1.7
Audio Subsystem
The onboard audio subsystem consists of the following:
•
Intel 82801HB ICH8
•
Sigmatel STAC9227 audio codec
•
Back panel audio connectors
•
Component-side audio headers:
⎯ Front panel audio header
⎯ HD audio link header
The audio subsystem supports the following features:
•
Advanced jack sense for the front/back panel audio jacks that enables the audio
codec to recognize the device that is connected to an audio port. Within hardware
constraints, 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.
•
A signal-to-noise (S/N) ratio of 95 dB
Table 5 lists the supported retasking 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
1.7.1
Audio Subsystem Software
Audio software and drivers are available from Intel's World Wide Web site.
For information about
Obtaining audio software and drivers
Supports
Supports
Line in?
Line out?
Yes
Yes
Yes
No
Yes
Yes
No
Yes
Yes
Yes
Product Description
Supports
Supports
Microphone?
Headphones?
No
Yes
No
No
Yes
Refer to
Section 1.2, page 15
Yes
No
No
Yes
No
29