power supply failure

Forum discussion tagged with power supply failure.
  1. G

    Why is my laptop PSU makes strange straching electric noises?

    Hi everyone I noticed some days ago that a craking/scratching sound is coming from my laptop power supply. I had no idea what makes this sound until I moved the PSU and I heard that it's coming from it. Also it is very hot. I don't know if it's normal but my laptop is 4 years old and the battery...