Nortel Networks Circuit Card User Manual

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 NT4N39AA CP Pentium IV Card
 Page 189 of 906
USB port
The physical interface for the USB port to the front panel is through a 
standard USB connector. The corresponding Pin details are shown in 
Table 73.
10/100/1000 Mbps Ethernet ports
The physical interface for the two 10/100/1000 Mbps Ethernet ports to the 
front panel is through a stacked dual RJ 45 connector with magnetics and 
LEDs. The corresponding pin details are shown in Table 74.
Table 73
USB connector pin outs
Pin number
Pin name
1
USB VCC
2
USB-
3
USB+
4
USB GND
Table 74
Ethernet connector pin outs
Pin number
Pin name
1
AX+
2
AX-
3
BX+
4
CX+
5
CX-
6
BX-
7
DX+
8
DX-