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Chapter 4 - Hardware Description

4-30

MPI Network Interface Module Architecture

Figure 4-19, “MPI-4/8 Network Interface module architecture” shows the

architecture for the MPI-4/8 Network Interface Module.

Figure 4-19: MPI-4/8 Network Interface module architecture

TDM Interface

TDM I/F

Card

Manager

Front

Panel

LEDs

Watch

Dog

HDLC Interface

Bit Rate I/F #1

Bit Rate I/F #2

PHYI/F

1 2 ... 105 106 107 108 109 110 111 112 113 114 115 ... 159 160

Polycom MGC+50/ 1
Trademark Information 2
Patent Information 2
Table of Contents 3
Before You Begin 9
Chapter 1 - Before You Begin 10
MGC+ Unit Main Features 11
MGC+50/MGC+100 Specifications 12
• Conference 14
• Channel 14
MGC+ Control Unit 15
Scope of Manual 16
Conventions 17
List of Abbreviations 18
Hardware Installation 21
MGC+100 Hardware Installation 22
System Safety 22
Rack Mount Safety Precautions 23
— ESD: +8 kV 24
Foam Block 25
Wood Packing Case 25
Screw mounting 27
19" Attachment Bar 28
Item #3 29
Item #4 30
Panel from the MGC+ Unit 34
Table 2-2 on page 2-12 36
ISDN network 40
Mounting 42
MPI-8 MPI-8 45
MGC+50 Hardware Installation 46
Mounting the MGC+50 on a Rack 48
and T1-CAS network: 55
MPI Box 57
LED is flashing 60
Rescue Disk (pSOS) 61
• LAN.CFG File 63
• Cross over cable 63
• Keyboard and mouse 63
, click the 66
Properties button 66
Boot File 70
Clocking 72
System Architecture 73
Information Flow 77
MGC+ Manager Interface 79
Power Supply Flow 79
Hardware Description 81
MGC+100 Components Location 82
MGC+50 Components Location 85
ReadiManager IAM 87
Control Unit 88
Control Bus 91
Information Highway 92
Powerplane 92
Power Supply Module 93
Power Module in the MGC+50 94
Power Supply Cord 94
Circuit Breaker (AC Power) 94
Alarms Port 95
Functional Modules 96
• Audio+24/48 - 24/ 97
• Audio+48/96 - 48/ 97
• Audio+12/24 - 12/ 97
• T.120-12 standard 98
• T.120-24 card - 24 98
Backplane 102
IP+ Network Interface Module 103
Module Port Capacity 104
T1 ISDN line 108
(23 channels) 108
MUX+ Module 111
MUX+ Card Properties 112
MUX+ Port Capacity 113
MUX+ Participant Move Options 114
MUX+ Resource Report 115
Audio+ Module 117
Audio+ Module Architecture 118
Audio+ Port Capacities 118
Video+ Module 120
Video+ Module Architecture 121
Data Module 122
Input/Output (I/O) Boards 123
Audio+ Music I/O Card 127
Music I/O card 128
MUX+ Video Slides 131
System Maintenance 133
Controls and Indicators 134
MGC+ Unit Rear Panel 139
AC Inlet 140
Main Switch 140
Corrective Maintenance 141
Replacing a Functional Module 142
• Compact Flash 128MB Disk 150
Product warranty will 151
Verifying the Dongle 152
Shutting Down the MGC+ 50/100 153
Troubleshooting 154
Appendix A: Interfaces Pin 155
Assignment 155
LAN PIN Assignment 156
Alarms Port Pin Assignment 156
RS-232 Pin Assignment 157

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