Cable Connection
12
4 Cable Connection
4.1 10/100Base-T(X) Ethernet Port
10/100Base-T(X) Ethernet port is equipped with RJ45 connector. The port is self-adaptive. It
can automatically configure itself to work in 10M or 100M state, full or half duplex mode. The
port can also adapt to MDI or MDI-X connection automatically. You can connect the port to a
terminal or network device with a straight-through or cross-over cable.
Pin Definition
The following figure shows the pin numbers of the RJ45 port.
8 7 6 5 4 3 2 1
Figure 10 RJ45 Port
The following table lists the pin definitions of the 10/100Base-T(X) RJ45 port.
Table 7 Pin Definitions of 10/100Base-T(X) RJ45 Port
Pin
MDI-X Signal
MDI Signal
1
Receive Data+ (RD+)
Transmit Data+ (TD+)
2
Receive Data- (RD-)
Transmit Data- (TD-)
3
Transmit Data+ (TD+)
Receive Data+ (RD+)
6
Transmit Data- (TD-)
Receive Data- (RD-)
4, 5, 7, 8
Unused
Unused
Note:
"+" and "-" indicate level polarities.
