IBM 865741Y Handbook - Page 238
The following illustrates the wiring in crossover cables., For additional information about
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The following figure illustrates the wiring in crossover cables. RJ-45 Modular Connector 10BASE-T / 100BASE-TX RJ-45 Modular Connector Twisted Signal Pair Name Pin 1 TD+ 1 Signal Pin Name 1 TD+ 1 TD 2 2 TD 2 RD+ 3 3 RD+ 2 RD 6 6 RD 3, 4 (Not used) 4, 5, 7, 8 Relative to the device connected to the adapter 4, 5, 7, 8 (Not used) Note: For additional information about Ethernet protocols, refer to your Ethernet documentation. 220 Netfinity 3500 User's Handbook
![](/manual_guide/products/ibm-865741y-handbook-1d257f5/238.png)
The following figure illustrates the wiring in crossover cables.
Twisted
Pair
1
2
3
6
4, 5, 7, 8
RJ-45 Modular Connector
Pin
1
1
2
2
3, 4
10BASE-T / 100BASE-TX
1
2
3
6
4, 5, 7, 8
Pin
TD+
TD
RD+
RD
RJ-45 Modular Connector
(Not used)
TD+
TD
RD+
RD
(Not used)
Signal
Name
Signal
Name
Relative to the device connected to the adapter
Note:
For additional information about Ethernet protocols, refer to
your Ethernet documentation.
220
Netfinity 3500 User's Handbook