Motorola SG2-DRT-3X Instrucciones de operaciones Pagina 5
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ii Contents
SG2440 Installation and Operation Manual
Single Combined and Redundant Single Combined Return.............................................................................................3-12
Split Return with Analog and 1X Digital Transmitters .......................................................................................................3-14
Split Return with a 2X TDM Digital Transmitter ..................................................................................................................3-15
Split Redundant Return with 2X Digital Transmitters ........................................................................................................3-17
Segmented Return with 2X Digital Transmitters ................................................................................................................3-19
Powering the Node .........................................................................................................................................................................3-21
Power Supply Settings..........................................................................................................................................................3-23
Single Power Supply or Commonly Powered Redundant Supplies.................................................................................3-24
Individually Powered Supplies.............................................................................................................................................3-24
Manual Gain Control and Thermal Control ..................................................................................................................................3-25
Manual Gain Control..............................................................................................................................................................3-25
Thermal Control, Model TCU ................................................................................................................................................3-25
Section 4
Optical Modules
SG2440 Optical Modules..................................................................................................................................................................4-1
Installing SG2440 Optical Modules........................................................................................................................................4-1
Removing SG2440 Optical Modules ......................................................................................................................................4-2
Cleaning the Optical Connector.............................................................................................................................................4-2
SG2-R/* Optical Receiver .................................................................................................................................................................4-3
SG2-FPT Optical Transmitter ..........................................................................................................................................................4-7
SG2-EIFPT Optical Transmitter .......................................................................................................................................................4-8
SG2-DFBT Optical Transmitter........................................................................................................................................................4-9
SG2-DFBT/3 Optical Transmitter...................................................................................................................................................4-10
DS-SG2-DRT/A Digital Return Transmitter...................................................................................................................................4-11
DS-SG2-DRT-2X/A Digital Return Transmitter.............................................................................................................................4-13
Status Monitoring ...........................................................................................................................................................................4-16
Manual Control Board ....................................................................................................................................................................4-17
Ingress Control ...............................................................................................................................................................................4-19
Section 5
Installation
Splicing Fiber....................................................................................................................................................................................5-1
Strand Wire Mounting ......................................................................................................................................................................5-3
Coaxial Cables ..................................................................................................................................................................................5-5
Fiber Cables ......................................................................................................................................................................................5-5
- STARLINE 1
- Contents 4
- Optical Modules 5
- Installation 5
- Specifications 6
- Torque Specifications 6
- Abbreviations and Acronyms 6
- Figures 6
- Contents v 8
- Introduction 9
- Figure 1-2 10
- SG2440 — open 10
- Using this Manual 11
- Related Documentation 11
- Document Conventions 12
- If You Need Help 12
- Calling for Repairs 12
- Introduction 1-5 13
- Overview 14
- Housing 15
- Port Locations 16
- Gaskets 17
- Network Monitoring 18
- Options and Accessories 18
- Electronics Package 19
- Return Band 20
- Figure 2-4 21
- Signal flow diagram 21
- Configuration 22
- 2-10 Overview 23
- Station Tilt (SG2440-XX*) 24
- Figure 2-7 25
- Overview 2-13 26
- Reserve gain set for 2 dB 27
- Overview 2-15 28
- Figure 2-10 29
- SG2-PS power supply 29
- Bench Setup and Operation 30
- Forward Path Configuration 31
- Standard Forward 32
- Standard Forward Redundant 34
- Forward Segmented 36
- Figure 3-10 38
- Figure 3-11 38
- Frequency band split board 38
- Return Path Configuration 40
- Transmitter to node 45
- Second RF input cable 45
- Figure 3-19 46
- Figure 3-20 46
- DRT 1 cable 47
- DRT 2 cable 47
- Powering the Node 50
- Power Supply Settings 52
- Power supply 1 53
- Power supply 2 53
- Primary ac 53
- Secondary ac 53
- 4-2 Optical Modules 56
- SG2-R/* Optical Receiver 57
- Feature Description 58
- Optical Receiver 59
- Figure 4-4 60
- SG2-FPT Optical Transmitter 61
- 4-8 Optical Modules 62
- SG2-DFBT Optical Transmitter 63
- 4-10 Optical Modules 64
- DS-SG2-DRT/A 65
- 1310 DFB 65
- Figure 4-11 67
- DS-SG2-DRT-2X/A 67
- Figure 4-12 67
- Figure 4-13 69
- Status Monitoring 70
- Manual Control Board 71
- Description Function 72
- Ingress Control 73
- 5-2 Installation 75
- Strand Wire Mounting 76
- 5-4 Installation 77
- Coaxial Cables 78
- Fiber Cables 78
- 5-6 Installation 79
- Installation 5-7 80
- A-2 Specifications 82
- Specifications A-3 83
- Parameter Specification 84
- Specifications A-5 85
- Abbreviations and Acronyms-2 88
- 495166-001 89
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