Talks to Watch

EEVblog #1107 - Shocking 4K BENQ Monitor Problem!

97K views · Jul 20, 2018 · 9:57 · 0 HN recommenders · 3 mentions · discussed 2019–2026

Dave Jones of EEVblog investigates why a 4K BenQ monitor switches itself off, tracing it to static discharge from an office chair. He uses an oscilloscope to examine the static impulses.

Why Hacker News points people here: Linked whenever someone reports a monitor blacking out from static electricity, as prior art on the same problem.

What Hacker News said 3

Cites itdazzawazzaJan 2019

“Dave covers "static" turning off a monitor in this video.”

Dave covers static turning off a monitor

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I posted this to reddit but I'm more likely to get a reasonable discussion on here. this video Dave covers "static" turning off a monitor in this video. Could it be this?

in “Everytime Employee 2 walks by a cubicle, one of the screens blacks out” · view on HN
Cites itgrumbelApr 2023

“There is an old EEVblog[1] video on the topic.”

Older EEVblog video on monitors blacking out from static

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There is an old EEVblog[1] video on the topic. Mine doesn't do it from chairs, but it regularly blacks out if I turn on the nearby LED strip. [1] this video

in “Check if your IKEA chair is compatible with your screen” · view on HN
Cites itdeckar01Apr 2026

“EEV blog has already investigated the same issue for the same device.”

EEVblog investigation of a monitor blacking out from static

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It looks like the youtube embed is broken. It is supposed to link to a EEV blog video. It is wild how many times someone brings me broken equipment and it turns out EEV blog has already investigated the same issue for the same device. this video

in “Fix monitor that goes black, off or blinks due to static electricity in chair” · view on HN