Comtech EF Data CRS-300 - Manual (Page 65)

CRS-300 1:10 Redundancy Switch MN/CRS300.IOM
Switch Connectors and Pinouts Revision 19
3–11
3.2.2.6 Unbalanced G.703 Connectors, BNC (CRS-325/330/340)
These BNC female connectors provide the Unbalanced G.703 User Data Interface on the
CRS-325, CRS-330, and CRS-340 TMIs.
Table 3-9. Unbalanced G.703 Connectors
BNC
Connector
TMI CRS-325
Ref Des
TMI CRS-330
Ref Des
TMI CRS-340 Ref
Des
Signal Function Direction
Rx J4 J2 J3 Rx (DDO), G.703 Out
Tx J2 J5 J4 Tx (IDI), G.703 In
IDI — J3 — Insert Data Input In
DDO — J4 — Drop Data Output Out
3.2.2.7 Unbalanced G.703 4-Port Connectors, BNC (CRS-345)
These BNC female connectors provide the Unbalanced G.703 User Data Interface on the
CRS-345 TMI.
Table 3-10. Unbalanced G.703 Connectors
BNC
Connector
Slot 1 Slot 2
Signal
Function
Direction Port 1 Ref
Des
Port 2
Ref Des
Port 1
Ref Des
Port 2
Ref Des
Rx J3 J5 J7 J9 G.703 Rx Out
Tx J4 J6 J8 J10 G.703 Tx In