Forum discussion tagged with electricity.
  1. L

    Crackling noise in headphones / electricity issues?

    So this is a very strange issue. I just got a new laptop last week - it works perfectly fine but I realised there's a strong crackling/buzzing noise in my headphones when I plug them to the laptop. It does it with every set of headphones I've got, and it does it even when the laptop isn't...
  2. xzahn

    Laptop acting weirdly on battery power.

    Hi all, I have few months old Y700 laptop. Few months ago I noticed the performance is significantly lower while on battery. About 50% lower even at 100% battery. When plugged it works normally. A while after I also noticed the hull of the laptop gets electrified while plugged. You can feel the...