Hp NC3122 Fast Ethernet Server Adapter Manual do Utilizador descarregar pdf (Página 19)

Specifications C-3

Figure C-1 shows straight-through connector wiring to be used when the crossover function is

implemented within the hub/switch.

Figure C-1. 10/100 straight-through wiring for RJ-45 connector

10/100 Crossover Pinouts

When the crossover function is not provided within the hub/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 10/100 wiring to use when the crossover function is implemented

externally (in the twisted-pair cabling).

Figure C-2. External crossover for RJ-45 connector

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