Sony PCV-RS423P - Manual (Page 25)

Connecting the Keyboard and Mouse
1. Plug the keyboard cable into the keyboard port on the back of the computer.
2. Plug the mouse cable into the mouse port on the back of the computer.
To connect the keyboard and m ouse
To use an optical mouse
An optical mouse requires an ideal surface in order to provide proper pointing and tracking.
 Use surfaces such as plain paper, card stock, or fabric that have minimal repetitive patterning.
 Avoid surfaces such as mirrors, smooth glass, or magazines that have half- tone printing.
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