GE HC HP User Manual page 17

RFU Cable Connections
The RFU cable connectors are located on the bottom of the RFU, as shown in the following photo:
XPIC/RSL
The connections include the following:
XPIC/RSL
IF
Ground
Flexible Waveguide
GE MDS Intrepid-HC HP Installation Guide
IF
Ground
For XPIC functionality and radio signal monitoring.
Connects the RFU to the IDU.
Used for electrical ground.
Connects the RFU to the antenna.
Waveguide
1-11