# Why is my PC screaming?

**URL:** <https://boards.straightdope.com/t/why-is-my-pc-screaming/672850>\
**Category:** Factual Questions\
**Created:** [November 1, 2013, 3:57pm UTC](https://boards.straightdope.com/t/why-is-my-pc-screaming/672850 "2013-11-01T15:57:42Z")\
**Posts on this page:** 1\
**Page:** 2

<div class="post-metadata">

**Author:** ![Dog80](https://avatars.discourse-cdn.com/v4/letter/d/6bbea6/32.png) [@Dog80](https://boards.straightdope.com/u/Dog80)\
**Post date:** [November 2, 2013, 9:19am UTC](https://boards.straightdope.com/t/why-is-my-pc-screaming/672850/21 "2013-11-02T09:19:23Z")

</div>

I wouldn’t normally associate a very high-pitched whine (as per the OP) with a fan or hard drive.

High pitched noises are usually power related, like a bad LCD monitor inverter or a failing flyback transformer in the PSU.

[Previous page](https://boards.straightdope.com/t/why-is-my-pc-screaming/672850.md?page=1)