HP NC1020 Gigabit Server Adapter - Manual (Page 18)

Specifications
C-4 HP ProLiant NC1020 Cu Gigabit Server Adapter 32 PCI Single Port User Guide
10/100 Crossover Pinouts
When the crossover function is not implemented internally the hub or switch, you must
implement the crossover through the twisted-pair media using the physical pinouts indicated
in Table C-3.
Table C-3: 10/100 Pinouts Using External Crossover
Pin Function Color/Match Function Pin
1 TD+ White/Orange RD+ 3
2 TD- Orange/White RD- 6
3 RD+ White/Green TD+ 1
4 Blue/White
5 White/Blue
6 RD- Green/White TD- 2
7 White/Brown
8 Brown/White
Figure C-2 shows the correct wiring to use when the crossover function is implemented
externally in the twisted-pair cabling.
Figure C-2: 10/100 external crossover for RJ-45 connector