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Фото и характеристики Lenovo IDEAPAD Y570 |
Фрагмент инструкции
• You can determine whether to use this function when you log on the system. For more details on VeriFace, see the software help. • Using passwords Using passwords helps prevent your computer from being used by others. Once you set a password and enable it, a prompt appears on the screen each time you power on the computer. Enter your password at the prompt. The computer cannot be used unless you enter the correct password. Note: This password can be from one to seven alphanumeric characters in any combination. For details about how to set the password, see the Help to the right of the screen in BIOS setup utility. Note: To enter BIOS setup utility, press F2 when the Lenovo logo appears on the screen while the computer is starting up. Chapter 2. Learning the basics Enabling NVIDIA ® Optimus™ (on select models) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Optimus is a GPU switching mechanism which automatically switches the active GPU to perform image-rendering tasks. If no graphics-intensive programs are running, the integrated GPU will be selected as the active GPU to preserve battery life; if you start high-definition movie playback or a 3D game, the image-rendering task is automatically switched by Optimus to the discrete GPU to produce high graphics performance. Check the GPU indicator: if the indicator is off, slide and release the GPU switch to enable Optimus. When Optimus is enabled, switching between integrated and discrete GPUs is performed automatically without user intervention. However, you can customize settings through the NVIDIA control panel to make the desired GPU active to perform image-rendering tasks for certain programs. For details, search for Optimus in the help system of the NVIDIA control panel. Notes: • Optimus is not supported by all operating systems. Currently, Optimus is supported by Windows® 7. If you are using another operating system, such as Windows® XP, it may not be able possible to enable Optimus. • Optimus is not supported by all media players and video compression standards. • If your computer is running a graphics-intensive game, it is recommended to connect the AC adapter to your computer. Chapter 2. Learning the basics Using NVIDIA® 3D Vision™ technology (on select models) - - - - - - - - - - - - - - - - - - 3D Vision is a technology devised by NVIDIA, which delivers an immersive 3D experience on your PC or workstation. Any computer with a built-in IR emitter can communicate directly with the 3D Vision glasses. • Using 3D Vision on your computer Enabling 3D Vision To enable 3D Vision, do the following: 1 Open Enable 3D Vision in the path of > All Programs > NVIDIA Corporation > 3D Vision > Enable 3D Vision. Initial setup is required the first time you use the 3D Vision. 2 Press the ON button to turn on the glasses. Press Ctrl + T to turn on the built-in IR emitter of the computer. Notes: • The 3D Vision Photo Viewer shortcut will appear on the desktop when 3D Vision is enabled. • PowerDVD is recommended for 3D video playback. • For details on settings and further information on the 3D Vision glasses and built-in IR emitter, refer to the supplied 3D VISION™ QUICK START GUIDE and 3D VISION™ USER GUIDE. • Regarding attention to safety and epilepsy, refer to the supplied 3D VISION™ USER GUIDE. 27 Chapter 3. Connecting to the Internet As a global network, the Internet connects computers worldwide, providing services such as e-mailing, information searching, electronic commerce, Web browsing and entertainment. You can connect the computer to the Internet in the following ways: Wired connection: use physical wiring to connect. Wireless network technology: connect without wiring. Wired connection - ---- ---- --- ---- ---- --- ---- ---- --- ---- ---- --- ---- ---- --- ---- --- - --- ---- ---- --- ---- ---- --- ---- ---- --- ---- -- Wired connections are a reliable and safe way to connect the computer to the Internet. .. Hardware connection Cable DSL .. Software configuration Consult your Internet Service Provider (ISP) for details on how to configure your computer. Cable Cable Internet services use a cable modem connected to the residential cable TV line. DSL DSL is a family of related technologies that bring high-speed network access to homes and small businesses over ordinary telephone lines. Note: The above diagrams are for reference only. Actual connection method may vary. * * * * TV cable Splitter * Cable modem * * Not supplied. Telephone line Splitter * DSL modem * 28 Chapter 3. Connecting to the Internet Wireless connection -- ---- ---- --- ---- ---- --- ---- ---- --- ---- ---- --- ---- ---- --- ---- -- -- --- ---- ---- --- ---- ---- --- ---- ---- -- Wireless connections provide mobile access to the Internet, allowing you to stay online anywhere the wireless signal covers. Divided by the signal scales, wireless connection to the Internet can be built based on the following standards. .. Using Wi-Fi/WiMAX Enabling wireless connectio...
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