User's Manual

Table Of Contents
1027144–0001 Revision D Maintenance 10–15RT installation
Environments where IFL cables 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 RT 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
N
ODU
IFL
Lightning
arrestor
T0009002
IFL
Roof
IDU
N
N
N
N
= N connector location
Figure 10-7 Disconnect N connectors at the
four locations shown here
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 4.