New Toshiba All-in-One PC - wireless mouse and keyboard not working

For the the wireless mouse and keyboard to work, you must first install the RF USB dongle.
Procedure to install the RF USB dongle:

1. While looking at the back of the computer, remove the cover using your index finger. 

 

2.Insert RF USB dongle and lift up until it is firmly connected.

 

3. Replace the cover.

If the USB keyboard or mouse do not work, verify the batteries are installed corretly.

source: http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/bulletin.jsp?ct=SB&soid=3079951&ref=EV