Oh gosh. Monochrome display adaptor(MDA), Hercules Graphics card, Professional Graphics Controller (PGC), Color Graphics Adapter (CGA) and Enhanced Graphics Adapter (EGA). These seem to use 9 pin connectors, but how you know if your monitor worked with your Graphics card I don't know.

March 22, 2026 - 18:16 UTC

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From dim memory - you tried it. If it worked, then.. it worked. If the magic smoke came out of one device or the other, well, then that was game over. Anything else, you had another throw of the cable-dice...
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