Advantech ARK-2121F-U0A1E User Manual page 26

2.3.1.6 Power Input Connector
ARK-2121F comes with a two pin headers that carries 9 ~ 36 VDC external power
input.
Table 2.7: Power Connector Pin Assignments
Pin
1
2
2.3.1.7 Power ON/OFF Button
ARK-2121F comes with a Power On/Off button, that supports dual functions of Soft
Power-On/Off (Instant off or Delay 4 Second), and suspend.
2.3.1.8 LED Indicators
There are two LEDs on ARK-2121F's front that indicate system status: PWR LED is
for power status; and HDD LED is for HDD, and flash disk statuses.
ARK-2121F User Manual
Figure 2.8 Power Input Connector
Signal Name
GND
+9 - 36 VDC
Figure 2.9 Power Button
Figure 2.10 LED Indicators
14