PACSystems Ethernet Switch SLM080 User Manual
Section 3
GFK-3125A
Jan 2020
Cables
7
Section 4:
Cables
4.1
Ethernet Cables
The SLM080 switches 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
4.2
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
The SLM080switches support auto MDI/MDI-X operation. You can use a straight-through cable to
connect PC to switch. The following table below shows the 10BASE-T/ 100BASE-TX MDI and MDI-X port
pin outs.