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

Page 41

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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