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User Guide  
 
Types 6491, 8013, 8702, 8706 
Types 8716, 8970, 8972, 8976 
Types 8980, 8982, 8986, 8992 
Types 8994, 9266, 9276, 9278 
Types 9282, 9286, 9288, 9374 
Types 9378, 9380, 9384, 9628 
Types 9632, 9647, 9649, 9695 
 
 
                                                                                                                                                                                                                                                                            
                    
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                           User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
                    
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                          Note  Before using this information and the product it supports, be sure to read the “Important safety information” on page v and  Appendix B, “Notices,” on page 73. Fourth Edition (February 2007)  © Copyright Lenovo 2006, 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 subject to t
                    
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                          Contents  Locating controls and connectors on the front of  Important safety information . . . . . .v  your computer  . . . . . . . . . . . .19  Conditions that require immediate action . . . . .v  Locating connectors on the rear of your computer 20  General safety guidelines  . . . . . . . . . .vi  Obtaining device drivers  . . . . . . . . .21  Service and upgrades  . . . . . . . . . .vi  Removing the cover  . . . . . . . . . . .22  Static electricity prevention  . . . . . . . . vii  Locating
                    
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                          Basic troubleshooting  . . . . . . . . . . .55 Calling for service  . . . . . . . . . . .63  Diagnostic programs  . . . . . . . . . . .56 Using other services  . . . . . . . . . .64  PC-Doctor for Windows  . . . . . . . . .57 Purchasing additional services  . . . . . . .64  PC-Doctor for DOS . . . . . . . . . . .57  PC-Doctor for Windows PE  . . . . . . . .59  Appendix A. Manual modem  Cleaning the mouse  . . . . . . . . . . .59  commands  . . . . . . . . . . . . .65  Optical mouse  . . . . . 
                    
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                            Important safety information  Note  Please read important safety information first.  This information can help you safely use your desktop or notebook personal  computer. Follow and retain all information included with your computer. The  information in this document does not alter the terms of your purchase agreement  ™  or the Lenovo Limited Warranty. For more information, refer to the safety and  warranty information that is provided with your computer.  Customer safety is important. Our 
                    
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                          In the unlikely event that you notice any of the following conditions, or if you  have any safety concerns with your product, stop using the product and unplug  it from the power source and telecommunication lines until you can speak to the  Customer Support Center for further guidance. See Chapter 8, “Getting  information, help, and service,” on page 61.  v   Power cords, plugs, power adapters, extension cords, surge protectors, or power  supplies that are cracked, broken, or damaged.  v   Si
                    
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                            Danger       Hazardous moving parts. Keep fingers and other body parts away.    Attention       Before replacing any CRUs, turn off the computer and wait three to five  minutes to let the computer cool before opening the cover.  Static electricity prevention  Static electricity, although harmless to you, can seriously damage computer  components and options. Improper handling of static-sensitive parts can cause  damage to the part. When you unpack an option or CRU, do not open the  static-pr
                    
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                          The power cords shall be safety approved. For Germany, it shall be H05VV-F, 3G,  2 0.75 mm , or better. For other countries, the suitable types shall be used  accordingly.  Never wrap a power cord around a power adapter or other object. Doing so can  stress the cord in ways that can cause the cord to fray, crack, or crimp. This can  present a safety hazard.  Always route power cords so that they will not be walked on, tripped over, or  pinched by objects.  Protect power cord and power adapters
                    
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                          Extension cords and related devices  Ensure that extension cords, surge protectors, uninterruptible power supplies, and  power strips that you use are rated to handle the electrical requirements of the  product. Never overload these devices. If power strips are used, the load should  not exceed the power strip input rating. Consult an electrician for more  information if you have questions about power loads, power requirements, and  input ratings.  Plugs and outlets  If a receptacle (power out
                    
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                          Never attempt to open or service any battery. Do not crush, puncture, or incinerate  batteries or short circuit the metal contacts. Do not expose the battery to water or  other liquids. Only recharge the battery pack strictly according to instructions  included in the product documentation.  Battery abuse or mishandling can cause the battery to overheat, which can cause  gasses or flame to “vent” from the battery pack or coin cell. If your battery is  damaged, or if you notice any discharge fr
                    
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                            v   Do not use non-desktop air filtration devices. Operating environment  The optimal environment in which to use your computer is 10°C-35°C (50°F-95°F)  with humidity ranging between 35% and 80%. If your computer is stored or  transported in temperatures less than 10°C (50°F), allow the cold computer to rise  slowly to an optimal operating temperature of 10°C-35°C (50°F-95°F) before use.  This process could take two hours in extreme conditions. Failure to allow your  computer to rise to an 
                    
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                             To connect: To disconnect:  1.   Turn everything OFF. 1.   Turn everything OFF.  2.   First, attach all cables to devices. 2.   First, remove power cords from outlet.  3.   Attach signal cables to connectors. 3.   Remove signal cables from connectors.  4.   Attach power cords to outlet. 4.   Remove all cables from devices. 5.   Turn device ON.     Lithium battery notice    Caution  Danger of explosion if battery is incorrectly replaced.   When replacing the lithium coin cell battery, use on
                    
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                             Laser compliance statement  Some personal computer models are equipped from the factory with a CD or DVD  drive. CD and DVD drives are also sold separately as options. CD and DVD drives  are laser products. These drives are certified in the U.S. to conform to the  requirements of the Department of Health and Human Services 21 Code of Federal  Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Elsewhere,  these drives are certified to conform to the requirements of the Intern
                    
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                          Note to CATV system installer  This reminder is provided to call the CATV system installer's attention to Article  820-40 of the National Electrical Code (NEC) that provides guidelines for proper  grounding and, in particular, specifies that the cable ground shall be connected to  the grounding system of the building, as close as possible to the point of cable  entry as practical.  Example of antenna grounding           1 Ground clamp 5 Power service grounding electrode system (NEC  Articl
                    
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                            The following notice applies to all countries and regions:    Danger       Outdoor antenna grounding  If an outside antenna or cable system is connected to the  equipment, be sure the antenna or cable system is grounded as to  provide some protection against voltage surges and built-up static  charges.  Lightning  For added protection for this equipment during a lightning storm,  or when it is left unattended and unused for long periods of time,  unplug it from the wall outlet and disconnect
                    
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                          complies with EN 50332-2 Sub clause 5.1. This specification limits the computer’s  maximum wide band true RMS output voltage to 150mV. To help protect against  hearing loss, ensure that the headphones or earphones you use also comply with  EN 50332-2 (Sub clause 6.1) for a wide band characteristic voltage of 75mV. Using  headphones that do not comply with EN 50332-2 can be dangerous due to  excessive sound pressure levels.  If your Lenovo computer came with headphones or earphones in the packa
                    
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                          Introduction  This User Guide contains the following information:  v   Chapter 1, “Arranging your workspace,” on page 1 provides information about  setting up your computer for comfort and the impact of light sources, air  circulation, and electrical outlets.  v   Chapter 2, “Setting up your computer,” on page 3 provides information about  setting up your computer and software and operating system installation.  v   Chapter 3, “Installing options,” on page 13 provides information on the featur
                    
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                        xviii User Guide