Connection layout
The following table lists the connections that are available on the conference phone.
Figure 2: Connection layout on Avaya B189 Conference IP Phone
Callout number
Description
1 Left side expansion microphone port
2 USB Connection
Note: This connection is reserved for future use.
3 RJ 45 Network connection socket
4 Right side expansion microphone port
5 Daisy chain connection socket
Connection layout
Using Avaya B189 Conference IP Phone January 2014 11