User Manual

UC-2100 Series Hardware Connection Description
3-3
ATTENTION
A shielded power cor
d is required to meet FCC emission limits and also to prevent interference with
nearby
radio and television reception. It is essential that only the supplied power cord be used.
You are cautioned that changes or modifications not expressly approved by the p
arty responsible for
compliance could void your authority to operate the equipment.
Connecting to the Console Port
The UC-2100’s console port is a 4-pin pin-header RS-232 port located on the top panel of the case. It is
designed for serial console terminals, which are useful for identifying the boot up message, or for debugging
when the system cannot boot up.
Serial Console Port & Pinouts Serial Console Cable
Pin Signal
1 TxD
2 RxD
3 NC
4 GND
Connecting to the Network
The Ethernet ports are located on the top or bottom panel of the UC-2100 computers. The pin assignments for
the Ethernet port are shown in the following figures. If you are using your own cable, make sure that the pin
assignments on the Ethernet cable connector match the pin assignments on the Ethernet port.
The LED indicator on the upper right corner glows
a solid green color
when the computer establishes a connection with a 100 Mbps
Ethernet network.
The
LED will flash on and off when Ethernet packets are being
transmitted or received.
Pin Signal
1 ETx+
2 ETx-
3 ERx+
4 –
5 –
6 ERx-
7 –
8 –
The LED indicator in the upper left corner glows a
solid orange color
when the computer establishes a connection with a 10 Mbps
Ethernet network.
The
LED will flash on and off when Ethernet packets are being
transmitted or received.
For the UC-2112 model, refer to the following Gigabit Ethernet pin definitions.
The LED indicator in the upper
left corner glows
a solid green color
when the computer establishes a connection with a 100 Mbps
Ethernet network. The
LED will flash on and off when Ethernet
packets
are being transmitted or received.
Pin Signal
1 MDI0+
2 MDI0-
3 MDI1+
4 MDI2+
5 MDI2-
6 MDI1-
7 MDI3+
8 MDI3-
The LED indicator in the upper
right corner glows a solid orange
color when the computer establishes a connection with a 1000 Mbps
Ethernet network. The
LED will flash on and off when Ethernet
packets
are being transmitted or received.