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Sony VPCSA4A4E - VPCSA4A4E Mode d'emploi Anglais

Sony VPCSA4A4E - VPCSA4A4E Mode d'emploi Anglais

Troubleshooting >

Troubleshooting > Networking (LAN/Wireless LAN) n176 N ❑ ❑ 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 Click Start and Control Panel. 2 Click System and Security and Power Options. 3 Click Change plan settings for the current power plan. 4 Click Change advanced power settings. 5 Double-click Wireless Adapter Settings and Power Saving Mode. 6 Select Maximum Performance from the drop-down list. If you have disabled the wireless devices in the BIOS setup screen, you cannot connect to wireless access points. To enable the devices, 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 wireless LAN access point? (page 175) to change the settings. If you have disabled the wireless devices or the LAN port in the BIOS setup screen, you cannot access the Internet through a wireless network or a LAN. To enable the devices or the port, follow the steps in Disabling Built-in Devices (page 133).

Troubleshooting > Networking (LAN/Wireless LAN) n177 N Why is the data transfer speed slow? ❑ ❑ ❑ ❑ The wireless LAN data transfer speed is affected by distance and obstructions between devices and access points. Other factors include device configurations, radio conditions, and software compatibility. To maximize the data transfer speed, move your computer away from obstacles or closer to any access point you may be using. If you are using a wireless LAN access point, the device may be temporarily overloaded depending on how many other devices are communicating via the access point. If your access point interferes with other access points, change the access point channel. See the manual that came with your access point for more information. 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 wireless LAN access point? (page 175) to change the settings. How do I avoid data transfer interruptions? ❑ ❑ ❑ ❑ ❑ While your computer is connected to an access point, data transfer interruptions may occur if a large file is exchanged or the computer is placed in close proximity to microwaves and cordless telephones. Move your computer closer to the access point. Make sure the access point connection is intact. Change the access point channel. See the manual that came with your access point for more information. 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 wireless LAN access point? (page 175) to change the settings.