
9
Cables
4.1 Ethernet Cables
The IES-1204FT switch have standard Ethernet ports. According to the link type, the
switches use CAT 3, 4, 5,5e UTP cables to connect to any other network device (PCs,
servers, switches, routers, or hubs). Please refer to the following table for cable
specifications.
Cable Types and Specifications
Cable
Type
Max. Length
Connector
10BASE-T
Cat. 3, 4, 5 100-ohm
UTP 100 m (328 ft)
RJ-45
100BASE-TX
Cat. 5 100-ohm UTP
UTP 100 m (328 ft)
RJ-45
4.1.1 100BASE-TX/10BASE-T Pin Assignments
With 100BASE-TX/10BASE-T cable, pins 1 and 2 are used for transmitting data, and pins
3 and 6 are used for receiving data.
RJ-45 Pin Assignments
Pin Number
Assignment
1
TD+
2
TD-
3
RD+
4
Not used
5
Not used
6
RD-
7
Not used
8
Not used