search for: iec_60320

...the UPS is interrupting power to the load during the shutdown procedure. This will have to wait until I have a moment to wire a lamp with that so-called "type E plug connector" so that it can plug into the "type F" that the UPS uses for its 3 loads. https://en.wikipedia.org/wiki/IEC_60320 <https://en.wikipedia.org/wiki/IEC_60320> 2) the UPS has power-cycled the load without enough of a delay between off and on, and thus the computer has not had time to notice that there was a power cut. (Some capacitor in the PSU hasn't fully discharged, or something.) This is what happen...

> It actually occurred to me that I could try this with another (any other) computer here at work, so I did. I set the BIOS to "always on" after power cut. I booted ubuntu. I did "sudo shutdown -h now" from the console. The pc switched off as expected. Then I removed the power cable and then plugged it back in. According to the theory above, this should have caused the