Compaq Presario CDS 520

In this post I will write some hopefully useful observations from working with the Compaq Presario CDS 520, with the goal of turning it into a MS DOS gaming machine, similar to my Presario 433 I owned as a child. According to the wisdom of the Internet, Compaq stands for “Compability” and “Quality”. Compability refers to IBM PC compability. (This post is updated on a…
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