Installation Manual

1027144–0001 Draft – Revision D.01
Installing IFL cables 4–5
RT installation
Figure 4-2 shows the IFL and required lightning arrestor. The
lightning arrestor is installed on the roof at the IFL building
penetration point.
Figure 4-2 shows how the IFL cable is installed in two segments
to accommodate the lightning arrestor:
• One segment from the IDU to the rooftop lightning arrestor
• One segment rom the lightning arrestor to the ODU
ODU
(not installed yet)
IFL
(cable
segment 2)
Lightning
arrestor
T0009001
IFL
(cable
segment 1)
Roof
IDU
(Not to scale)
Figure 4-2 IFL plan
Because the IFL cable is installed in two segments, it is cut and
terminated (with an N–type connector) in four locations, as shown
in figure 4-3.
N
ODU
IFL
Lightning
arrestor
T0009002
IFL
Roof
IDU
N
N
N
N
= N connector location
Figure 4-3 Four locations where N connectors are installed
4.4
Overview: IFL plan
IFL connections