Sony PCV-RS423P - Manual (Page 113)

Why doesn't my keyboard work properly?
 Check that the keyboard 1 is securely plugged into the keyboard port.
 Save and close all open applications. Turn off your computer, wait approximately 10 seconds, and then restart your
computer.
 If you are using a wireless keyboard:
1. Confirm that the supplied AA batteries are properly installed. For proper installation of the AA batteries,
see
About the Mouse and Keyboard .
2. Press the Connect button on the keyboard to reestablish the connection between the two devices.
1 T he V A I O "W" s eries c omputer has a built-in keyboard.
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