USB connectors: There are two USB connectors on the rear of the computer forattaching USB compatible devices, see “I/O connector locations” on page 71 for thelocation of the USB connectors.1 4Audio connectorsThe audio connectors are used to connect external audio equipment to yourcomputer, see “I/O connector locations” on page 71 for the location of theseconnectors.Lineout Linein MicLine out: This connector is used to send audio signals from the computer toexternal devices, such as powered speakers with built-in amplifiers, headphones,multimedia keyboards, or the audio Line in connector on a stereo system.Line in: This connector is used to accept audio signals from external devices, suchas line output from a stereo, television, or musical instrument into the computersound system.Mic: This connector is used to connect a microphone to your computer when youwant to record voice or other sounds on the hard disk drive. It can also be used byspeech recognition software.MIDI connectorThe musical instrument digital interface (MIDI) connector allows your computer tointeract with musical instruments and other musical equipment. You might use theMIDI connector as an interface between your computer and a synthesizer to editand store sound information for the synthesizer on the computer. See “I/Oconnector locations” on page 71 for the location of the MIDI connector.8 115 9Video connectorYour computer uses an AGP adapter located in the AGP slot on the system board.There is a 15-pin analog video connector located on the rear of your computer. See“I/O connector locations” on page 71 for the location of this connector.151115Ultra160 SCSI connector (some models)Some IntelliStation E Pro computer models come with a SCSI adapter, whichsupports an Ultra160/MB SCSI internal channel in a full-featured PCI2.1-/2.2-compliant bus master package. This configuration supports a zero waitChapter 5. Installing options 75