57
B. For the backplanes with ATX power supply
connector
For some SBC without ATX power ON/OFF function, then you
can control the ATX power supply through backplane’s PS ON
connector. Refer to the figure below: for the backplanes with ATX
connector, the connection can be made simply as following:
1. Connect the ON/OFF (ordinary one) switch to Pin 2 (PS ON) and
Pin 3 (GND) of connector CN2
2. You may now turn the power ON/OFF by the power switch
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