Gigabyte GA-D425TUD User Manual page 14

Line In Jack (Blue)
The default line in jack. Use this audio jack for line in devices such as an optical drive, walkman, etc.
Line Out Jack (Green)
The default line out jack. Use this audio jack for a headphone or 2-channel speaker. This jack can be
used to connect front speakers in a 4/5.1/7.1-channel audio configuration.
Mic In Jack (Pink)
The default Mic in jack. Microphones must be connected to this jack.
To configure 7.1-channel audio, you need connect with the port of HD Audio standard via
front panel and enable the multi-channel audio feature through the audio driver. Refer to the
instructions on setting up a 2/4/5.1/7.1-channel audio configuration in Chapter 5, "Configuring
2/4/5.1/7.1-Channel Audio."
Hardware Installation - 14 -