HP 7585B Pen Plotter Repair

This blog post is a repair thread from social media that began on February 24, 2018.

February 24, 2018

So, this happened. My latest retro delivery. Any guesses?

It is, yet, another plotter. An HP 7585B wide format plotter with a 36” wide paper path.

Unfortunately it failed the first power on test and now it smells bad. So it’s been taken to bits to find the culprit.

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Self Referential Pen Plotter Floppy Disks

In November 2021, I posted a short video on Twitter of my Roland DXY 1150 pen plotter drawing a generative wobbly circle design on top of a 5.25″ floppy disk. A few people responded that they would buy one of the floppies. This got me thinking about the medium of a floppy disk that I was using.

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