Asus Eee PC 8G/XP - Manual (Page 37)

ASUS Eee PC 4-3
4. After a connection has been
established, the connection
is shown on the list.
5. You can see the wireless
network icon on the OS
taskbar.
The wireless connection icon disappears when you press +
(<Fn> + <F2>) to disable the WLAN function.