MSI P965 Neo User Manual page 27

Hardware Setup
for external CD player, tapeplayer or other audio devices.
Green audio jack - Line Out, is a connector for speakers or headphones.
Pink audio jack - Mic In, is a connector for microphones.
Black audio jack - Rear-Surround Out in 5.1/ 7.1 channel mode.
Orange audio jack - Center/ Subwoofer Out in 5.1/ 7.1 channel mode.
Gray audio jack - Side-Surround Out in 7.1 channel mode.
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