Comtech EF Data CDM-740, Инструкция по установке и эксплуатации

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CDM-740 Advanced Satellite Modem Revision 0
Introduction MN-CDM740
1–4
1.3 Features
1.3.1 Physical Description
The CDM-740 Advanced Satellite Modem is constructed as a 1RU-high rack-mounting chassis,
which can be free-standing if desired. Rack handles at the front to facilitate removal from and
placement into a rack.
The CDM-740 is comprised of two printed circuit board assemblies. All operational upgrades and
enhancements are afforded via remote firmware upgrade.
1.3.2 Compatibility
The CDM-740 Satellite modem transmits industry standard TPC interoperable with Comtech EF
Data’s CDM-570/L, CDM-562L, and CDM-564/L modems up to 9.98 Mbps. The receive side
supports DVB-S/S2 operation at L-Band up to 62 Msps, and is compatible with Comtech EF
Data’s CDM-710 Broadcast Satellite Modulator for CCM operation, or Comtech EF Data’s
Radyne DM240XR Digital Video Broadcast Modulator for CCM and VCM operation.
1.3.3 Major Assemblies
Assembly Description
PL-0000591 Chassis - AC
PL-0000492 PCB Main Board and Modem Card
PL-0000344 Turbo Product Code Card