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
Faults and Warnings
5-8 InterReach Fusion Installation, Operation, and Reference Manual
CONFIDENTIAL D-620610-0-20 Rev F
5.4 Faults and Warnings
Both fault and warning conditions are reported to the Fusion Hub where they are
stored. Only faults are indicated by the faceplate LEDs.
For more information, refer to Appendix C.
5.5 Remote Access Unit Specifications
NOTE: For system performance, it is important that you use only low loss,
solid copper center conductor CATV cable with quality F connectors that use
captive centerpin conductors. Refer to Appendix A for more information.
Table 5-5 Remote Access Unit Specifications
Specification Description
Dimensions (H W D)
54 mm × 286 mm × 281 mm
(2.13 in. × 11.25 in. × 11.13 in.)
Weight < 2.1 kg (< 4.6 lb.)
Operating Temperature –25° to +45°C (–13° to +113°F)
Non-operating Temperature –25° to +85°C (–13° to +185°F)
Operating Humidity, non-condensing 5% to 95%
RF Connectors One Type-F, female (CATV - 75 ohms)
One Type-N, female
a
(antenna 50 ohms)
a. Two type N female connectors for FSN-2-708519-1 and FSN-2-758519-1 RAUs
LED Alarm and Status Indicators Unit Status (1 pair):
• Link
• Alarm
Maximum Heat Dissipation (W) 50 typical, 64 max (from the Hub)
MTBF 211,600 hours (All Dual Band RAUs)
144,409 hours (800/900/1900 Tri-Band RAUs)