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On models with Media Gallery, you cannot use another camera application that uses the built-in camera while using the gesture function of Media Gallery. . The viewfinder may show some noise, for example horizontal streaks, when you are viewing a rapid-moving object. This is normal and does not indicate a malfunction. . If the problem persists, restart your computer. Why are captured images poor in quality? . The images captured under the fluorescent light may show reflections of light. . A dark portion in captured images may appear as a noise. . If the lens protection cover is dirty, you cannot take a clear shot. Clean the cover. See Built-in Camera (page 146). What should I do if captured images contain dropped frames and audio interruptions? . The effect settings on your software application may cause dropped frames. See the help file included with your software application for more information. . There may be more software applications running than your computer can handle. Exit the applications that you are not currently using. . The power management function of your computer may be active. Check the CPU performance. Troubleshooting > Built-in Camera n175 N What should I do if movie playback shows dropped frames while my computer is running on battery power? The battery pack is running out of power. Connect your computer to an AC outlet. What should I do if captured images flicker? This problem occurs when you use the camera under fluorescent lights due to a mismatch between the lighting output frequency and the shutter speed. To reduce flicker noise, change the direction of the camera or the brightness of camera images. In some software applications, you can set an appropriate value to one of the camera properties (e.g. light source, flicker, etc.) to eliminate flicker noise. Why is the video input from the built-in camera suspended for a few seconds? The video input may be suspended for a few seconds if: . a shortcut key with the Fn key is used. . the CPU load increases. This is normal and does not indicate a malfunction. Troubleshooting > Networking (LAN/Wireless LAN) n176 N Networking (LAN/Wireless LAN) What should I do if the VAIO Smart Network icon is not displayed on the taskbar? . Show the VAIO Smart Network icon hidden on the taskbar. . If the VAIO Smart Network icon is not on the taskbar, follow these steps to display the icon: 1 Click Start, All Programs, and VAIO Control Center. 2 Click Network Connections and VAIO Smart Network. 3 Click Advanced settings. What should I do if my computer cannot connect to a wireless LAN access point? . Connection capability is affected by distance and obstructions. You may need to move your computer away from obstructions or closer to any access point you may be using. . Make sure the WIRELESS switch is on and the WIRELESS indicator light is lit on your computer. . Make sure power to the access point is on. . If you want to connect your computer to a wireless LAN access point using the 5 GHz band, make sure the option to use the 5 GHz band or both the 2.4 GHz and 5 GHz bands is selected for Wireless LAN Settings in the VAIO Smart Network settings window. Wireless LAN communication (IEEE 802.11a standard) using only the 5 GHz band, available on selected models only, is disabled by default. . Follow these steps to check the settings: 1 Click Start and Control Panel. 2 Click View network status and tasks under Network and Internet. 3 Click Connect to a network to confirm that your access point is selected. Troubleshooting > Networking (LAN/Wireless LAN) n177 N . Make sure the encryption key is correct. . Make sure Maximum Performance is selected for Wireless Adapter Settings in the Power Options window. Selecting any other option may result in a communication failure. To change the settings, follow these steps: 1 Right-click the power status icon on the taskbar and select Power Options. 2 Click Change plan settings. 3 Click Change advanced power settings. 4 Select the Advanced settings tab. 5 Double-click Wireless Adapter Settings and Power Saving Mode. 6 Select Maximum Performance from the drop-down list both for On battery and Plugged in. . If you have disabled the wireless LAN function in the BIOS setup screen, you cannot connect to wireless access points. To enable the function, follow the steps in Disabling Built-in Devices (page 133). What should I do if I cannot access the Internet? . Check the access point settings. See the manual that came with your access point for more information. . Make sure your computer and the access point are connected to one another. . Move your computer away from obstacles or closer to any access point you may be using. . Make sure your computer is properly configured for Internet access. . Make sure Maximum Performance is selected for Wireless Adapter Settings in the Power Options window. Selecting any other option may result in a communication failure. Follow the steps in What should I do if my computer cannot connect to a ...
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