I rip out the old power supply from a Vector Graphics S-100 backplane system and replace it with a modern switching power supply.<br /><br />Power supply: Mean Well RT-65B (datasheet: <a href="https://archive.org/details/MeanWellRt65SeriesPowerSupplyDatasheet" target="_blank" rel="nofollow">https://archive.org/details/MeanWellRt65SeriesPowerSupplyDatasheet</a>)<br />...<br /><a href="https://www.youtube.com/watch?v=3y6fzibah7g" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=3y6fzibah7g</a>