Line In, Line Out, Mic In Connector (Audio1) - Advantech AIMB-270 User Manual

should be connected to pin 4-5.
There are 3 modes for the power supply connection. The first is "ATX power mode";
the system turns on/off by a momentary power button. The second is "AT Power
Mode"; the system turns on/off via the power supply switch. The third is another "AT
Power Mode" which makes use of the front panel power switch. The power LED sta-
tus is indicated in the following table:
Table 2.2: ATX power supply LED status (No support for AT power)
Power mode
PSON1
(on back plane)
jumper setting
System On
System Suspend
System Off
2.9

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

AIMB-270 User Manual
LED
(ATX Power Mode)
(On/off by
momentary button)
pins 2-3 closed
On
Fast flashes
Slow flashes
3
4
1
2
LED
(AT power Mode)
(On/off by switching
power supply)
pins 1-2 closed
On
Fast flashes
Off
18
LED
(AT power Mode)
(On/off by front
panel switch)
Connect pins 1 & 2 to
panel switch via cable
On
Fast flashes
Off
Line In
Line Out
Mic In