C.1.4 pin assignments, Appendix c - cables, General – Sagem SAGEMFAST 1500WG User Manual
Page 121: Straight-through wiring, Crossover wiring
Appendix C - Cables
SAGEM F@st™ 1500 Reference Manual - 288053220-04
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Page C-3
C.1.4 Pin
Assignments
General
With 100BASE-TX/10BASE-T cable, pins 1 and 2 are used for transmitting data, and pins 3 and
6 for receiving data.
RJ45 Pin Assignments
Pin Number
Assignment1
1
Tx+
2
Tx-
3
Rx+
6
Rx-
The “+” and “-” signs represent the polarity of the wires that make up each wire
pair.
Straight-Through Wiring
If the port on the attached device has internal crossover wiring (MDI-X),
then use straight-through cable.
Straight Through Cable Pin Assignments
End 1
End 2
1 (Tx+)
1 (Tx+)
2 (Tx-)
2 (Tx-)
3 (Rx+)
3 (Rx+)
6 (Rx-)
6 (Rx-)
Crossover Wiring
If the port on the attached device has straight-through wiring (MDI), use crossover cable.
Crossover Cable Pin Assignments
End 1
End 2
1 (Tx+)
1 (Rx+)
2 (Tx-)
2 (Rx-)
3 (Rx+)
3 (Tx+)
6 (Rx-)
6 (Tx-)