Product Description
23
1.11 Audio Subsystem
The board supports Intel High Definition Audio through the Realtek ALC892 audio
codec interface.
The Realtek ALC892-based audio subsystem supports the following features:
• 6+2-channel audio with independent multi-streaming stereo.
• Advanced jack sense for the back panel audio jacks that enables the audio codec to
recognize the device that is connected to an audio port. The back panel audio
jacks are capable of retasking according to the user’s definition, or can be
automatically switched depending on the recognized device type.
• Stereo input and output through back panel jacks
• Headphone and Mic in functions for front panel audio jacks
• S/PDIF audio header
• A signal-to-noise (S/N) ratio of 90 dB
Table 4 lists the supported functions of the front panel and back panel audio jacks.
Table 4. Audio Jack Support
Audio Jack
Micro-
phone
Head-
phones
(Front
Speakers)
Line In
(Surround)
Mic In
(Center/Sub)
FP Green Default
FP Pink Default
Rear Blue Default
Rear Green Ctrl panel Default
Rear Pink Default
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