6 cabling to the cdm-760 or cdm-750 – Comtech EF Data CRS-170A User Manual

Page 103

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

MN/CRS170A.IOM

Cables and Connections

Revision 13

5–33

5.6 Cabling to the CDM-760 or CDM-750

1)

For information on the CDM-760 or CDM-750’s 1:1 auto-enable functionality,

see:

Chapter 4. MODEM and SWITCH CONFIGURATION

CDM-760 Advanced High-Speed Trunking Modem Installation and Operation

Manual (CEFD P/N MN-CDM760)

CDM-750 Advanced High-Speed Trunking Modem Installation and Operation

Manual (CEFD P/N MN-CDM750)

2)

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

Appendix A. CABLE DRAWINGS.

5.6.1 CRS-170A CDM-760/-750 Control and IF Interface Connections

Using Cabling Kit KT-0000160

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

5.6.2 for CDM-760/-750 terrestrial data interface configuration and connection

examples and details.

You must use the Comtech EF Data KT-0000160 1:1 Redundancy Control/IF Interface Cabling Kit

(Sect. 5.2.1) for your control and L-Band Unit-to-Switch cabling connections. See Sect. 5.6.1.1

for details about the CDM-760/-750 Modem-to-Switch Control Interface connection, and Sect.

5.6.1.2 for details about the CDM-760/-750 Modem-to-Switch IF Interface connections.

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

connections correctly.

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