47Chapter 5. TroubleshootingFrequently Asked Questions -------------------------------------------------This section lists frequently asked questions and tell where you can find detailedanswers. For details about each publication included in the package with yourcomputer, see Lenovo IdeaPad S10- 3t Setup Poster.What safety precautions should I follow when using my computer?See “Important safety information” on page iii of this guide.How can I prevent problems with my computer?See “Appendix B. Use, and care information” on page 74 of this guide.More tips can be found in Chapter 1 and 2.What are the main hardware features of my new computer?More information can be found in Chapter 1 and 2.Where can I find the detailed specifications for my computer?See http://consumersupport.lenovo.com.I need to upgrade a device or I need to replace one of the following: the harddisk drive, memory, or the keyboard.See “Appendix D. Customer replaceable units (CRUs)” on page 101 ofthis guide.