IBM 8649 Hardware Maintenance Manual - Page 80

Line in The server receives audio signals through this connector from an external audio device. Line out The server sends audio signals through this connector to powered speakers with built-in amplifiers, headphones, a multimedia keyboard, or the audio line-in connector on a stereo system. The internal speaker in your server is disabled when any device is attached to the line-out connector. Microphone Connect a microphone to this connector to record sounds onto the hard disk or to use speech recognition software. Auxiliary-device (pointing-device) connector Use this connector to connect a mouse or other pointing device. The following illustration shows an auxiliary-device connector. 6 4 2 5 3 1 Ethernet (RJ-45) connector The following illustration shows an Ethernet connector. Activity LED (green) Link LED (green) 8 1 Connect a Category 3, 4, or 5 unshielded twisted-pair (UTP) cable to this connector. The 100BASE-TX and 1000BASE-T Fast Ethernet standards require Category 5 or higher cabling. For more information about the Ethernet controller, see the User's Guide on the IBM xSeries Documentation CD. Keyboard connector Use this connector to connect a PS/2 (non-USB) keyboard. The following illustration shows a keyboard connector. 6 5 4 3 2 1 If you attach a keyboard to this connector, USB ports and devices are disabled during the power-on self-test (POST). Parallel connector Use this connector to connect a parallel device. The following illustration shows a parallel connector. 70 IBM xSeries 225 Types 8649: Hardware Maintenance Manual and Troubleshooting Guide