MITX-DNV0 Series - User Guide, Rev. 1.2
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Pin
Signal
Note
2
Power
3
NC
4
Power Button -
5
Power LED -
6
SM_ALERT#
7
BAT_LOW#
8
SMBus Data
9
GND
10
SMBus Clock
Table 29: Signal Description
Signal
Description
Power LED -
/+
System Power LED. The power LED lights up when users turn on the system power, and blinks when
the system is in sleep mode.
Power
Button -/+
The 2-pin connector is for the system power button. Pressing the power button turns the system on
or puts the system in sleep or soft-off mode depending on the operating system settings. Pressing
the power switch for more than four seconds while the system turns from ON to OFF.
SM_ALERT#
System Management Bus Alert
SMBus Data
System Management Bus bidirectional data line
SMBus Clock
System Management Bus bidirectional clock line
BAT_LOW#
Battery low input. This signal may be driven low by external circuitry to signal that the system
battery is low. It also can be used to signal some other external power management event.
