Major features
- Main system processor, two networks, two backup machines
- Provides non-blocking 4Kx4K time slot exchange
- Provides 64 digital signal sources
- Provides 128-party conferencing
- Provides continuous clocking during power outages
- Provides a microprocessor capable of storing a certain number of voice recordings
- Provides 3 clock levels required by the server system, with 3 operating modes: free vibration, follow-up, and hold-up.