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Optical Fiber Cable Connectors 69
Tx = Send data Rx = Receive data BI = I-directional data.
Table 50 lists RJ-45 MDI-X Port Pin-outs.
Optical Fiber Cable
Connectors
Figure 42 illustrates the SC optical fiber cable connector.
Figure 42 SC Optical Fiber Connector
3 Rx+ Receive data BIDB+ Send data to direction B
4 Reserved - BIDC+ Receive data from direction C
5 Reserved - BIDC- Send data to direction C
6 Rx- Receive data BIDB- Receive data from direction B
7 Reserved - BIDD+ Send data to direction D
8 Reserved - BIDD- Receive data from direction D
Table 50 RJ-45 MDI-X Port Pinouts
Pinout 10BASE-T/100 BASE-TX 1000BASE-T
Signal Function Signal Function
1 Rx+ Receive data BIDB+ Send data to direction B
2 Rx- Receive data BIDB- Receive data from direction B
3 Tx+ Send data BIDA+ Send data to direction A
4 Reserved - BIDD+ Receive data from direction D
5 Reserved - BIDD- Send data to direction D
6 Tx- Send data BIDA- Receive data from direction A
7 Reserved - BIDC+ Send data to direction C
8 Reserved - BIDC- Receive data from direction C
Table 49 RJ-45 MDI Port Pin-outs (continued)
Pinout 10BASE-T/100BASE-TX 1000BASE-T