Using Peripheral Devices
Connecting a Universal Serial Bus (USB) Device
To prevent your computer and/or USB devices from damage, observe the following:
❑When moving the computer with USB devices connected, avoid any shock or force to the USB ports.
❑Do not put the computer into a bag or carrying case when it has USB devices connected.
Connecting a USB Mouse
A USB mouse is supplied with selected models only. See the online specifications to find out whether the USB mouse is supplied with your model.
To connect a USB mouse
1Choose the USB port (1) 
you prefer to use.
2Plug the USB mouse cable (2) into the USB port. You can now use your USB mouse (3).