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Re: keyboard problems
On May 13, 9:51 am, jonnosan <jonno...@gmail.com> wrote:
> Most of the keys on the keyboard seem to work, with the following
> exceptions:
>
> (on the main keyboard) 3 e h v
> (on the numeric keypad) 9 5 -
Those keys are all in column Y3 (pin 6 of the keyboard socket, pin 20
on the AY-3600-PRO keyboard encoder). According to the circuit in Jim
Sather's "Understanding the Apple IIe" the numeric keypad 1 key
should also be dead.