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7.5. Power Connector DC Jack (J32)
The mITX-SKL-H is designed to be supplied from a DC jack (J32). For more information on the input tolerance of the
+12 V and +24 V DC jack, see Chapter 4.8 Power Consumption.
The mITX-SKL-H can also be power by a standard 4-pin ATX+12 V supply, for more information see Chapter 8.1 Power
Connector 4-Pin ATX+12 V (J31).
Hot plugging of the power connectors is not allowed. Hot plugging might damage the board.
When connecting to the motherboard, turn off main supply to make sure all the power lines
are turned off.
Table 12: Pin Assignment DC Jack (J32)
Pin
Signal
1
+12 V to +24 V
2
SIG
3
+12 V to +24 V
4
GND
5
GND
S1
Shield
S2
Shield
S3
Shield
Signal Description
Signal
Description
Shield
SHIELD and GND are electrically connected
GND
Power Supply ground signal
Type
Note
PWR
O
NC
PWR
PWR
PWR
PWR
SHIELD and GND are electrically connected
PWR
SHIELD and GND are electrically connected
PWR
SHIELD and GND are electrically connected
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mITX-SKL-H – User Guide, Rev.1.1
// 38
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