Polycom DOC2237A Instrukcja Użytkownika Strona 122
- Strona / 170
- Spis treści
- ROZWIĄZYWANIE PROBLEMÓW
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- Polycom MGC 50/MGC 100 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
- Scope of Manual 16
- Conventions 17
- List of Abbreviations 18
- Hardware Installation 21
- MGC-100 Hardware Installation 22
- Foam Block 23
- Wood Packing Case 23
- Screw mounting 25
- Secure with nut 25
- Figure 2-3: MCU Rack Mount 26
- Item #3 27
- NEBS Standard 28
- ALARMSCOM 1 29
- 10/100 Mbits 29
- AC Inlet 30
- Main Switch 30
- ISDN network 33
- IP+48 on the MGC+ rear panel 35
- MPI Box 36
- MGC-50 Hardware Installation 41
- Foam Blocks 42
- Mounting the MGC-50 on a Rack 43
- Mounting 45
- and T1-CAS network: 48
- ATM 155 t k 50
- MPIPRI-8 54
- First Entry IP Configuration 55
- Clocking 61
- System Architecture 63
- Backplane 64
- Information Flow 69
- MGC Manager Interface 71
- Power Supply Flow 71
- Hardware Description 73
- MGC-100 Components Location 74
- Main Control 78
- MGC-50 Components Location 79
- Main Control Module 82
- Control Unit Installation 85
- IP Configuration Change 86
- Hard Drive Operation 86
- Inserting the Hard Drive 87
- Removing the Hard Drive 87
- Hard Drive Limitations 88
- Control Bus 90
- Information Highway 91
- Powerplane 91
- Power Supply Module 92
- Power Supply Cord 93
- Power Module in the MGC-50 93
- Alarms Port 94
- Functional Modules 95
- • 12 channels at 128 96
- • 48 channels at 96
- • 96 channels at 96
- • T.120 standard card 98
- • T.120-24 card - 24 98
- Network Interface Module 103
- Block Diagram 105
- Module Port Capacity 108
- IP+ Port Capacities 111
- T1 ISDN line 114
- (23 channels) 114
- MUX Module 116
- MUX Module Architecture 118
- MUX+ Module 119
- MUX+ Card Properties 120
- MUX+ Port Capacity 121
- MUX+ Participant Move Options 123
- MUX+ Resource Report 124
- Audio Module (Standard) 125
- Audio Module Architecture 127
- Audio+ Module 128
- Audio+ Module Architecture 129
- Audio + Port Capacities 129
- Video Module (Standard) 131
- Video+ Module 132
- Data Module 134
- Input/Output Cards 135
- Figure 4-40: Music-IO card 138
- Greet and Guide Hardware Kit 139
- Top latch 140
- Bottom latch 140
- System Maintenance 145
- Controls and Indicators 146
- MGC Unit Rear Panel 151
- Corrective Maintenance 153
- Replacing a Functional Module 154
- Replacing the I/O Cards 154
- Replacing the Fuse 155
- (including the NEBS Unit) 155
- Troubleshooting 163
- Appendix A: Interfaces Pin 165
- Assignment 165
- LAN PIN Assignment 166
- Alarms Port Pin Assignment 166
- RS-232 Pin Assignment 167
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