10 cabling to the cdm-700 – Comtech EF Data CRS-170A User Manual

Page 135

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CRS-170A L-Band 1:1 Redundancy Switch

MN/CRS170A.IOM

Cables and Connections

Revision 13

5–65

5.10 Cabling to the CDM-700

1)

For information on configuring the CRS-170A L-Band 1:1 Redundancy Switch with

the CDM-700 Satellite (L-Band) Modems for 1:1 operation, see:

Chapter 4. MODEM

AND

SWITCH

CONFIGURATION

CDM-700 Satellite Modem Installation and Operation Manual

(CEFD P/N MN/CDM700.IOM)

2)

For information on the cables and cable assemblies specified in this section, see

Appendix A. CABLE DRAWINGS.

5.10.1 CRS-170A CDM-700 Connections Using Control and IF Interface

Cabling Kit KT/12551

You must order terrestrial data interface components/kits separately. See Sect.

5.10.2 for CDM-700 terrestrial data interface configuration and connection examples

and details.

You must use the Comtech EF Data KT/12551 1:1 Redundancy Control/IF Interface Cabling Kit

(Sect. 5.2.2) for your control and L-Band Unit-to-Switch cabling connections. See Sect. 5.10.1.1

and Figure 5-52 for the CDM-700 Modem-to-Switch Control Interface connection details. See

Sect. 5.10.1.2 for the CDM-700 Modem-to-Switch IF Interface connections details. The table

included with each figure lists the items you will need from the KT/12551 kit for your initial

setup.

CAUTION – It is ESSENTIAL that you make the control and the IF Rx and Tx

connections correctly.

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