User`s manual

3-8 Chapter 3
(8). AUDIO1: Front panel audio connection header
This header provides the connection to audio connector at front panel.
• To use the audio connector at front panel, remove all the jumpers on this header, and
then connect to front panel by the extenson cable provided with the chassis.
• To use the audio connector at rear panel, disconnect the extension cable, attach the
jumpers back at pin 5-6, and pin 9-10 (default setting).
Pin Pin Assignment Pin Pin Assignment
1 Audio Mic. 2 Ground
3 Audio Mic. Bias 4 VCC
5 Speaker Out Right Channel 6 Speaker Out Right Channel Return
7 X 8 NC
9 Speaker Out Left Channel 10 Speaker Out Left Channel Return
(9). CDIN1/CDIN2: Internal Audio Connector
These connectors connect to the audio output of internal CD-ROM drive or add-on card.
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