Modem-To-Switch If Interface Connection; Modem-To-Switch L-Band (Rx/Tx) If Interface Connection; Figure 4-2. Cdm-625 Modem-To-Switch L-Band If Connections - Comtech EF Data CRS-170A Installation And Operation Manual

CRS-170A L-Band 1:1 Redundancy Switch
Cables and Connections
4.2.3

Modem-to-Switch IF Interface Connection

EXAMPLE:
similarly, the Tx IF from 'Modem B' connects to the Tx IF port 'J6 Tx B' on the CRS‐170A.
The same logic applies for the Rx IF connections. It is important to note that failure to observe
this requirement will result in system malfunction.
4.2.3.1

Modem-to-Switch L-Band (Rx/Tx) IF Interface Connection

CEFD Part No.
CA/RF10453-4

Figure 4-2. CDM-625 Modem-to-Switch L-Band IF Connections

The Tx IF from ' Modem A' connects to the Tx IF port 'J5 Tx A' on the CRS‐170A;
Qty Description
4 RoHS-Compliant Cable – IF (Tx/Rx), 50Ω Type 'N', 4'
4–5
Revision 9
MN/CRS170A.IOM