Chapter 7
Cable Testing Fundamentals
7-25
Delay and Skew Errors
Delay and skew measurements will usually differ slightly between pairs in the same
cable. A substantial difference indicates a cable installation problem or a pair
defect.
Troubleshooting Delay and Skew Problems
Problem: Excessive Differences Between Measurements
Probable Causes Cables which use different materials for insulating the four
pairs of wires.
A break or short in the pair.
Excessive cable length.
Cable installation problems.