IBM AT-FS201, AT-FS202SC/FS2, AT-FS202SC/FS4, AT-FS202SC/FS1, AT-FS202SC/FS3 MDI-X Default, Signal

AT-FS20x Series Installation Guide

Table 12 lists the 10Base-T/100Base-TX connector pins and their signals when the port is operating in either MDI or MDI-X configuration.

Table 12 RJ-45 Pinouts

MDI-X (Default)	Signal	MDI	Signal
1	RX+	1	TX+
2	RX-	2	TX-
3	TX+	3	RX+
4	-	4	-
5	-	5	-
6	TX-	6	RX-
7	-	7	-
8	-	8	-

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