Comtech EF Data CRS-311 Installation And Operation Manual page 60

CRS-311 1:1 Redundancy Switch
Cables and Connections
Redundant Modem Connections:
•
From the CDM‐Qx/QxL connector labeled "Rx". to the CRS‐281x Switch Module
connector labeled "J5 Rx", and
•
From the CDM‐Qx/QxL connector labeled "Tx", to the CRS‐281x Switch Module
connector labeled "J6 Tx".
Figure 3-7. CDM-Qx IF Cabling Example – CRS-281 (70/140 MHz, 50Ω or 75Ω BNC)
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Revision 7
MN/CRS311.IOM