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1.10 Audio Subsystem
The onboard audio subsystem consists of the following:
•
Intel 82801IR (ICH9R)
•
IDT STAC9271D audio codec
•
Back panel audio connectors
•
Component-side audio headers:
⎯ Intel
High Definition Audio front panel header
®
⎯ HD audio link header
The audio subsystem supports the following features:
•
Dolby Home Theater support
•
A signal-to-noise (S/N) ratio of 95 dB
•
Independent multi-streaming 7.1 audio (using the back panel audio connectors)
and stereo (using the Intel High Definition Audio front panel header).
•
ADAT support from the back panel optical S/PDIF port
NOTE
The use of AC 97 front panel headers is not recommended for use with Microsoft
Windows Vista.
Table 5 lists the supported functions of the front panel and back panel audio jacks.
Table 5. Audio Jack Retasking Support
Audio Jack
Front panel – Green
Front panel – Pink
Back panel – Blue
Back panel – Green
Back panel – Pink
Back panel – Black
Back panel - Orange
Supports
Supports
Line in?
Line out?
No
Yes
No
No
Yes
Yes
No
Yes
No
No
No
Yes
No
Yes
Product Description
Supports
Microphone?
Headphones?
No
Yes
Yes
No
No
No
No
Yes
Yes
No
No
No
No
No
Supports
25
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