Advantech AIMB-785G2-00A2 - 2.10 Line Out, Mic In Connector (AUDIO1_AUDIO2); 2.11 8-pin Alarm Board Connector (VOLT1)

AIMB-785 User Manual 20
2.10 Line Out, Mic In Connector (AUDIO1_AUDIO2)
Line Out can be connected to external audio devices like speakers or headphones.
Mic In can be connected to a microphone.
2.11 8-pin Alarm Board Connector (VOLT1)
VOLT1 connects to the alarm board on the Advantech chassis. The alarm board
gives warnings if a power supply or fan fails, chassis overheats, or the backplane
malfunctions.
Line Out
MIC In
AUDIO1
AUDIO1
AUDIO2
AUDIO
VOLT1