Comtech-ef-data CRS-311 User Manual download pdf (Page 67)

CRS-311 1:1 Redundancy Switch Revision 7

Cables and Connections MN/CRS311.IOM

3–19

• FromtheDB‐15M connectorlabeled “P1”  ontheRMIorTMI,totheDB‐15Fconnector

labeled“J1BalData”ontheSLM‐5650/5650A.

3.3.3.3 Unbalanced G.703 Data Traffic Connections

ReferringtoFigure3‐10:



Connect and secure the pair of PL/0813‐4 Data Cables between the CRS‐311 and each 

SLM‐5650/5650A(viatheoptionalG.703InterfaceModule)asfollows:



• FromtheBNCconnectorslabeled“J4Tx”ontheRMIor“J3Tx”ontheTMI,to



• TheSLM‐5650/5650ABNCconnectorslabeled“J3Rx”.



‐and‐



• FromtheBNCconnectorslabeled“J3Rx”ontheRMIor“J5Rx”ontheTMI,to



• TheSLM‐5650/5650ABNCconnectorslabeled“J2Tx”.

3.3.3.4 HSSI Data Traffic Connections

Referringto1Figure3‐11L::



Connect and secure the CA/WR9189‐4 HSSI Data Cable between the CRS‐311 and  each

SLM‐5650/5650Aasfollows:



• From the HD‐50F HSSI connector labeled “J2” on the RMI or “J3” on the TMI, to the

HD‐50FHSSIconnectorlabeled“J7HSSI”ontheSLM‐5650/5650A.

3.3.4 Serial User Data Connections – CRS-311 to User

See Sect. 1.3.4 CDM‐Qx/QxL, SLM‐5 650/5650A Modem Interface Modules for

detailed information on the RMI and TMI modules available for use with the

SLM‐5650/5650Amodems.



YourDataTrafficfromanexternalrouter,multiplexingequipmentortestdatageneratorshould

connecttotheconnectorsontheTMIlabeled“UserDataInterface”.Thisinterfacereplacesthe

directconnectiontotheTrafficModem’s“DataInterface”connectors.



BecausetheRedundantModem’sfunctionistoreplaceafaultedTrafficModem,theRMIdoes

nothaveaUserDataIn

terface.



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Comtech-ef-data CRS-311 User Manual Page 67