Sony PCG-FXA59 - Manual (Page 55)

To connect a USB device
Note:
The following steps describe the procedure for connecting a USB mouse to your notebook.
Refer to the manual that came with your USB device for specific installation instructions.
 Locate the USB device identified by the symbol. Plug one end of the USB cable into this port and the other end
into the USB device.
Connecting USB device to USB port
You can use an optional Sony USB mouse such as the PCGA-UMS1 series (optional) with this notebook. Since the USB
mouse software driver is preinstalled in the notebook, you simply plug the USB mouse into the USB port to use it. One USB
port supports one USB device.
Note:
See the manual that came with your USB device for more information on its installation and use.
Page 55