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P0992639 01 Modular ICS Companion Installer Guide
Upgrading your system
Adding Companion to a mini, midi, maxi, or mega
system
On a mini system (non-expanded), only module 1 (ports 101
to 132) can be used for Companion base stations and/or
wireline sets. Module 2 is used for trunk modules only.
On a midi system (2- port expansion) ensure that Station
Modules 3, or 4, or both are available to connect Norstar sets
or base stations. base stations cannot be connected to any other
module.
On a maxi system (6-port expansion), ensure that the Station
Modules 7, or 8, or both are available to connect Norstar sets
or base stations. Base stations cannot be connected to any
other module.
Upgrading an RPI-8 to an RPI-16
Only distributors and authorized service personnel
are permitted to upgrade an RPI-8.
Do not power up the RPI until the installation is
complete. This includes the installation of base
station cross-connectors.
If you are adding extra lines for base stations, always
power down the RPI before you begin.