Table 37: Signal Description - Kontron mITX-HSW-S User Manual

Pin Signal
2 Power Button +
3 NC
4
Power Button -
5 Power LED -
6
SM_ALERT#
7 BAT_LOW#
8 SMBus Data
9 GND
10 SMBus Clock

Table 37: 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 The 2-pin connector is for the system power button. Pressing the power button turns the system on
Button -/+
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.
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Note
mITX-HSW-S - User Guide, Rev. 1.1
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