ARK-1124 User Manual 22
2.5.9 Antenna Hole
ARK-1124U reserves four antenna holes for wireless antenna installation. Each of
antenna hole mark “ANT” to let antenna hold easy to be recognized.
Figure 2.25 Antenna Hole
2.6 ARK-1124C External I/O Connector
2.6.1 Power On/Off Button
ARK-1124C 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 2.26 Power On/Off Button
2.6.2 Power Input Connector
ARK-1124C comes with a DC-Jack header that carries 12 VDC external power input
Figure 2.27 Power Input Connector
2.6.3 Ethernet Connector (LAN)
ARK-1124C is equipped with one Ethernet controllers that are fully compliant with
IEEE 802.3u 10/100/1000 Mbps CSMA/CD standards. LAN1 is equipped with i210
Ethernet controller. The Ethernet port provides a standard RJ-45 jack connector with
LED indicators on the front side to show its Active/Link status (Green LED) and
Speed status (Yellow LED).
Figure 2.28 Ethernet Connector (LAN)
Table 2.12: 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)
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