Utility Connector Group; Term' Connector; Fe' (Fast Ethernet) Connector; Redundancy' Connector - Comtech EF Data CDM-800 Installation And Operation Manual

CDM-800 Gateway Router
Rear Panel Connections
3.2.4

Utility Connector Group

3.2.4.1

'TERM' Connector

This RJ‐12 female modular jack is unused at this time.
3.2.4.2

'FE' (Fast Ethernet) Connector

•
This interface operates at 10/100 Mbps, half and full duplex, auto‐negotiating.
•
The maximum Ethernet packet size is 1522 bytes (including Ethernet headers and
CRC)
3.2.4.3

'REDUNDANCY' Connector

This interface is used for connection to an optional CEFD CRS‐170A 1:1 Redundancy
Switch for L‐Band operation, or the CRS‐180 1:1 Redundancy Switch for 70/140 MHz
operation.
M:N device redundancy support is available with the separately purchased Vipersat
Management System (VMS).
Connector Type
RJ‐45 female modular jack
Connector Type
Type 'D' 9‐pin female

Table 3-1. REDUNDANCY Connector Pinout

PIN # DESCRIPTION
1 GROUND
6 TRANSMIT SERIAL DATA – AUXILIARY CHANNEL
2 RECEIVE SERIAL DATA – AUXILIARY CHANNEL
7 REDUNDANCY OUT 1
3 REDUNDANCY IN 1
8 REDUNDANCY OUT 2
4 REDUNDANCY IN 2
9 FUSED +12 VOLT
5 REDUN_TX_EN
3–8
Name
FE
Name
REDUNDANCY
Revision 1
MN-CDM800
Direction
In/Out
Direction
In/Out
DIRECTION
–
OUT
IN
OUT
IN
OUT
IN
OUT
OUT