Comtech EF Data CRS-400 - Manual (Page 42)

CRS-400 1:8 Redundancy Switch Revision 0
Installation and Setup MN/CRS400.IOM
26
2.9 C
ONNECTING THE
C
ABLES
WARNING
Ensure that all power to the equipment is off.
All Mods/Demods must be the same model and contain the same software revision so
that the Redundant Mod/Demod can properly mimic all traffic Mods/Demods.
2.9.1 HSSI C
ONNECTION
1 Connect HSSI data cables between each traffic Mod/Demod and TMI card.
2 Connect a HSSI data cable between the redundant Mod/Demod and the RMI card.
3 Replace any unused cards with blank panels.
4 Connect the multidrop cable (PL/WR9212-1) from the Pass-Through connector to each
SDM-2020 remote port.
5 Do not connect the IF ports at this time.
6 Apply power to the Mods/Demods only.
Table 2-10 lists connections made between the CRS-400 and SDM-2020 units.
Table 2-10 CRS-400 to SDM-2020 Data Connection
From To
SDM-2020
Switch Connectors
Mod Only Demod Only Mod + Demod
Future
TMI J5 (User)
J6
J7
-
J3
-
-
-
J3
-
J3, Mod
J3 Demod
RMI J6
J7
J3
-
-
J3
J3, Mod
J3, Demod
Controller Remote (User)
Remote Pass-Through
IF Sw Control
System Alarms (User)
-
J1
-
-
-
J1
-
-
-
J1
-
-