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Chapter 6: Operation
If tolerance is below 15%, you may wish to consider using a
repeater, hub, or switch to shorten the cable run. This is
especially true if you are in a “noisy” environment (large electro
-
mechanical machines, etc.).
Figure 6-26. A correct wire map for a straight through cable.
WIRE MAP: The wire map displays the pairing of the wires in the
cable. The example wire map indicates that the first pair
(comprised of Pins 1 and 2) is 203 feet long and terminates in
Pins 1 and 2 on the far end of the cable.
Figure 6-27. Propagation and skew (per pair) screen.
