Sony PCG-F570 Manual

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VAIO® Notebook User Guide
Connecting an External Mouse or Keyboard
You can connect a USB or PS/2® style mouse or keyboard.
Plug the keyboard cable or mouse cable into the appropriate connector 
with the
mark facing up.
To connect both a PS/2 mouse and keyboard at the same time, use an 
optional PS/2 division connector.
You can also use one or both of the USB ports to connect a mouse and 
keyboard at the same time.
Mouse
Keyboard
USB
PS/2