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5.8
Audio Interface
The conga-IC170 provides audio connectors internally and on the rear side. The internal audio connectors are stereo speaker, digital microphone/
SPDIF and front Panel HD audio. The rear audio connectors are Line-OUT and Mic-IN.
5.8.1
Rear Audio Connectors
The conga-IC170 has a high definition audio codec (Realtek ALC888S) mounted on it. The line output signals and the MIC signals are routed
to connectors X31 (line-OUT) and X29 (MIC-IN) on the rear side respectively. You can find the drivers for this codec at:
http://www.congatec.com/en/products/mini-itx-single-board-computer/conga-ic170.html
Table 30 MIC-IN (Connector X29) Pinout Description
Pin Jack
Signal
Description
1
Tip
MIC1_L
Microphone - left channel
2
Ring
MIC1_R
Microphone - right channel
3
Sleeve
A_GND
Analog ground
Table 31 Line-OUT (Connector X31) Pinout Description
Pin Jack
Signal
Description
1
Tip
LINE_L
Line-OUT - left channel
2
Ring
LINE_R
Line-OUT - right channel
3
Sleeve
A_GND
Analog ground
Connector Type
X29, X31: 3-pin, 3.5 mm single audio jack
MIC IN - Connector X29
Jack (MIC-IN)
Tip
Ring
Sleeve
Line OUT - Connector X31
Jack (Line-IN)
Tip
Ring
Sleeve