Dodgy IBM PC Convertible power supply

[Dwight K. Elvey]

>From: "Vintage Computer Festival" <vcf at siconic.com>
>
---snip---
>The power connector (barrel type) had a bit of oxidation on the contacts
>which I tried to clean and scrape away.  I got a fair amount off of it.  I
>never thought to check the voltage coming out on the other end of
>connector, but I'll do that tonight.
>
---snip---

Hi
 Try putting a little silicon grease on the connectors
and plug/unplug it several times. ( note: not heat sink grease ).
Dwight