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
Alarm Monitoring Connectivity Options
7-72 InterReach Fusion Installation, Operation, and Reference Manual
CONFIDENTIAL D-620610-0-20 Rev F
7.8.4 POTS Line Sharing Switch Connection
Using a line sharing switch, you can connect two or more modems to a single tele-
phone line.
Figure 7-56 OA&M Connection Using a POTS Line Sharing Switch
Modem
PSTN
Line Sharing Switch
Up to 4 modems
per Switch
Modem
Modem
Straight-through
modem cable (#4028-10)
Straight-through
modem cable
PC running
Software
Standard Browser
Standard phone cable
#4028-10
#140272-0
#140272-10
4- or 8-port
4-port: #240031-0
8-port: #240052-0