Lenovo ThinkPad Edge E420s (English) User Guide - Page 42
See Enhancing your computer on for more information about enhancing the features
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• To achieve the best balance between performance and power saving, create and apply power plans (in Windows XP, power schemes) by use of Power Manager. • If your computer will be turned off for an extended period of time, you can prevent battery power by using the emergency reset hole. Refer to the information about the location of the emergency reset hole in "Bottom view" on page 7. Concerned about security or need to securely dispose of data stored on your hard disk or solid state drive? • Study the Security section to find out how you can protect your computer from theft and unauthorized use. • The Password Manager preinstalled on your computer performs many of the security tasks that help protect it. If the setup wizard runs, to keep your system secure, be sure to set up the Password Manager. • Before you dispose of the data on the hard disk drive or the solid state drive, be sure to read "Notice on deleting data from your hard disk or solid state drive" on page 63. Getting connected in different locations is a challenge? • To troubleshoot a wireless networking issue, see http://www.lenovo.com/support/faq. • Take advantage of the networking features by use of Access Connections. • To learn more about using the wireless features of your computer, refer to "Wireless connections" on page 34. • To travel more confidently, be sure to check the tips in "Traveling with your computer" on page 53. • Press F9 to enable or disable the wireless features. Need to give presentations or attach an external monitor often? • Make sure that you follow the procedure for "Attaching an external monitor" on page 42. • With the Extend desktop function, you can display output on both the computer display and an external monitor. Need to attach or replace a device? • See Chapter 6 "Replacing devices" on page 75 for more information about replacing the devices of your computer. • See Chapter 7 "Enhancing your computer" on page 95 for more information about enhancing the features of your computer. You've been using your computer for some time already, and it is getting slower? • Follow the "General tips for preventing problems" on page 117. • You can diagnose problems yourself by using the preinstalled software. • Also Recovery tool is provided on your computer hard disk or solid state drive. For more information, see Chapter 5 "Recovery overview" on page 67. Print the following sections and keep them with your computer in case you are unable to access this online help when necessary. • "Installing a new operating system" on page 97 • "Computer stops responding" on page 123 • "Power problems" on page 142 24 User Guide