Michael Black wrote: > Linards Ticmanis (ticmanis@gmx.de) writes: > >>Robert C. wrote: >> >>>On one of my less often used Apple ][+ 's, the keyboard has developped a >>>"sticky key" problem: some keys seem to repeat, while some do not make >>>contact at all, and the rest work normally. Is there some product I can use >>>to clean the contacts on the key switches to restore full use of this >>>keyboard? A solvent I can dunk the entire keyboard in to clean it out? Do I >>>need to disassemble the entire keyboard and get into the switch contacts? >>>Any ideas? >> >>Often it's enough to give the problematic keys a good work-out, i.e. >>press them and release them a couple of hundred times. >> > > Yes, often it's not a dirty contact issue, but gunk on the mechanical > parts which makes it harder to operate the key. It is amazing how much > stuff can come off our fingers over a period of time and rest under > the keytops. > > A tiny bit of rubbing alchohol tends to clean them up if this is > the problem. Likely there's something better, and maybe the alcohol > isn't actually needed, but that's what I'd be giving a try if I had > such a problem. > > Michael > Which reminds me I just used a can of canned air on my latest aquizition a Platimum IIe and blew a quite large collection of dustballs out from under the keyboard...
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