Peter via Dng said on 18 Jan 2025 11:23:35 -0700

>> ... the tech at Refresh Computers knew I'd
>> lubricated, and told me next time it would void my warranty.
>
>He blamed the lube. Was there convincing evidence or reasoning?

Only that he's fixed 5 computers a day for the last several years. To
me this gives him a lot of credibility, although it's possible he's
wrong.

>
>The failure could have been degradation inside the memory. Without
>expensive investigation with electron microscopy & etc., you can't be
>certain.

That's right.

>
>A petroleum grease such as Vaseline absorbs into a polymer.
>Illustrated by an oil stain on synthetic textile. What harm is done
>by a few molecules of hyrocarbon scattered in a solid polymer printed
>circuit board? Clear silicone grease is another possibility. May be
>better, or worse. A topic for a chemist or materials scientist
>specialized in the field.

Yes and no. I've cured many, many intermittent and hard faults by
lubricating electronic terminals, so short of doing a double blind
study, I'm pretty sure lubrication with a non-conductive fluid works.

SteveT

Steve Litt

http://444domains.com