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You can connect an external switch to easily reset your computer.
The following table shows the pin assignments.
1
The thermal alarm connector (JP2) allows the user to connect an
alarm indicator LED on the case.
Pin
1
2
The SBC-551/552 core logic chipset is SiS 5598 which has built-in
VGA adapter. You can disable the internal VGA functions by
setting JP3.
1
3
5
*default
16
SBC-551/552 User Manual
Normal
2
Signal
3.3V (Alarm out)
GND
Enable*
2
4
6
Reset
1
2
Disable
1
2
3
4
5
6
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