iPECS eMG80 - Page 37

iPECS eMG80
Hardware Description and Installation Manual Issue 1.3
30
Figure 4.5.2-1 MBUAD
The following are included on the MBUAD:
 4 CO Line interface circuits
 8 DKT interface circuits
 4 SLT interface circuits
 1 External Relay contact for LBC or general purpose
 1 Alarm detection circuit, External Page port, and External MOH port
 Internal MOH (13 music resources)
 Built-in VoIP channels (default 2 channels, maximum 8 channels with license)
 Built-in VM channel (default 2 channels, maximum 4 channels with license)
 Master Clock Generation & PLL circuit
 1 PFT circuit [CO1 connects to the last SLT port (STA12)]
 1 RS-232C Interface circuit
 1 LAN Interface & USB interface circuit
 PCM Voice Processing circuit (ACT2 - ASIC, voice switching, including DSP)
- PCM Tone Generation and PCM Gain Control
- Tone (DTMF/CPT/FAX) detection and CID Signal (FSK/DTMF/RUS CID)
detection
NOTE
Should AC Power fail, the last SLT port on MBU is connected, automatically to CO1.