3com 3CNJ90 Manual De Usuario
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Appendix C: Setting up the Power Supply
9
2) Using a Multi-port Ethernet Power Supply
To use a multi-port Ethernet power supply, you must connect the
power supply to your network, as shown in figure 6 on page 9.
The multi-port Ethernet power supply from 3Com connects to an
The multi-port Ethernet power supply from 3Com connects to an
existing Ethernet or Fast Ethernet infrastructure with standard Cate-
gory 5 or Category 5e UTP cabling, and powers up to 24 NJ90 Net-
work Jacks.
Figure 6 - Using a Multi-port Ethernet Power Supply
3) Using a Single-port Ethernet Power Supply
To use a single-port Ethernet power supply, connect the power
supply to the network hub or switch and to the NJ90, as shown in
figure 7.
To network
hub/switch
Wiring closet
Multi-port Ethernet
power supply
power supply
Network
switch
To
Network
Jack
Network
Jack