To Connect An Expansion Unit - Nortel BCM50 Installation And Maintenance Manual

Nortel networks telephone system installation and maintenance guide
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To connect an expansion unit

Note: Keycodes are required for the expansion ports to function. If you purchase a
keycode for one expansion port only, expansion/LAN port 2 (on the left) is active.
1
Locate the expansion cable that was supplied with the expansion unit.
If you do not have the expansion cable, you can use a shielded category 5e-compliant Ethernet
cable (maximum length of 10 m).
2
Plug one end of the expansion cable into the expansion port on the expansion unit.
3
Do one of the following (see
To connect the first expansion unit: Plug the other end of the expansion cable into
expansion/LAN port 2 on the main unit. This expansion unit is now designated as
Expansion 1 in Element Manager.
To connect the second expansion unit: Plug the other end of the expansion cable into
expansion/LAN port 3 on the main unit. This expansion unit is now designated as
Expansion 2 in Element Manager.
Note: When you plug an expansion unit into the correct port on the main unit, the
LEDs on the expansion unit port light up, while the LEDs on the main unit port go
out.
Figure 43 Connecting the expansion unit to the BCM50 Main Unit
Expansion unit 1
Chapter 9 Connecting the cables to the BCM50 system
Figure
43):
Main unit
Buses 5/6
Buses 7/8
Expansion unit 2
BCM50 Installation and Maintenance Guide
99

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