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ARK-2250 User Manual
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2.3.1.6
USB 2.0 Connector
ARK-2250 provides two USB interface connectors. The USB 5, 6 connectors are
used to connect any device that conforms to the USB interface. Most digital devices
conform to this standard. The USB interface supports Plug and Play capabilities.
Figure 2.8 USB 2.0 Connector
2.3.1.7
Ethernet Connector (LAN)
ARK-2250 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
an Intel i219/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 2.9 Ethernet Connector (LAN)
Pin
Signal name
Pin
Signal name
1
VCC
2
USB_data-
3
U
4
GND
Pin
10/100/1000 BaseT Signal Name
1
TX+
2
TX-
3
RX+
4
MDI2+
5
MDI2-
6
RX-
7
MDI3+
8
MDI3-
