Reset Connector (Jfp2_1 Pins 5 & 7); Hdd Led Connector (Jfp2_1 Pins 1 & 3); Atx Soft Power Switch (Jfp2_1 Pins 6 & 8); Line In, Line Out, Mic In Connector (Audio1) - Advantech GMB-945GC User Manual

2.8.2 Reset Connector (JFP2_1 pins 5 & 7)
Many computer cases offer the convenience of a reset button. Connect the wire from
the reset button.
2.8.3 HDD LED Connector (JFP2_1 pins 1 & 3)
You can connect an LED to connector JFP2 to indicate when the HDD is active.
2.8.4 ATX Soft Power Switch (JFP2_1 pins 6 & 8)
If your computer case is equipped with an ATX power supply, you should connect the
power on/off button on your computer case to JFP1 pins 1&2. This connection
enables you to turn your computer on and off.
2.9

Line In, Line Out, Mic In Connector (AUDIO1)

19 GMB-945GC User Manual
Line In
Line Out
Mic In
AUDIO1