Physical Features; Modem Side Features; Figure 1-2. Crs-170A - Modem Side Connectors - Comtech EF Data CRS-170A Installation And Operation Manual

CRS-170A L-Band 1:1 Redundancy Switch
Introduction
1.2

Physical Features

1.2.1

Modem Side Features

Figure 1-2 shows the modem side of the CRS-170A. The connectors provided here facilitate all necessary
external connections between the CRS-170A and the compatible Comtech EF Data modems.
J6 TX B
Ref Des Name
J1
J2
J3 Control A
J4 Control B
J5
J6
J5 TX A J3 Control A
J4 Control B
Connector Type
Rx A Type 'N'
Rx B Type 'N'
DB-9F 9-pin Type 'D' female
DB-9F 9-pin Type 'D' female
Tx A Type 'N'
Tx B Type 'N'
Figure 1-2. CRS-170A – Modem Side Connectors
J2 RX B
Function
Input to Modem 'A'
Input to Modem 'B'
Modem 'A' Control Interface
Modem 'B' Control Interface
Output from Modem 'A'
Output from Modem 'B'
1–3
MN/CRS170A.IOM
Revision 14
J1 RX A
Chapter Section
3.2.1.1
3.2.1.1
3.2.1.2
3.2.1.3
3.2.1.1
3.2.1.1