Product Description
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1.11 Audio Subsystem
The board supports Intel HD Audio via the Realtek ALC892 audio codec. The audio
subsystem supports the following features:
• 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.
• A signal-to-noise (S/N) ratio of 97 dB
• Microphone input that supports a single dynamic, condenser, or electret
microphone
• Windows Vista Ultimate and Windows 7 Ultimate certification
Table 7 lists the supported functions of the front panel and back panel audio jacks.
Table 7. Audio Jack Support
Audio Jack
Micro-
phone
Head-
phones
Front
Speaker
Line In
Rear
Surround
Center/
Sub
Side
Surround
FP Green Default
FP Pink Default
Rear Blue Default
Rear Green Ctrl panel Default
Rear Pink Default Ctrl Panel
Rear Black Default
Rear Orange Default
1.11.1 Audio Subsystem Software
The latest audio software and drivers are available from Intel’s World Wide Web site.
For information about Refer to
Obtaining audio software and drivers Section 1.3, page 16
1.11.2 Audio Subsystem Components
The audio subsystem includes the following components:
• Intel H67 Express Chipset
• Realtek ALC892 audio codec
• Front panel audio header that supports Intel HD audio and AC ’97 audio (a 2 x 5-
pin header that provides mic in and line out signals for front panel audio
connectors) (yellow)
• S/PDIF digital audio out header (1 x 4-pin header) (yellow)
• S/PDIF digital audio out connector on the back panel
• 5-port analog audio input/output stack on the back panel
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