Connection; 10/100Base-T(X) Pin Assignments; Cable Types And Specifications - Lantronix SDSTX3110-124-LRT-B User Manual

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3.5 Connection

3.5.1 10/100BASE-T(X) Pin Assignments

Based on the link type, the device can use CAT 3, 4, 5, or 5e UTP cables to connect to any other network devices
(PCs, servers, switches, routers, or hubs). See the table below for cable specifications.
With 10/100BASE-T(X) cables, pins 1 and 2 are used for transmitting data, and pins 3 and 6 are used for
receiving data. Note that the
Pin Number
1
2
3
4
5
6
7
8

3.5.2 Cable Types and Specifications

Cable
10BASE-T
100BASE-TX
33686 Rev. C
+ -
and signs represent the polarity of the wires that make up each pair.
Assignment
TD+
TD-
RD+
Not used
Not used
RD-
Not used
Not used
Type
CAT 3, 4, 5 100-ohm
CAT 5 100-ohm UTP
https://www.lantronix.com/
SDSTX3110-124-LRT-B User Guide
Max. Length
UTP 100 m (328 ft)
UTP 100 m (328 ft)
Connector
RJ-45
RJ-45
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