Hardened Ethernet Switch
DC Terminal Block Power Inputs: There are two pairs of
power inputs can be used to power up this switch. Redundant
power supplies function is supported.
The 10/100Base-TX and 100Base-FX/BX Connectors
1.
The 10/100Base-TX Connections
The following lists the pinouts of 10/100Base-TX ports.
Pin Regular
Ports
Uplink
port
1
Output Transmit Data +
Input Receive Data +
2
Output Transmit Data -
Input Receive Data -
3
Input Receive Data +
Output Transmit Data +
4 NC
NC
5 NC
NC
6
Input Receive Data -
Output Transmit Data -
7 NC
NC
8 NC
NC
2.
The 100Base-FX Connections
The fiber port pinouts: The Tx (transmit) port of device I is
connected to the Rx (receive) port of device II, and the Rx
(receive) port of device I to the Tx (transmit) port of device II.
3.
The WDM 100Base-BX Connections
The fiber port pinouts: Only one single-mode optical fiber is
2
