ARK-1124 User Manual 14
2.4 ARK-1124H External I/O
2.4.1 Power On/Off Button
ARK-1124H has a Power On/Off button with LED indicators on the front side that
show On status (Green LED) and Off/Suspend status (Orange LED). The Power but-
ton supports dual functions: Soft Power -On/Off (Instant off or Delay 4 Seconds then
off) and Suspend.
Figure 2.8 Power On/Off Button
2.4.2 Power Input Connector
ARK-1124H comes with a DC-Jack header that carries 12 VDC external power input.
Figure 2.9 Power Input Connector
2.4.3 Ethernet Connector (LAN)
ARK-1124H is equipped with two Ethernet controllers that are fully compliant with
IEEE 802.3u 10/100/1000 Mbps CSMA/CD standards. LAN1, LAN2 are all equipped
with i210 Ethernet controller. The Ethernet port provides a standard RJ-45 jack con-
nector with LED indicators on the front side to show its Active/Link status (Green
LED) and Speed status (Yellow LED).
Figure 2.10 Ethernet Connector (LAN)
Table 2.2: Ethernet Connector (LAN)Pin Definition
Pin 10/100/1000 Mbps Signal Name
1 BI_DA+(GHz)
2 BI_DA-(GHz)
3 BI_DB+(GHz)
4 BI_DC+(GHz)
5 BI_DC-(GHz)
6 BI_DB-(GHz)
7 BI_DD+(GHz)
8 BI_DD-(GHz)
H3 GND
H4 GND
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