CRS-170 1:1 Redundancy Switch
Revision 1
Installation and Operations Manual
MN/CRS170.IOM
27
Chapter 4. CONNECTOR PINOUTS
4.1
M
ODEM
S
IDE
C
ONNECTORS
The modem side connectors provide all necessary external connections between
the CRS-170 L-Band Switch Module and the CDM-600L/CRS-150, or SDM-
300L3/SMS-301.
Name
Ref Des
Connector Type
Function
RX A
J1
Type N
RF Input to Modem A
RX B
J2
Type N
RF Input to Modem B
TX A
J5
Type N
RF Output from Modem A
TX B
J6
Type N
RF Output from Modem B
Control A
J3
9-pin D (female)
Control Interface with Modem A
Control B
J4
9-pin D (female)
Control Interface with Modem B
IMPORTANT
To maintain compliance with the European EMC Directive (EN55022,
EN50082-1) properly shielded cables are required for data I/O.
Figure 4. Modem Side of Module
