Advantech PCA-6186 user manual ATX Power Control Connectors CN20, Reset CN18, HDD LED CN19

2.13.3 Reset (CN18)

Many computer cases offer the convenience of a reset button. Connect the wire from the reset button

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2.13.4 HDD LED (CN19)

You can connect an LED to connector CN19 to indicate when the HDD is active.

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2.13.5 ATX soft power switch (CN21)

If your computer case is equipped with an ATX power supply, you should connect the power on/off button on your computer case to CN21. This connection enables you to turn your computer on and off.

2.14 ATX Power Control Connectors (CN20 and 21)

CN20

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2.14.1ATX feature connector (CN20) and soft power switch connector (CN21)

The PCA-6186 can support an advanced soft power switch function if an ATX power supply is used. To enable the soft power switch function:

1.Take the specially designed ATX-to-PS/2 power cable out of the

PCA-6186's accessory bag.

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