Getting to know your computer - 21L EFT VIEW21 3 4 5 6# Icon Item Description1Kensington lock slot Connects to a Kensington-compatiblecomputer security lock.- Wrap the computer security lock cablearound an immovable object such as a tableor handle of a locked drawer.Insert the lock into the notch and turn the keyto secure the lock.Some keyless models are also available.2 Ventilation andcooling fanAllows the computer to stay cool.- Do not cover or obstruct the openings.3 Ethernet (RJ-45) port Connects to an Ethernet 10/100/1000-basednetwork.4 External display(VGA) portConnects to a display device (e.g., externalmonitor, LCD projector).5 HDMI port Supports high-definition digital videoconnections.