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8686nNUsing Your VAIO Computer Using the Bluetooth Function You can establish wireless communications between your computer and other Bluetooth devices such as another computer or a mobile phone. You can transfer data between these devices without cables at a range of up to 10 meters in an open area. To start Bluetooth communications 1 Turn on the WIRELESS switch. 2 Click the button next to or above the Bluetooth icon in the VAIO Smart Network window. Make sure the WIRELESS indicator light turns on. 8787nNUsing Your VAIO Computer Notes on using the Bluetooth function . The data transfer rate varies, depending on the following conditions: . Obstacles, such as walls, located between devices . Distance between devices . Material used in walls . Proximity to microwaves and cordless telephones . Radio frequency interference and other environmental conditions . Device configuration . Type of software application . Type of operating system . Use of both wireless LAN and Bluetooth functions at the same time on your computer . Size of file being exchanged . Large files may occasionally be corrupted during continuous transfer due to limitations of the Bluetooth standard and electromagnetic interference in the environment. . All Bluetooth devices must be certified to make sure that the applicable standard requirements are maintained. Even if standards are met, individual device performance, specifications, and operation procedures can vary. Data exchange may not be possible in all situations. . Video and audio may not be synchronized if you play videos on your computer with audio output from a connected Bluetooth device. This is a frequent occurrence with Bluetooth technology and is not a malfunction. 8888nNUsing Your VAIO Computer . The 2.4 GHz band, with which Bluetooth devices or wireless LAN devices work, is used by various devices. Bluetooth devices use the technology to minimize the interference from other devices that use the same wave length. Simultaneous use of the Bluetooth function and wireless communication devices, however, may cause radio interference and result in reduced communication speeds and distances than the standard values. . Read the Bluetooth regulations guide before using the Bluetooth function. . The Bluetooth function may not work with other devices, depending on the manufacturer or the software version employed by the manufacturer. . Connecting multiple Bluetooth devices to your computer may cause channel congestion, resulting in poor performance of the devices. This is normal with Bluetooth technology and is not a malfunction. 8989nNUsing Your VAIO Computer Bluetooth Security The Bluetooth wireless technology has an authentication function, which allows you to determine with whom you choose to communicate. With the authentication function, you can prevent any anonymous Bluetooth devices from accessing your computer. The first time two Bluetooth devices communicate, a common passkey ...

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