Features; Physical Description; Standard Hardware; Standard Assemblies - Comtech EF Data CDM-840 Installation And Operation Manual

CDM-840 Remote Router
Introduction
1.3

Features

1.3.1

Physical Description

The CDM-840 Remote Router is constructed as a 1RU-high rack-mounting chassis, which can be
free-standing if desired. Handles at the front to facilitate removal from and placement into a rack.
The unit uses a single printed circuit board assembly for high reliability. All operational upgrades
and enhancements are afforded via remote firmware upgrade.
1.3.1.1

Standard Hardware

•
50Ω L-Band (950 - 2150 MHz)
•
100–240 VAC Primary Input Power Supply
1.3.1.2

Standard Assemblies

Assembly
PL-0000712
PL-0000714
FS-0000030
1.3.1.3

Optional Hardware

•
48V DC Primary Input Power Supply
•
24V DC BUC 90 Watt Power Supply (AC Input or DC Input versions)
•
48V DC BUC 150 Watt Power Supply (AC Input or DC Input versions)
•
Rear-Mounting (back of rack) Support Brackets Kit (See Sect. 2.2.1 for details)
1.3.1.4

Optional Assemblies

Assembly
PL-0000881
PL-0000883
KT-0000168
1.3.2

Compatibility

The CDM-840 transmits VersaFEC interoperable with Comtech EF Data's CDD-880 Multi-
Receiver Router. The receive side supports DVB-S2 operation at L-Band up to 62 Msps, and is
compatible with Comtech EF Data's CDM-800 Gateway Router for CCM operation.
Description
CDM-840 Base Chassis Assembly
CDM-840 PCB Assembly
Cartridge Fuse, 2.5A 250VAC 5x20mm Slow Blo fuse, 213 series
Description
CDM-840 100-240V AC unit w/24V DC 90W @ 50°C BUC Power
Supply
CDM-840 100-240V AC unit w/48V DC 150W @ 50°C BUC Power
Supply
Rear-Mounting Support Bracket
1–4
Revision 0
MN-CDM840
Where Installed
–
CDM-840 chassis
CDM-840 chassis
Where Installed
CDM-840 chassis
CDM-840 chassis
Sides of CDM-840 chassis / rear of
user-provided mounting rack – See
Sect. 2.2.1