Sony VAIO VGX-TP20 Series, User Manual

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Troubleshooting
Networking
What should I do if my computer cannot connect to a wireless LAN access point?
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Connection availability 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.
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Make sure the WLAN switch is on and the Wireless LAN indicator is lit on your computer.
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Make sure power to the access point is on.
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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.
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Make sure the encryption key is correct.
What should I do if I cannot access the Internet?
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Check the access point settings. See the manual that came with your access point for more information.
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Make sure your computer and the access point are connected to one another.
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Move your computer away from obstructions or closer to any access point you may be using.
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Make sure your computer is properly configured for Internet access.