grain

So the other day I decided to search the web for the service centers of various hardware manufacturers, you know, for... 'general knowledge', and to my surprise very few have a clear cut list on their official website. While google returns plenty of results from third party websites, I can say...

Hi, I woke up this morning, switched on my PC, everything was going well until suddenly my monitor's display went a bit dim & some kind of grain or something–sorry, don't know what to call it–showed up all over my screen. It's looks like, you know, a bad analog cable connection when there are...