Sony VGC-RA810G - Manual (Page 243)

 Confirm that the supplied AA batteries are properly installed in the wireless device.
 Use the CONNECT buttons on the wireless device and your computer, if available, to establish communication
between the equipment.
 Avoid using radio-controlled toys or equipment, CB radios, and other wireless devices in the area near your wireless
keyboard. These other devices may cause interference, causing your wireless keyboard or mouse to stop working
properly.
 Do not place metal furniture near your computer or wireless device, as this may create interference, causing your
wireless device to stop working properly.
The hard disk drive
 Do not place the computer in a location that is subject to vibration or shock.
 Do not move the computer during operation.
 Do not subject the computer to sudden changes in temperature.
 Do not turn off the power while the computer is accessing the hard disk drive.
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