CHAPTER 1 - Overview
Pinouts
DX40 Serial Device Router Installation Guide
7
1.4 Pinouts
The following subsections describe the pinouts of the connectors used with the DX40.

1.4.1 RJ45

Table1-8 defines the pinout of the RJ45 connector used with the DX40. RJ45 connectors
can be used on one of the Ethernet ports for 10/100 BaseT connections to copper
Ethernet-capable devices.

1.4.2 SFP

Table1-9 defines the pinout of the SFP connector used with the DX40. SFP connectors
are used on ports E1 and E2 for 100FX multi/single mode for connections to fiber optic
Ethernet-capable devices or networks.
Table1-8. RJ45 Pinout
Pin Signal
1 Tx +
2 Tx -
3 Rx +
4 not used
5 not used
6 Rx -
7 not used
8 not used
Pin 8 Pin 1
E2
Table1-9. SFP Pinout
Port Signal
Tx Transmit
Rx Receive
E1/E2
Tx
Rx