User's Manual
Table Of Contents
- SECTION 1 General Information
- SECTION 2 InterReach Fusion System Description
- SECTION 3 Fusion Main Hub
- SECTION 4 Fusion Expansion Hub
- SECTION 5 Remote Access Unit
- SECTION 6 Designing a Fusion Solution
- 6.1 Overview
- 6.2 Downlink RSSI Design Goal
- 6.3 Maximum Output Power per Carrier
- 6.3.2 700 MHz (Upper C)
- 6.4 System Gain
- 6.5 Estimating RF Coverage
- 6.6 Link Budget Analysis
- 6.6.1 Elements of a Link Budget for Narrowband Standards
- 6.7 Optical Power Budget
- 6.8 Connecting a Main Hub to a Base Station
- 6.8.1 Uplink Attenuation
- 6.8.2 RAU Attenuation and ALC
- SECTION 7 Installing Fusion
- 7.1 Installation Requirements
- 7.1.2 Cable and Connector Requirements
- 7.1.3 Distance Requirements
- 7.2 Safety Precautions
- 7.2.1 Installation Guidelines
- 7.2.2 General Safety Precautions
- 7.2.3 Fiber Port Safety Precautions
- 7.3 Preparing for System Installation
- 7.3.1 Pre-Installation Inspection
- 7.3.2 Installation Checklist
- 7.3.3 Tools and Materials Required
- 7.3.4 Optional Accessories
- 7.4 Fusion Installation Procedures
- 7.4.1 Installing a Fusion Main Hub
- 7.4.3 Installing RAUs
- 7.4.4 Configuring the System
- 7.5 Splicing Fiber Optic Cable
- 7.6 Interfacing the Fusion Main Hub to an RF Source
- 7.6.1 Connecting a Single Fusion Main Hub to an RF Source
- 7.7 Connecting Contact Alarms to a Fusion System
- 7.8 Alarm Monitoring Connectivity Options
- 7.8.1 Direct Connection
- 7.8.5 Ethernet RF Modem
- SECTION 8 Replacing Fusion Components
- SECTION 9 Maintenance, Troubleshooting, and Technical Assistance
- APPENDIX A Cables and Connectors
- APPENDIX B Compliance
- APPENDIX C Faults, Warnings, Status Tables for Fusion, Fusion Wideband, Fusion SingleStar
CONFIDENTIAL
InterReach Fusion Installation, Operation, and Reference Manual 3
D-620610-0-20 Rev F
6.6.2 Narrowband Link Budget Analysis for a
Microcell Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-29
6.6.3 Elements of a Link Budget for CDMA Standards . . . . . . . . 6-31
6.6.4 CDMA Link Budget Analysis for a Microcell Application . 6-34
6.6.5 Considerations for Re-Radiation (Over-the-Air) Systems . . 6-37
6.7 Optical Power Budget . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-38
6.8 Connecting a Main Hub to a Base Station . . . . . . . . . . . . . . 6-39
6.8.1 Uplink Attenuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-39
6.8.2 RAU Attenuation and ALC . . . . . . . . . . . . . . . . . . . . . . . . . . 6-40
6.8.2.1 Using the RAU 10 dB Attenuation Setting . . . . . . . . . 6-41
6.8.2.2 Using the Uplink ALC Setting . . . . . . . . . . . . . . . . . . 6-42
SECTION 7 Installing Fusion . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
7.1 Installation Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
7.1.1 Component Location Requirements . . . . . . . . . . . . . . . . . . . . 7-2
7.1.2 Cable and Connector Requirements . . . . . . . . . . . . . . . . . . . . 7-2
7.1.3 Distance Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
7.2 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
7.2.1 Installation Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
7.2.2 General Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
7.2.3 Fiber Port Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
7.3 Preparing for System Installation . . . . . . . . . . . . . . . . . . . . . . 7-6
7.3.1 Pre-Installation Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6
7.3.2 Installation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6
7.3.3 Tools and Materials Required . . . . . . . . . . . . . . . . . . . . . . . . . 7-8
7.3.4 Optional Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
7.4 Fusion Installation Procedures . . . . . . . . . . . . . . . . . . . . . . . 7-10
7.4.1 Installing a Fusion Main Hub . . . . . . . . . . . . . . . . . . . . . . . . 7-11
7.4.2 Installing Expansion Hubs . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-25
7.4.3 Installing RAUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
7.4.3.1 Troubleshooting Using RAU LEDs
During Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-35
7.4.3.2 Installing RAUs in a Multiple Operator System . . . . . 7-36
7.4.4 Configuring the System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36
7.5 Splicing Fiber Optic Cable . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43
7.6 Interfacing the Fusion Main Hub to an RF Source . . . . . . . . 7-45
7.6.1 Connecting a Single Fusion Main Hub to an RF Source . . . 7-45
7.6.2 Connecting Multiple Fusion Main Hubs to an RF Source . . 7-50
7.7 Connecting Contact Alarms to a Fusion System . . . . . . . . . 7-55
7.7.1 Alarm Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-56
7.7.2 Alarm Sense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-59
7.7.3 Alarm Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-60
7.8 Alarm Monitoring Connectivity Options . . . . . . . . . . . . . . . 7-61
7.8.1 Direct Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-61
7.8.2 Modem Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-62