User's Manual
Table Of Contents
- Title page
- Contents
- About this manual
- Safety information
- Ch 1 - Installation summary
- Ch 2 - Prerequisites
- Ch 3 - Installing mast mounts
- Ch 4 - Installing ODUs
- Ch 5 - Installing IFL cables
- Ch 6 - Indoor equipment
- Ch 7 - Commissioning HTs
- Ch 8 - Final steps
- Ch 9 - Troubleshooting
- Ch 10 - Maintenance
- App A - Acronyms
- App B - Standards compliance
- App C - Terminating IFL cables
- Index
1027145–0001 Revision E Maintenance 10–13Hub installation
Environments where IFLs are installed vary widely. Therefore, use
the general instructions below as guidelines.
If you need to replace the IFL:
1. Make sure the EMS operator has taken the HT out of
service.
2. Remove power from the IDU chassis power supply.
3. Disconnect all four IFL N connectors, as shown in
figure 10-7:
- 1 connector at the IDU
- 1 connector at the ODU
- 2 connectors at the lightning arrestor
Figure 10-7 Disconnect N connectors at the
four locations shown here
ODU
IFL
Lightning
arrestor
T0006013
IFL
Roof
IDU
N
N
N
N
N
= N connector location
4. Remove the two IFL cable segments:
- From IDU to the lightning arrestor
- From the lightning arrestor to the ODU
5. Install the replacement IFL cable according to the
instructions in chapter 5.