
Chapter 1 Installing the Companion system 17
Business Communications Manager Companion Configuration Guide
If you distribute the RPIs around the site, the number and type of RPIs depend on where you place
them and how you power the base stations.
To determine how many base stations and how many PSUs you need for the number of base
stations, use the following table:
Mounting the RPI unit
When you mount the RPI unit, ensure you are following these guidelines before you start with
step 1 below:
• Leave a clearance of a minimum of 125 mm (5 in.) around the RPI to provide acceptable
ventilation and to prevent overheating.
• Leave a clearance of a minimum of 300 mm (12 in.) between two RPIs if you are installing
them above one another, to provide acceptable ventilation and to prevent overheating.
• Install RPIs a minimum of 300 mm (12 in.) from the ceiling.
1 Partially screw in two #10 50 mm (2 in.) screws using the keyholes in the back of the unit, at
the top, as a guide. Refer to the following figure.
Figure 3 RPI mounting holes
2 Open the cover with a screwdriver.
a On the latch on the right side of the unit, use the screwdriver to push in, and then down, to
release the latch.
Table 1 RPI Requirements
Base stations RPI-16 and RPI-8 required PSUs required
1–8 1 RPI-8 1 PSU
9–16 1 RPI-16 2 PSUs
17–24 1 RPI-16 and 1 RPI-8 3 PSUs
25–32 2 RPI-16 4 PSUs
325 mm
(13 in.)
25 mm
(1 in.)
50 mm
(2 in.)
300 mm
(12 in.)
Keyholes
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