Allied Telesis AT-2450 Series Guía de instalación descargar pdf (Pagina 35)

Cabling

card connections is of level 3, 4, or 5.

Check cable schematics against the ones shown in Figure 3.

Figure 3: Usable and Unusable 10BASE-T Cable

1 TD+

2 TD-

3 RD+

4 N/C

5 N/C

6 RD-

7 N/C

8 N/C

TD+ 1

TD- 2

RD+ 3

N/C 4

N/C 5

RD- 6

N/C 7

N/C 8

1. Pair twisted as per level 3, 4 or 5

cable

1 TD+

2 TD-

3 RD+

4 N/C

5 N/C

6 RD-

7 N/C

8 N/C

TD+ 1

TD- 2

RD+ 3

N/C 4

N/C 5

RD- 6

N/C 7

N/C 8

This cable will not work for

10BASE-T. Note that 3 and 6 are

twisted, but are not a pair.

2450T IG.bk Page 29 Tuesday, December 29, 1998 11:58 AM

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Allied Telesis AT-2450 Series Guía de instalación Pagina 35