Dell Latitude E6400 - Manual (Page 11)

About Your Computer 11
Wireless Switch and Dell™ Wi-Fi Catcher™
Network Locator
Use the wireless switch to enable or disable wireless network devices. Use the
Wi-Fi Catcher Network Locator to locate networks. For information about
connecting to the Internet, see "Connecting to the Internet" on page 16.
wireless switch icon
Dell Wi-Fi Catcher Network Locator icon