User`s manual
DA-681 Series Hardware User’s Manual Hardware Installation
PWR 1 PWR 2
+
L
+
L
N
N
NC
NC
Chasis Ground
Shielded Groud
Power 1
Power 2
+
L
N
+
L
N
When finished, press Power Switch button to start the system.
Power Switch
Reset Button
Pressing the Reset button initiates a hardware warm reboot. The button plays the same role as a
desktop PC’s reset button. After pressing the reset button, the system will reboot automatically.
During normal use, you should NOT use the Reset Button. You should only use this button if the
software is not working properly. To protect the integrity of data being transmitted or processed,
you should always reset the system from the operating system with the software reboot function.
Reset Button
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