “DVD”. If these ac...

1. Click Start ➙ Control Panel . 2. Click Hardware and Sound . 3. Click Devices and Printers . 4. Double-click USB Enhanced Performance Keyboard . The USB Enhanced Performance Keyboard Customization program starts. If these actions do not correct the problem, have the computer and keyboard serviced....

• The wireless Keyboard is located less than ten meters away from the transceiver. • The transceiver is fully installed. Action: If the Transceiver Communications LED is not on, reconnect the transceiver and the keyboard. Monitor problems Note: Many monitors have status-indicator lights and built-in...

If these actions do not correct the problem, run the diagnostic programs (see “Diagnostic programs” onpage 92 for instructions). If you need technical assistance, see Chapter 11 “Getting information, help,and service” on page 95. The image appears to be flickering Symptom: The image appears to be fl...

• “Bluetooth problems” on page 86 For more information, see “Help and Support” on page 95. Ethernet problems For Ethernet problems, select your symptom from the following list: • “Your computer cannot connect to the network” on page 85 • “The adapter stops working for no apparent reason” on page 85 ...

Actions: • Make sure that WOL is enabled in the BIOS Setup Utility program. • If it is, check with your LAN administrator for the necessary settings. If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps, the connectionfails or errors occur Symptom: If your computer is a Giga...

• “PIM items sent from the Windows 7 or the Windows Vista operating system cannot be received correctly” on page 87 Sound does not come from the Bluetooth headphone Symptom: Sound does not come from the Bluetooth headset/headphone but comes from the local speakereven though the headset/headphone is ...

An option that previously worked does not work now Symptom: An option that previously worked does not work now. Actions: • Verify that all option hardware and cable connections are secure. • If the option comes with its own test instructions, use those instructions to test the option. • If the faili...

– 1. Click Start ➙ Control Panel . 2. Click Programs . 3. Click Turn Windows features on or off . 4. A list of optional Windows components is displayed. Follow the instructions on the screen. – 1. Click Start ➙ Computer . 2. Right-click your C drive entry and then click Properties . 3. Click Disk Cl...

Action: Run the Windows Disk Defragmenter program. Note: Depending on the size of the hard disk drive and amount of data currently stored on the hard disk drive, the disk defragmentation process might take up to several hours to complete. • On the Windows Vista operating system, do the following: 1....

If the problem persists, run the tests described in the documentation that comes with your printer. If youcannot correct the problem, have the computer serviced. See Chapter 11 “Getting information, help, andservice” on page 95. Serial port problems Use this information to troubleshoot the serial po...

1. You can also download the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support. See “PC-Doctor for DOS” on page 93 for detailed information. 2. If you are unable to isolate and repair the problem yourself after running the programs, save and print the log files created by the p...

Safety and Warranty The ThinkCentre Safety and Warranty Guide that is provided with your computer contains information on safety, setup, warranty, and notices. Read and understand all safety information before using this product. Lenovo Web site (http://www.lenovo.com) The Lenovo Web site provides u...

Most computers come with a set of diagnostic programs that help you identify hardware problems. Forinstructions on using the diagnostic programs, see “Diagnostic programs” on page 92. You can also get the latest technical information and download device drivers and updates from LenovoSupport Web sit...

Service methods and procedures vary by country, and some services might not be available in all countries.International Warranty Service is delivered through the method of service (such as depot, carry-in, oron-site service) that is provided in the servicing country. Service centers in certain count...

Appendix A. Regulatory information Export classification notice This product is subject to the United States Export Administration Regulations (EAR) and has an ExportClassification Control Number (ECCN) of 4A994.b. It can be re-exported except to any of the embargoedcountries in the EAR E1 country l...

Dieses Gerät ist berechtigt, in Übereinstimmung mit dem Deutschen EMVG das EG-Konformitätszeichen- CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo(Deutschland) GmbH, Gropiusplatz 10, D-70563 Stuttgart. Informationen in Hinsicht EMVG Paragraf 4 Abs...

Appendix B. WEEE and recycling statements Lenovo encourages owners of information technology equipment to responsibly recycle their equipmentwhen it is no longer needed. Lenovo offers a variety of programs and services to assist equipment owners inrecycling their IT products. For information on recy...

Appendix C. Power cord notice For your safety, Lenovo provides a power cord with a grounded attachment plug to use with this product. Toavoid electrical shock, always use the power cord and plug with a properly grounded outlet. Power cords provided by Lenovo in the United States and Canada are liste...

Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: LenovoThe Lenovo logoRescue and RecoveryThinkCentreThinkVantage Microsoft, Windows, and Windows Vista are trademarks of the Microsoft group of companies. Intel and Intel Core are trademarks of Int...

Index A a rescue medium, creating and using 56 Administrator, password 62 antivirus software 7 audio line-in connector 8 audio line-out connector 8 audio subsystem 1 B backup and recovery operations 54 basic troubleshooting 75 battery, replacing 35 boot-block recovery 68 C cable lock, security 24 ca...