![]() ![]() There was a vent in place that was functioning, but there must have been a leak. Approximately 120 liters of liquid were vented over the course of 5 hours. “I discovered that the helium leakage occurred while the new magnet was being ramped. So he investigated, and found there was a helium leak at the same time that vented into the building. That’s when he posted the issue to Reddit, where other sysadmins speculated that it might be caused by the liquid helium used to cool the MRI machine. The wifi connection was consistent and fast, but cellular was very hit or miss.” The other devices that were powering on seemed to have issues with the cellular radio. I plugged them in to the wall and had no indication that the device was charging. “The behavior of the devices was pretty odd. I’ve seen a lot of strange glitches in my time, and I’ve never heard of something like this. And it was a wide-sweeping issue, impacting 40 different devices. “My immediate thought was that the MRI must have emitted some sort of EMP, in which case we could be in a lot of trouble.” But an electromagnetic pulse would have taken out medical equipment in the facility as well, and they were working fine! He started investigating, and learned that every single impacted device was made by Apple-the technician’s Android phones were fine. Then, some Apple Watches started glitching. During the installation of a new GE Healthcare MRI machine, he started getting calls that cell phones weren’t working. Erik Wooldridge is a Systems Specialist at Morris Hospital near Chicago. This is the kind of tale that you don’t hear every day. ![]()
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