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Ordinateurs portables - ThinkPad T540p (20BE) (592.73 kb)
Facilité d'utilisation
. . 103 Main menu . . . . . . . . . . . . . . 104 Config menu. . . . . . . . . . . . . . 104 Date and Time menu . . . . . . . . . . 110 Security menu . . . . . . . . . . . . . 110 Startup menu . . . . . . . . . . . . . 116 Restart menu . . . . . . . . . . . . . 118 Updating your system UEFI BIOS . . . . . 118 Using system management. . . . . . . . . . 119 Setting management features . . . . . . . 119 Chapter 9. Preventing problems . . 121 General tips for preventing problems . . . . . . 121 Making sure device drivers are current . . . . . 122 Taking care of your computer . . . . . . . . . 123 Cleaning the cover of your computer . . . . 124 Chapter 10. Troubleshooting computer problems . . . . . . . . . 127 Diagnosing problems . . . . . . . . . . . . 127 Troubleshooting . . . . . . . . . . . . . . 127 Computer stops responding . . . . . . . 127 Spills on the keyboard . . . . . . . . . . 128 Error messages . . . . . . . . . . . . 128 Errors without messages . . . . . . . . . 130 Beep errors . . . . . . . . . . . . . . 131 Memory module problems . . . . . . . . 131 Networking problems . . . . . . . . . . 131 Problems with the keyboard and other pointing devices . . . . . . . . . . . . . . . . 133 Problems with the display and multimedia devices . . . . . . . . . . . . . . . . 134 Fingerprint reader problems. . . . . . . . 137 Battery and power problems . . . . . . . 138 Problems with drives and other storage devices . . . . . . . . . . . . . . . . 140 A software problem . . . . . . . . . . . 142 Problems with ports and connectors . . . . 142 Chapter 11. Getting support . . . . 143 Before you contact Lenovo . . . . . . . . . . 143 Getting help and service . . . . . . . . . . . 143 Using diagnostic programs . . . . . . . . 144 Lenovo Support Web site. . . . . . . . . 144 Calling Lenovo . . . . . . . . . . . . . 144 Purchasing additional services . . . . . . . . 145 Appendix A. Regulatory information . . . . . . . . . . . . . 147 Wireless related information . . . . . . . . . 147 Location of the UltraConnect wireless antennas . . . . . . . . . . . . . . . 148 Locating wireless regulatory notices . . . . 149 Export classification notice . . . . . . . . . . 149 Electronic emission notices. . . . . . . . . . 149 Federal Communications Commission Declaration of Conformity . . . . . . . . 149 Industry Canada Class B emission compliance statement . . . . . . . . . . . . . . . 150 European Union -Compliance to the Electromagnetic Compatibility Directive . . . 150 German Class B compliance statement . . . 150 Korea Class B compliance statement . . . . 151 User Guide Japan VCCI Class B compliance statement . . 151 Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase . . . . . . . . . . . . . . . . 151 Lenovo product service information for Taiwan . . . . . . . . . . . . . . . . 151 Appendix B. WEEE and recycling statements . . . . . . . . . . . . . 153 Important WEEE information . . . . . . . . . 153 Japan recycling statements . . . . . . . . . 153 Recycling information for Brazil . . . . . . . . 154 Battery recycling information for the European Union . . . . . . . . . . . . . . . . . . 154 Battery recycling information for Taiwan . . . . . 155 Battery recycling information for the United States and Canada . . . . . . . . . . . . . . . . 155 Recycling information for China . . . . . . . . 155 Appendix C. ENERGY STAR model information . . . . . . . . . . . . . 157 Appendix D. Notices . . . . . . . . . 159 Trademarks . . . . . . . . . . . . . . . . 160 Appendix E. Restriction of Hazardous Substances Directive (RoHS) . . . . 161 European Union RoHS . . . . . . . . . . . 161 China RoHS. . . . . . . . . . . . . . . . 161 India RoHS . . . . . . . . . . . . . . . . 161 Turkish RoHS . . . . . . . . . . . . . . . 161 Ukraine RoHS . . . . . . . . . . . . . . . 162 Appendix F. Eurasian compliance mark . . . . . . . . . . . . . . . . . 163 © Copyright Lenovo 2013 iv User Guide Read this first Be sure to follow the important tips given here to get the most use and enjoyment out of your computer. Failure to do so might lead to discomfort or injury, or cause your computer to fail. Protect yourself from the heat that your computer generates. When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become hot. The temperature they reach depends on the amount of system activity and the level of charge in the battery. Extended contact with your body, even through clothing, could cause discomfort or even a skin burn. • Avoid keeping your hands, your lap, or any other part of your body in contact with a hot section of the computer for any extended time. • Periodically take hands from using the keyboard by lifting your hands from the palm rest. Protect yourself from the heat generated by the ac power adapter. When the ac power adapter is connected to an electrical outlet and your computer, it generates heat. Extende...
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