In article , Dave Plowman (News)
writes

That's a good idea even if it's also connected to pin 5?

Yes. pin 5 is the ground return for the serial data. Connecting the
screen of the cable to the body of the D plug will ensure the cable is
screened. You mention it being in a workshop, with the electrically
noisy environment that implies.

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(='.'=) Bunny says Windows 7 is Vi$ta reloaded.
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