2 cdm-800 cabling connections – Comtech EF Data CDM-800 User Manual
Page 41

CDM-800 Gateway Router
Revision 1
Rear Panel Connections
MN-CDM800
3–5
3.2
CDM-800 Cabling Connections
Figure 3-3. CDM-800 Cabling Connections
The CDM‐800 rear panel connectors, shown here in Figure 3‐1, provide all necessary external
connections between the unit and other equipment. The table that follows summarizes the
connectors provided here, grouped according to service function.
Connector Group
(Section)
Connector Name
Connector Type
Connector Function
3.2.1 IF
L-BAND Tx
Type ’N’ female (L-Band)
IF Tx Output
70/140 Tx
BNC female (70/140 MHz)
3.2.2 Terrestrial
Data
GE1
RJ-45 female
10/100/1000 BaseT Gigabit Ethernet
Traffic Interface
GE2
CLOCK EXTENSION IN
BNC female
G.703 Clock Extension Input
3.2.3 Utility
TERM
RJ-12 Female
Terminal (EIA-232) Interface
FE (Fast Ethernet)
RJ-45 female
10/100 BaseT Fast Ethernet management
and data
REDUNDANCY
9-pin Type ‘D’ female
Connection to External 1:1 Controller
CONSOLE
9-pin Type ‘D’ male
Serial Remote Interface (EIA-232)
REFERENCE IN/OUT
BNC female
10 MHz External/Internal Reference
Input/Output
1.
The European EMC Directive (EN55022, EN50082‐1) requires using properly
shielded cables for DATA I/O. These cables must be double‐shielded from end‐to‐
end, ensuring a continuous ground shield.
2.
See Sect. 3.1 Cabling Connections Types for information about each connector
type and its connection instructions.
(Top) Standard AC Unit
(Bottom) Optional 48V DC Unit