Comtech EF Data CRS-170A User Manual
Page 6
CRS-170A L-Band 1:1 Redundancy Switch
MN/CRS170A.IOM
Table of Contents
Revision 13
iv
1.2
Physical Features ............................................................................................................... 1–3
1.2.1 Modem Side Features .............................................................................................................. 1–3
1.2.2 Top and Antenna Side Features .............................................................................................. 1–4
1.3
Functional Description ....................................................................................................... 1–5
1.3.1 Switch / Modem Operation ..................................................................................................... 1–5
1.3.2 1:1 IP Redundancy Data Switching .......................................................................................... 1–7
1.3.2.1
CDM-625/A, -850, -840, -760, -750, -710GL, -710, -700 Managed Switch Mode........... 1–7
1.3.2.2
CDM-625/A (with Optional IP Packet Processor) – Router Mode ................................ 1–10
1.3.2.3
CDM-570L/AL with optional IP Module or Packet Processor – Managed Switch or Router
Modes
...................................................................................................................................... 1–13
1.3.3 CRS-170A Operation with CDM-600L (CLM-9600L) and SDM-300L3 Modems ..................... 1–15
1.3.3.1
Operation with CDM-600L (CLM-9600L) Modems and CRS-150 Switch ...................... 1–16
1.3.3.2
Operation with SDM-300L3 Modems and SMS-301 Switch ......................................... 1–18
1.4
Summary of Specifications ............................................................................................... 1–19
CHAPTER 2.
INSTALLATION ................................................................................. 2–1
2.1
Unpack and Inspect the Shipment ...................................................................................... 2–1
2.2
Mount the Switch .............................................................................................................. 2–2
CHAPTER 3.
SWITCH CONNECTORS AND PINOUTS ......................................... 3–1
3.1
Cabling Connection Types .................................................................................................. 3–1
3.1.1 Coaxial Cable Connections....................................................................................................... 3–1
3.1.1.1
Type ‘BNC’ ....................................................................................................................... 3–2
3.1.1.2
Type ‘TNC’ ....................................................................................................................... 3–2
3.1.1.3
Type ‘N’ ........................................................................................................................... 3–2
3.1.1.4
Type ‘F’ ............................................................................................................................ 3–2
3.1.1.5
Type ‘SMA’ (Subminiature Version ‘A’) ........................................................................... 3–3
3.1.2 D-Subminiature Cable Connections ......................................................................................... 3–3
3.1.3 RJ-45, RJ-48 Cable Connections ............................................................................................... 3–3
3.2
CRS-170A User Connectors ................................................................................................. 3–4
3.2.1 Modem Side Connectors ......................................................................................................... 3–4
3.2.1.1
IF Connectors (50Ω Type ‘N’).......................................................................................... 3–4
3.2.1.2
J3 | Control Connector (Top) – Modem ‘A’ (DB-9F) ....................................................... 3–5
3.2.1.3
J4 | Control Connector (Bottom) – Modem ‘B’ (DB-9F) ................................................. 3–5
3.2.2 Antenna Side Connectors ........................................................................................................ 3–6
3.2.2.1
RF Connectors (50Ω Type ‘N’) ........................................................................................ 3–6
3.2.2.2
Ground Stud .................................................................................................................... 3–6
CHAPTER 4.
MODEM AND SWITCH CONFIGURATION ...................................... 4–1
4.1
Overview ........................................................................................................................... 4–1