Chapter 1 7Rear ViewLeft ViewNo. Item Description1 Tuba The dedicated Tuba CineBass subwoofer pumps outearthshaking movie-house audio.2 Ventilation slots Enable the computer to stay cool, even after prolonged use.No. Icon Item Description1 Kensington lockslotConnects to a Kensington-compatible computersecurity lock.Note: Wrap the computer security lock cablearound an immovable object such as a table orhandle of a locked drawer. Insert the lock into thenotch and turn the key to secure the lock.Some keyless models are also available.2 DC-in jack Connects to an AC adapter.3 Ethernet (RJ-45)portConnects to an Ethernet 10/100-based network.4 External display(VGA) portConnects to a display device(e.g. external monitor, LCD projector).5 HDMI HDMI port Supports high definition digital video connections(only for certain models).6 eSATA eSATA port Connects to eSATA devices.7 USB 2.0 ports Connect to USB 2.0 devices (e.g. USB mouse, USBcamera).8 Line-in jack Accepts audio line-in devices (e.g., audio CDplayer, stereo walkman, mp3 player)Microphone jack Accepts input from external microphones.Headphones/speaker/line-outjack with S/PDIFsupportConnects to audio line-out devices (e.g., speakers,headphones).9 ExpressCard/54slotAccepts one ExpressCard/54 module.