Apple ][+ Keyboard

Pete Rittwage peter at rittwage.com
Thu May 23 09:36:02 CDT 2019


On 2019-05-22 11:56, John Many Jars via cctech wrote:
> I feel like I'm falling down a rabbit hole with this old ][ europlus 
> I've
> had for years.
> 
> The smoke came out of the power supply, so I replaced it with one from
> ReactiveMicro.  Now it boots, and was working okay, until this morning.
> Now, no keyboard <except> if you hit ctrl-reset.  All other keys are
> ignored.
> 
> Anyone have any ideas? (:
> 
> Thanks,
> 
> John (aka Mark)

I've had that issue. If you or someone over the years accidentally 
plugged in the keyboard cable wrong, it blows one or both of the 7400's 
and if you are unlucky, the unobtainable keyboard encoder. They could of 
course also break from a PSU surge or static.

-- 
-Pete Rittwage


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