IL9 Pro/IL9 Pro-V
11
1.7.4 Internal Audio Connectors
This connector connects to the audio output of internal CD-ROM drive
or add-on card.
1.7.5 Front Panel Audio Connection Header
This header provides the connection to audio connector at front panel.
Pin Signal Name
Function
1
AUD_MIC
Front Panel Microphone input signal
2
AUD_GND
Ground used by Analog Audio Circuits
3
AUD_MIC_BIAS Microphone
Power
4
AUD_VCC Filtered
+5V used by Analog Audio Circuits
5
AUD_F_R
Right Channel audio signal to Front Panel
6
AUD_RET_R
Right Channel Audio signal to Return
from Front Panel
7
REVD
Reserved
8
Key
No
Pin
9
AUD_F_L
Left Channel Audio signal to Front Panel
10
AUD_RET_L
Left Channel Audio signal to Return from
Front Panel
