ISDN connections 〉 Installation of the ISDN Cards 〉 Preparation of SX2-express SinglePRI / SX2-express DualPRI 〉 Connection Configuration 〉 Connection Configuration
 
Connection Configuration
The connection configuration allows each E1 connection of the SX2-express SinglePRI or SX2-express DualPRI to be adapted to four different cable assignments.
Fig. 12-12: Counting pins of the connector plug (RJ45)
Jumper
Pin configuration, RJ45 jack
Pin1 = TX+
Pin2 = TX-
Pin4 = RX+
Pin5 = RX-
Pin6 = TX+
Pin3 = TX-
Pin4 = RX+
Pin5 = RX-
Pin1 = RX+
Pin2 = RX-
Pin4 = TX+
Pin5 = TX-
Pin6 = RX+
Pin3 = RX-
Pin4 = TX+
Pin5 = TX-