Mitel 3300 ICP Hardware User's Manual page 197

250 User to 700 User System - 64 Compression Channels
250 user system (Release 3.0/3.1 chassis) upgrade to 700 user system with 64 channels of
compression.
This system uses the following existing modules:
• One RTC (3.0/3.1 133 MHz; 3.2/3.3 300 MHz)
• One E2T (3.0/3.1 133 MHz; 3.2/3.3 300 MHz)
• One Dual FIM Module
• One DSP Module (21061/21161) for telecom support
• One 64 Channel Echo Canceller
Add the following modules:
• One DSP Module (21061/21161) for telecom support
• Two DSP Modules (21161) for 64 compression channels
• One Dual FIM Module
• One 64 Channel Echo Canceller
Note: A second 64-channel Echo Canceller can be added, or the existing 64-channel
Echo Canceller can be replaced by a 128-channel Echo Canceller. If you choose to add
a second Echo Canceller, the controller must be operating on version 3.2 software. The
3.0/3.1 software does not support two 64 echo cancellers.
This provides:
• Eight DSP devices for telecom functions
Release 3.3
Install Upgrades and FRUs
189