Instruction 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
- SECTION 7 Installing Fusion
- SECTION 8 Replacing Fusion Components
- SECTION 9 Maintenance, Troubleshooting, and Technical Assistance
- APPENDIX A Cables and Connectors
- A.1 75 Ohm CATV Cable
- A.2 Fiber Optical Cables
- A.3 Coaxial Cable
- A.4 Standard Modem Cable
- A.5 TCP/IP Cross-over Cable
- A.6 DB-25 to DB-9 Null Modem Cable
- APPENDIX B Compliance
- B.1 Fusion System Approval Status
- B.2 Human Exposure to RF
- APPENDIX C Faults, Warnings, Status Tables
- C.1 Fault Messages Reported by Hubs
- C.2 Faults Reported for System CPU
- C.3 Faults for RAUs
- C.4 Warning/Status Messages for Hubs
- C.5 Warning/Status Messages for System CPUs
- C.6 Warning /Status Messages for RAUs
Troubleshooting
9-10 InterReach Fusion Installation, Operation, and Reference Manual
CONFIDENTIAL D-620TBD-0-20 Rev A
NOTE: When you power cycle the Expansion Hub the UL STATUS LED should be
green for approximately 90 seconds before it turns red. If it isn’t, replace the Expan-
sion Hub.
Table 9-4 Troubleshooting Expansion Hub Status LEDs During Normal
Operation
During
Normal
Operation
Expansion
Hub
Status
LEDs State Action Impact
At Any Time
UL STATUS
Red Check uplink fiber for optical loss.
Power cycle Expansion Hub one
time to check uplink laser.
No communications between the Main
Hub and the Expansion Hub.
Uplink laser failure.
DL STATUS
Red Check the downlink fiber for opti-
cal loss
No communications with the Main Hub.
E-H
STATUS
Red If either the UL STATUS or the DL
STATUS
are also red, see above.
Cycle power on the Expansion
Hub. If fault remains, replace the
Expansion Hub.
Internal Expansion Hub fault (including
either of the above
UL STATUS or DL
STATUS
states).