Sony VGC-RC300 - Manual (Page 31)

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Using Your VAIO Computer
Before You Use the Keyboard
Two AA alkaline batteries are supplied with your computer for use in the wireless keyboard. Before attempting to use the
wireless keyboard, you must install the batteries and establish communication between the computer and the keyboard. To
connect your wireless keyboard, it must be located within a range of 11 inches from the radio frequency receiver.
!
To maintain good communication, operate the wireless keyboard within the distance limitations of keyboard: approximately 2 feet (approximately 60
cm) from the radio frequency receiver.
Confirm that the supplied AA batteries are properly installed.
Press the CONNECT button located on the bottom of the radio frequency receiver first, and then press the CONNECT button on the bottom of the
keyboard.
Verify the radio frequency receiver is free of obstructions that may prevent proper operation.
Avoid using radio-controlled toys or equipment, CB radios, and other wireless devices in the area near the wireless keyboard. These devices may cause
interference, causing the keyboard to stop working properly.
Do not place metal furniture near the computer or wireless keyboard, as this may create interference, causing the keyboard to stop working properly.
Do not mix old (used) and new batteries when replacing batteries in the wireless keyboard. Always use the same type and manufacture of battery.
Do not mix alkaline with manganese batteries. Using incompatible batteries or mixing used, new or different types of batteries can damage the keyboard.