Sony PCG-FXA59 User Manual page 43

To connect an external mouse or keyboard
 Locate the mouse and keyboard port on the port replicator identified by the
 Plug either the mouse or the keyboard cable into this port with the arrow facing upward.
Connecting external mouse or keyboard to the port replicator
Note:
See the manual that came with your mouse or keyboard for more information on its installation and use.
/ symbols.
Page 43