IBM 6862 User Guide - Page 57

Using audio features Note: The following information applies to all PC 300PL computers and PC 300GL computers equipped with a preinstalled audio adapters. With the audio feature of your computer, you can play and record sound and music. The audio controller supports SoundBlaster applications and is compatible with the Microsoft Windows Sound System. The following ports are available at the rear of the computer. The audio ports are 3.5 mm (1/8") mini-jacks. Microphone or MIC: This audio port is used to connect a microphone to your computer when you want to record voice or other sounds. This port can also be used by speech recognition software. Note: If you experience interference or speaker feedback while recording, try reducing the microphone recording volume (gain). Audio Line In or LINE IN: This audio port is used to send audio signals from an external device (such as a CD player or stereo) to your computer so that the signals can be recorded on the computer. (Use the audio mixer software provided in your operating system to set the input level accordingly.) Audio Line Out or OUT: This audio port is used to send audio signals from the computer to stereo external devices, such as powered speakers with built-in amplifiers, headphones, multimedia keyboards, or the Audio Line-In connector on a stereo system. Game/MIDI (PC 300GL models only): The Game/MIDI (musical instrument digital interface) port can be used to connect a game control or musical device such as an electronic keyboard. (The devices might require and optional adapter cable. See the information provided with the device for more information.) Note: The internal speaker in your computer is disabled when an external speaker is connected to the Line-Out port on your computer. Procedures for playing and recording sound vary by operating system. Refer to your operating system documentation for information and instructions. Chapter 4. Operating your computer 39