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Polycom DOC2238A Figure 3-4 shows the physical layout of the MGC+100 and how it interfaces with the outside world.

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Chapter 3 - System Architecture

3-4

Figure 3-4 shows the physical layout of the MGC+100 and how it interfaces with the outside world.

Figure 3-4: MGC+ unit functional block diagram

Hard

Disk

RS232

Main

CPU

Ethernet

External

Compact Flash

Serial

Inteface

CComm

and

C8M

CPU Bus

Control Bus

Information Highway

Control

Board I/O

Control

Board

Operator

Workstation

Functional

Modules

H323

Network

ISDN

Network

Audio

Module

Video

Module

Data

Module

MUX

Module

MPI

Network

Interface

Network

Interface

ISDN

Network

Interface

MPI

Box

DCE

+++

Contents

Main Page Table of Contents Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Hardware Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 System Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 Hardware Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 System Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1 Page Page Page Page MGC+ Unit Main Features 1-4 MGC+50/MGC+100 Specifications Table1-1 lists the specifications of the MGC+50 and the MGC+100 units. 1-5 1-6 MGC+ Control Unit Scope of Manual Conventions List of Abbreviations Installation and Configuration Workflow Page 2-1 Hardware Installation MGC+100 Hardware Installation Inspecting the MGC+/ReadiManager IAM Package Contents System Safety General Safety Precautions Rack Mount Safety Precautions Polycom MGC+/ReadiManagerReadiManager Precautions Unpacking and Positioning the MGC+100 Page Mounting the MGC+100 on a 23 Rack Page 2-8 Mounting the MGC+100 on a 19 Rack Page Page Installing the ReadiManager IAM in the MGC+ Unit Inspecting the MGC+ ReadiManager Server 2-12 MGC+ ReadiManager Installation 2-13 Page Page Page Connecting and Setting Up the MGC+100 Page Page Page MPI-4/8 Hardware Installation for the MGC+100 Chapter 2 - Hardware Installation 2-22 Figure 2-11: MPI Box rack mounting options POLYCOM In Out Page Page Page MGC+50 Hardware Installation Unpacking and Positioning the MGC+50 Page Mounting the MGC+50 on a Rack Page Page 2-31 POLYCOM Mounting Plate MPI Box Power Out Connecting and Setting Up the MGC+50 Page Page Page Page 2-37 MPI-4/8 Hardware Installation for the MGC+50 POLYCOM Figure 2-17: MPI Box mounting option MPI Box in 19" Rack Page Page Compact Flash Memory Use on the MGC+ Rescue Disk (pSOS) Swapping the Operating System (OS) MGC+ Software Installation and Configuration Initial ReadiConvene IAM Configuration First Entry MGC+ Control Unit (CU) IP Configuration Method 1 - Using a Compact Flash with the Updated LAN.CFG File: Page Page Method 2 - Using a Cross-over Cable and a Laptop to Connect to the MCU Properties button. Page Page Method 3 - Defining the IP address using a Keyboard and Mouse: Page Page Clocking System Architecture Page 3-3 Figure 3-3 describes the functional block diagram of the complete MGC+50. Rear Figure 3-3: MGC+50 components Backplane Front Figure 3-4 shows the physical layout of the MGC+100 and how it interfaces with the outside world. Figure 3-4: MGC+ unit functional block diagram 3-5 Information Flow Figure 3-5 shows the flow of information within the system. Figure 3-5: Signal flow process The MUX+ Module is not used with the H.323/SIP modules. Page Page Page Hardware Description 4-2 MGC+100 Components Location Page Page MGC+50 Components Location Page ReadiManager IAM Control Unit Page Backplane Control Bus Information Highway Powerplane Power Supply Module Power Module in the MGC+100 Power Module in the MGC+50 Power Supply Cord Circuit Breaker (AC Power) Fans Alarms Port Functional Modules 4-17 4-18 4-19 The Functional Modules are described in detail in the following segments. Net-2/Net-4/Net-8 or T1-CAS Network Interface Module Page Page IP+ Network Interface Module 4-24 Conferences that include SIP defined participants require IP+ cards from version 4.41. Module Port Capacity 4-25 IP+ Network Interface Module Architecture Figure 4-13: IP and IP+ Network Interface Module architecture The MPI-4/8 Network Interface Module 4-27 Figure 4-15: MPI box front panel Figure 4-16: MPI box rear panel 160-pin connector Converts data from four ports Single port connection Page Page Chapter 4 - Hardware Description 4-30 MPI Network Interface Module Architecture Figure 4-19: MPI-4/8 Network Interface module architecture MUX+ Module Page Page 4-34 MUX+ Participant Move Options From an encrypted conference to a non-encrypted conference or another encrypted conference. Page Page Audio+ Module Page Page Video+ Module Page Data Module Input/Output (I/O) Boards Page Page Page Page Page Page Page Page Page System Maintenance Chapter 5 - System Maintenance 5-2 Controls and Indicators MGC+ Unit Front Panel Figure 5-1: MGC+100 front panel MGC+ Page 5-4 5-5 Page Page Page Corrective Maintenance Replacing a Functional Module Replacing the I/O Cards of Functional Modules Replacing the Power Supply Modules on the MGC+100 Replacing the Power Supply Module on the MGC+50 Page Page Page Fan Replacement for the MGC+100 Fan Replacement for the MGC+50 Replacing the Main Control Module Replacing Compact Flash Accessories Replacing the Dongle Page Shutting Down the MGC+ 50/100 Troubleshooting A-1 Appendix A: Interfaces Pin Assignment PRI Port Assignment Page A-3 RS-232 Pin Assignment Appendix A: Interfaces Pin Assignment A-4 Serial Port Connectors Pin out Assignment Figure A-5: RS-449 Pin out (DB-37) Figure A-4: RS-530 Pin out (DB-25) A-5 Figure A-6: V.35 Pin out (M-34 Connector) Figure A-7: RS-366 Pin out (DB-25)