3One data IES308-2F Hardware Installation Manual page 4

1 8
Note: "TX±"transmit data±, "RX±"receive data±, "—"not use
MDI(straight-through cable)
RJ45
8
1
3
TX+
6
TX-
1
RX+
2
RX-
MDI-X(Cross over cable)
RJ45
8
1
TX+
(RX+)
(RX-) TX-
RX+
(TX+)
RX-
(TX-)
100BaseFX port
100Base-FX full-duplex SM or MM port , SC/ST/FC type .The
fiber port must be used in pair, TX (transmit) port connect remote
switch's RX(receive) port; RX(receive) port connect remote
switch's TX(transmit) port.
The optical fiber connection supports the line to instruct enhance
the reliability of network effectively.
Suppose:If you make your own cable, we suggest labeling the two
sides of the same line with the same letter (A-to-A and B-to-B,
shown as below, or A1-to-A2 and B1-to-B2).
NO.
1
2
3
6
4,5,7,8
3
6
1
2
Your Serial and Data Communications Expert
MDI signal
TX+
TX-
RX+
RX-
—
Shenzhen 3onedata Technology Co.,Ltd
MDI-X signal
RX+
RX-
TX+
TX-
—
3
6
1
2
1 RX+
2 RX-
3 TX+
6 TX-
RX+
RX-
TX+
TX-
(TX+)
(TX-)
(RX+)
(RX-)