Comtech EF Data CDM-710L Dokumentacja Pobierz pdf (Strona 23)

CRS-170A L-Band 1:1 Redundancy Switch MN/CRS170A.IOM

Introduction Revision 13

1–3

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 J5 TX A J3 Control A

J4 Control B

J2 RX B J1 RX A

Ref Des Name Connector Type Function Chapter Sect.

J1 Rx A Type ‘N’ Input to Modem ‘A’ 3.2.1.1

Rx B

Type ‘N’

Input to Modem ‘B’

3.2.1.1

Control A

DB-9F 9-pin Type ‘D’ female

Modem ‘A’ Control Interface

3.2.1.2

Control B

DB-9F 9-pin Type ‘D’ female

Modem ‘B’ Control Interface

3.2.1.3

Tx A

Type ‘N’

Output from Modem ‘A’

3.2.1.1

Tx B

Type ‘N’

Output from Modem ‘B’

3.2.1.1

Figure 1-2. CRS-170A – Modem Side Connectors

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Comtech EF Data CDM-710L Dokumentacja Strona 23