Installing The Ethernet Connection; Connecting The Power Supply - 3Com VCX V7122 Installation Manual

18 C 2: I
HAPTER NSTALLING THE
Installing the
Ethernet Connection
Connecting the
Power Supply
V7122 M G
EDIA ATEWAYS
RJ-48c trunk connectors are wired according to
Figure 6 Pinout of RJ-48c Trunk Connectors
RJ-48c Connector and Pinout
1 2 3 4 5 6 7 8
1 = Rx Ring
2 = Rx Tip
4 = Tx Ring
5 = Tx Tip
Connect a standard Category 5 network cable to the Ethernet RJ-45 port
(located on the rear panel). Connect the other end of the Category 5
network cables to your IP network. Connect the other Ethernet port for
optional redundancy/backup. The Ethernet connectors (labeled Ethernet
1 and Ethernet 2) are wired according to the figure below.
When assigning an IP address to the V7122 using HTTP (see
IP Address Using HTTP), you may be required to disconnect this cable and
re-cable it differently.
Figure 7 Pinout of RJ-45 Connectors
RJ-45 LAN Connector and Pinout
1 2 3 4 5 6 7 8
1 = Tx+
2 = Tx-
3 = Rx+
6 = Rx-
For redundancy, it's recommended to connect each of the Ethernet
connectors to a different switch.
Connect the V7122 to the power supply using one of the following
methods:
Connecting AC Power Supply
To connect power when using a single AC power cable attach one end of
the supplied 100/240 VAC power cable to the rear AC socket and
connect the other end to the correct earthed AC power supply.
3, 6, 7, 8
not connected
body = shield
4, 5, 7, 8
not connected
Figure 6.
Assigning an