Normal
Re: Noisy laptop power supplyGrab a Kensington or other ungrounded power supply. I wouldn't recommend to anyone to AC ground-lift their "Grounded" laptop PSU, but not connecting the ground on the PSU will fix the problem.
Re: Noisy laptop power supply
Grab a Kensington or other ungrounded power supply. I wouldn't recommend to anyone to AC ground-lift their "Grounded" laptop PSU, but not connecting the ground on the PSU will fix the problem.