COMMELL PMCAE - Manual (Page 25)

PMCA User’s Manual Hardware Setup
Onboard Audio Interface 25
2.11 <Onboard Audio Interface>
The board provides the onboard AC97 7.1-channel audio interface with Realtek ALC880.
Connector: CN_AUDIO
Type: 10-pin (2 x 5) 1.27mm x 2.54mm-pitch header
Pin Description Pin Description
1 MIC_L 2 Ground
3 MIC_R 4 ACE Detect
5 Speaker_R 6 MIC Detect
7 SENSE 8 N/C
9 Speaker_L 10 Speaker Detect
Connector: CDIN
Type: 4-pin header (pitch = 2.54mm)
Pin Description
1 CD – Left
2 Ground
3 Ground
4 CD – Right
Connector: CN_SPDIFOUT
Type: 4-pin header (pitch = 2.54mm)
Pin Description
1 +5V
2 N/C
3 SPDIFO
4 Ground
1
4 1
10
CN_AUDIO
CDIN
1
4
CN_SPDIFOUT