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                        ThinkCentre
User Guide
MachineTypes 9120, 9126, 9127, 9128, 9129, 9130, 9134, 9135, 9136, 9137,
9139, 9140, 9141, 9142, 9143, 9144, 9156, 9157, 9158, 9159,
9169, 9171, 9189, 9191                                                                                                                                                                                                                                                                                                                                  
                    
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                           ThinkCentre  User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
                    
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                          Note  Before using this information and the product it supports, be sure to read the Safety and Warranty Guide that came with this  product and Appendix B, “Notices,” on page 51. First Edition (June 2007)  © Copyright Lenovo 2005, 2007.  Portions © Copyright International Business Machines Corporation 2005.  All rights reserved.  U.S. GOVERNMENT USERS – RESTRICTED RIGHTS: Our products and/or services are provided with  RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subj
                    
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                          Contents  Introduction  . . . . . . . . . . . . .v Chapter 7. Troubleshooting and  diagnostics . . . . . . . . . . . . .25  Chapter 1. Important safety information 1 Basic troubleshooting  . . . . . . . . . . .25  Diagnostic programs  . . . . . . . . . . .26  PC-Doctor for Windows  . . . . . . . . .27  Chapter 2. Arranging your workspace  . .3  PC-Doctor for DOS . . . . . . . . . . .27  Comfort  . . . . . . . . . . . . . . . .3  PC-Doctor for Windows PE  . . . . . . . .29  Glare and lighting  
                    
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                        iv User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
                    
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                          Introduction  This User Guide contains the following information:  v   Chapter 1, “Important safety information,” on page 1 provides information about  where to find safety information for this product.  v   Chapter 2, “Arranging your workspace,” on page 3 provides information about  setting up your computer for comfort and the impact of light sources, air  circulation, and electrical outlets.  v   Chapter 3, “Setting up your computer,” on page 5 provides information about  setting up your com
                    
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                        vi User 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 this safety information reduces the risk of personal injury  and or damage to your product.  If you no longer have a copy of the Safety and Warranty Guide, you can obtain one  online 
                    
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                        2 User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                    
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                          Chapter 2. Arranging your workspace  To get the most from your computer, arrange both the equipment you use and  your work area to suit your needs and the kind of work you do. Your comfort is of  foremost importance, but light sources, air circulation, and the location of electrical  outlets can also affect the way you arrange your workspace.  Comfort  Although no single working position is ideal for everyone, here are a few  guidelines to help you find a position that suits you best.  Sitting
                    
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                          Where it is impossible to avoid reflections or to adjust the lighting, an antiglare  filter placed over the screen might be helpful. However, these filters might affect  the clarity of the image on the screen; try them only after you have exhausted  other methods of reducing glare.  Dust buildup compounds problems associated with glare. Remember to clean your  monitor screen periodically using a soft cloth moistened with a nonabrasive liquid  glass cleaner.  Air circulation  Your computer and 
                    
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                          Chapter 3. Setting up your computer  Read and understand the Safety and Warranty Guide before you set up your  computer. Reading and understanding the safety information reduces the risk of  personal injury and or damage to your product.  Set up your computer in the best possible work area that suits your needs and  habits. For more information, see Chapter 2, “Arranging your workspace,” on page  3.  Installing the vertical stand  Depending on your computer, a vertical stand can be used to pla
                    
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                            Connecting your computer  Use the following information when connecting your computer. Look for the small  connector icons on the back of your computer.    Important  Setting the voltage-selection switch incorrectly can cause permanent damage  to the computer.  If you are not sure of the voltage provided at your electrical outlet, contact  your local electric company or refer to official Web sites or other literature for  travelers to the country or region where you are located.  Note:  Your
                    
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                          2.   Connect the keyboard cable to the appropriate keyboard connector, either the  standard keyboard connector 1 or the Universal Serial Bus (USB) connector  2.       Note:  Some models will have keyboards with a fingerprint reader. After you  setup and turn on your computer, refer to the Access Help online help  system for information about your fingerprint reader. See “Access  Help” on page 40 for instructions on how to open the online help  system.    3.   Connect the mouse cable to the
                    
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                          4.   Connect the monitor cable to the monitor connector on the computer.  v   If you have a Video Graphics Array (VGA) Standard monitor, connect the  cable to the connector as shown.  Note:  If your model has two monitor connectors, be sure to use the  connector on the graphics adapter.       v   If you have a digital video interface (DVI) monitor, your computer must  have an adapter installed that supports the DVI monitor. Connect the cable  to the connector as shown.         5.   If you have
                    
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                          6.   If you have audio devices, attach them using the following instructions. For  more information about speakers, see steps 7 and 8.         1 Audio line-in This connector receives audio signals from an external audio device,  such as a stereo system.  2 Audio line-out This connector sends audio signals from the computer to external  devices, such as powered stereo speakers.  3 Microphone Use this connector to attach a microphone to your computer when  you want to record sound or if yo
                    
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                        1394 1394   9.   Connect any additional devices that you have. Your computer might not have  all connectors that are shown.         1 USB Use this connector to attach a device that requires a USB connection,  such as a keyboard, mouse, scanner, printer, or personal digital  assistant (PDA).  2 Serial Use this connector to attach an external modem, serial printer, or  other device that uses a 9-pin serial connector.  3 S-video Use this connector to attach a television set that has an S-Vide
                    
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                            Turning on computer power  Turn on the monitor and other external devices first, and then turn on the  computer. When the power-on self-test (POST) is finished, the logo window closes.  If your computer has preinstalled software, the software installation program  starts.  If you experience any problems during startup, see Chapter 7, “Troubleshooting  and diagnostics,” on page 25. For additional help, refer to Chapter 9, “Getting  information, help, and service,” on page 39. You can get help
                    
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                            Updating your operating system  Microsoft makes updates available for various operating systems through the  Microsoft Windows Update Web site. The Web site automatically determines what  Windows updates are available for your specific computer and lists those updates  only. Updates could include security fixes, new versions of Windows components  (such as media player), fixes to other portions of the Windows operating system,  or enhancements.  For more information about updating your opera