Polycom DOC2237A Hardware Installation Manual page 67

Figure 3-5 shows the physical layout of the MGC-100 and how it interfaces
with the outside world.
H323 ISDN
Network Network
Network
CSU/PABX
MGC-100
I/O I/O
Card Card
Serial
equipment
Functional
Modules
MPI
Box
Supply
Figure 3-5: MGC-100 functional block diagram
MGC Hardware and Installation Manual
ATM
Workstations
I/O
RS232
Card
Floppy Disk
Main
CPU
Main
Hard Disk
Control
Module
ISDN ATM
H323
Network
Network Network
Interface Interface Interface
Power
Module
Power
Unit
Workstations
LAN
Ethernet RS232
LAN Serial
Interface
Interface
CPU Bus
Power Bus
Communication Bus
Information
MPI
Audio
MUX Video
Network
Module Module
Module
Interface
Power Power
Module Module
Power Plane
Alarms 120/230 V
Comm.
Controller
Data
Module
Fan
Module
3-5