Onlogic HX401 Product Manual page 25

USB 2.0 Header
The on-board USB 2.0 header provides a single USB 2.0 signal. It utilizes a WR-WTB 4-pin 1.25mm
pitch male pin connector with the pin configuration in the chart below. The 5V power pin (Pin 1) can
provide up to 1A of current.
Power Input Header
Mainboard power can be applied to the Helix platform by way of OnLogic ADP124 Power Terminal
Card. The system is operational from 12V~24V. The maximum rated current of the connector is 3A
per pin with a pitch of 2.54mm. Use the Onlogic ADP124 Power Terminal Card with validated
functionality and the operational current. See below for connector pinout.
USB 2.0 header pinout
Motherboard power input pinout
Pin Function
1 5V
2 D0-
3 D0+
4 GND
Pin Function
1,3,4,5
DC -
6,7,8
10,11,12,13
DC +
,14,15,16
2 SW+
9 (Key)
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