On 1 Jun 99, at 17:29, Jose E. Dominguez wrote:

> That's real interesting since the A20 line has got to do with the
> keyboard. Are you using an external keyboard when the error occurs?

  An external keyboard shouldn't affect this.

  The only connection between A20 and the keyboard is that some early systems
used a spare line on the keyboard controller to switch the A20 gate.  [On
modern systems, the keyboard controller has disappeared into the motherboard
chipset....]


David G

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