IBM 8479 User Reference - Page 75

Line out This connector is used to send audio signals from the server to external 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, such as line output from a stereo, television, or musical instrument into the server sound system. Mic This connector is used to connect a microphone to your server when you want to record voice or other sounds on the hard disk drive. It might also be used by speechrecognition software. MIDI connector The musical instrument digital interface (MIDI) connector enables your server to interact with musical instruments and other musical equipment. You might use the MIDI connector as an interface between your server and a synthesizer to edit and store sound information for the synthesizer on the server. See "I/O connector locations" on page 51 for the location of the MIDI connector. The following table shows the pin-number assignments for the MIDI connector. 8 1 15 9 Table 8. MIDI connector pin-number assignments. Pin 1 2 3 4 5 Signal +5 V Joystick 1 Switch A Joystick 1 -- X Switch Common Switches Common Pin 6 7 8 9 10 Signal Joystick 1 -- Y Joystick 1 Switch B +5 V +5 V Joystick 2 Switch C Pin 11 12 13 14 15 Signal Joystick 2 -- X MIDI - OUT Joystick 2 -- Y Joystick 2 Switch D MIDI - IN Video connector Your server uses an AGP video adapter located in the AGP slot on the system board. There is a 15-pin analog video connector located on the rear of the server. See "I/O connector locations" on page 51 for the location of this connector. The following table shows the pin-number assignments for the video connector. 5 1 15 11 Table 9. Video connector pin-number assignments. Pin Signal 1 Red 2 Green or monochrome Pin Signal 6 Ground 7 Ground Pin Signal 11 Not connected 12 DDC SDA Chapter 5. Installing options 61