Telephone System Installation and Maintenance Guide

Chapter 9 Connecting the cables to the BCM50 system 101
BCM50 Installation and Maintenance Guide
Figure 44 Connect a UPS
If your BCM50 system does not have a UPS, proceed to “To connect a power supply without a
UPS”.
To connect a power supply using a UPS
1 Mount the UPS within 1.5 meters (5 feet) of the BCM50 units.
The UPS must be close enough to the BCM50 units that the power supply can be connected to
both the UPS and the BCM50 units.
2 Plug one end of the USB cable into the USB port on the UPS.
For information about the location of the ports on the UPS, refer to the UPS documentation.
3 Plug the other end of the USB cable into the USB hub.
4 Plug one end of the second USB cable into the USB hub.
5 Plug the other end of the second USB cable into the USB port on the main unit.
6 Plug the UPS power cord into the ac power source (wall outlet).
7 Proceed to “Connecting the lines and extensions” on page 102.
To connect a power supply without a UPS
1 Unpack the new power supply.
2 Check the power supply for damage. If you find any damage, contact your Nortel
representative.
3 Rotate the retention clip so the power outlet is open.
4 Plug the power supply cord into the BCM50 unit.
Warning: Do not use the power supply if the power supply cord or power supply
cable is damaged.
Main unit
Power supply
USB hub
UPS
USB cable