21 AIMB-784 User Manual
Chapter 2 Connecting Peripherals
2.12 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.
2.13 8-pin Alarm Board Connector (VOLT1)
VOLT1 connects to the alarm board of Advantech chassis. The alarm board gives
warnings if a power supply or fan fails, chassis overheats, or the backplane malfunc-
tions.