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C
ABLE
S
PECIFICATIONS
9
Note: The “+” and “-” signs are used to represent
the polarity of the wires that make up each
wire pair.
RJ-45 Pin Assign-
ments
Straight-Through
Cable
RJ-45 Pin Assign-
ments Crossover
Cable
End 1 End 2 End 1 End 2
1 (Tx+) 1 (Tx+) 1 (Tx+) 3 (Rx+)
2 (Tx-) 2 (Tx-) 2 (Tx-) 6 (Rx-)
3 (Rx+) 3 (Rx+) 3 (Rx+) 1 (Tx+)
6 (Rx-) 6 (Rx-) 6 (Rx-) 2 (Tx-)