Diagnosing Copper Cabling Faults
The HDTDX Analyzer
6-11
6
Recognizing Faults on HDTDX Plots
Figure 6-2 shows how some common faults appear on
HDTDX plots.
Figure 6-2. Interpreting HDTDX Plots
amd98f.eps
A
A bad patch cord about 53 m from the tester.
B
Bad section of cable near the smart remote.
C
A spool of cable with poor NEXT performance. This cable
produced a FAIL result. Note the crosstalk along the
entire length of the cable.
1
Bad patch cord
2
Bad section of cable
3
Bad spool of cable
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