>> [ LK401 questions ]
> FWIW, I have an LK461 (ps/2 style connector) [...]
> It has the same physical layout as an LK401.  I can pull one of each
> apart and see how similiar they are if that'll help.

Thank you, but no need.  It seems that sending the "switch to LK401
mode" byte enables the three otherwise dead keys and gives a different
code for right-shift, with no other changes apparent so far.

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