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Appendix D - G.703 120 Ohms Interface Pinout
COMPOSITE INTERFACE CONNECTIONS (EUROPE)
USING 120 OHM BALANCED RJ45
Name
Description
Type at Connector
DTE – RJ45
Female
RxA
RX Pair
Input
1
RxB
RX Pair
Input
2
TxA
TX Pair
Output
4
TxB
TX Pair
Output
5
S1
Shield Reference
-
3
S2
Shield Reference
-
6
Appendix E - G.703 75 Ohms Interface Pinout
COMPOSITE INTERFACE CONNECTIONS (UK)
USING 75 OHM UN-BALANCED BNC
Name
Description
Type at Connector
DTE – BNC
Female
RxA
RxB
RX Pair
Input
Centre RX
Ground
Reference
Outer RX
TxA
TxB
TX Pair
Output
Centre TX
Ground
Reference
Outer TX
Appendix F – RJ45 E1 Crossover Cable
RJ45 CROSSOVER CABLE (EUROPE)
USING 120 OHM BALANCED RJ45
Name
Description
DTE2 – RJ45 Male DTE1 – RJ45 Male
TxRxA
TxRxB
TXRX Pair
4
1
5
2
RxTxA
RxTxB
RXTX Pair
1
4
2
5
S1
Shield Reference
6
3
S2
Shield Reference
3
6
16
G-Converter 2048 Channel Card