Laptop give loud noise sound when switch on Tags: Laptops Switch CPUs Windows 7 Last response: January 9, 2012 3:57 PM in Windows 7 Share challamcsc January 9, 2012 7:32:23 AM Hello, when i start my laptop a loud very noise is starting... and the cpu fan is running for 4 or 5 second then stop... More about : laptop give loud noise sound switch nikorr a b D Laptop a b à CPUs a b $ Windows 7 January 9, 2012 3:47:49 PM Some laptops do that, its part of the start up check, system just making sure its working fine. CaedenV a b à CPUs a b $ Windows 7 January 9, 2012 3:57:57 PM It is just the fans spinning up before BIOS takes control. Perfectly normal for budget (and even some higher end) laptops and PCs to do this. If they spin up, and then stay loud, then be worried that something is wrong. Can't find your answer ? Ask ! Publish Related resources: ForumLoud beeping noise comming from pc ForumJust installed H50, but loud p/p fans noise & maybe high temps? ForumSeagate Barracuda LP ST31500541AS 1.5TB and loud random clicking noise ForumPS3 really loud noise ForumSounds of Silencers Are Loud and Clear: PCs Are Too Noisy ForumComputer crashing to black screen with loud noise , dont know what to do next ForumBoot up failure + loud noise in hardisk ForumStrange Noise - Around CPU ForumMy laptop is making a really loud noise and is coming to a boot manag ForumGive me your opinion about my new $3000 build ForumLaptop power cable causing weird noise through speakers ForumBuzzing Noise when I plug in Audio Jack of Laptop ForumNew PSU and Loud Noises ForumPSU - Loud pop noise ForumWindow 7 this copy is not genuine ForumEnable bluetooth windows 7 laptop ForumZebronic sound driver plz download ForumToshiba satellite laptop intermittent internet connection ForumInstalling win 2000 on win 7 laptop ForumUSB not recognised in Laptop but works in Tower More resources Read discussions in other Windows 7 categories Configuration Customization Drivers Security Laptops !