Pinouts for the two types of Ethernet cables are shown below:
Side View
RJ-45 Connector
N
Serial Device Connection
There are two types of serial connections:
• 9-pin D connectors
• Captive screw connectors
Pins:
1 2 3 4 5 6 7 8
Insert
Twisted
Pair Wires
The diagram is representative of both the patch
(straight-through) and the crossover cable. Both types of
cables have twisted pairs of conductors inside the sheath.
IPL T S Series Interfaces • Hardware Setup
Straight-through Cable
(for connection to a switch, hub, or router)
End 1
Pin
Wire Color
1
white-orange
2
orange
3
white-green
4
blue
5
white-blue
6
green
7
white-brown
8
brown
Crossover Cable
(for direct connection to a PC)
End 1
Pin
Wire Color
1
white-orange
2
orange
3
white-green
4
blue
5
white-blue
6
green
7
white-brown
8
brown
End 2
Pin
Wire Color
1
white-orange
2
orange
3
white-green
4
blue
5
white-blue
6
green
7
white-brown
8
brown
End 2
Pin
Wire Color
1
white-green
2
green
3
white-orange
4
blue
5
white-blue
6
orange
7
white-brown
8
brown
2-5