Mitel 3300 ICP Hardware User's Manual page 192

3300 ICP Hardware User Guide
• 64 Channels of Echo Cancellation
• 2 External FIM connections
• Four ASU connections (CIM ports)
The four external FIM connections are for providing connectivity for up to four Peripheral Units
or up to eight NSUs.
Note that there are two T1/E1 links per NSU.
To add 64 compression channels to a 250 user system (Release 3.0/3.1 chassis):
The old Release 3.0/3.1 chassis:
1. Remove the cover.
2. Remove and keep the Sys ID Module.
3. Remove and keep the Hard Drive.
The new Release 3.2 chassis:
1. Remove the cover.
2. Install the two DSP Modules (Slot 3 and Slot 4).
3. Install the Sys Id Module that you removed from the 3.0/3.1 chassis.
4. Install the Hard Drive that you removed from the 3.0/3.1 chassis.
5. Replace the cover.
Note: Some controllers in release 3.0 had the DSP installed in Slot 6. This DSP should
be moved to Slot 8 before installing the compression DSP in Slot 3.
184 Release 3.3