Buzzing zzzzz sound from PSU Tags: Power Supplies Cooler Master Power Components Last response: September 15, 2010 3:52 PM in Components Share nestleomega September 13, 2010 4:19:19 PM PSU Cooler Master Real POwer 750w GC 2 ATI 4850 crossfire CPU core 2 quad i have this weird humming sound coming from my PSU whenever i try to play cysis or Grid.the sound cease whenever i close the game. i have tried another power socket but problem persists.also change the driver.im confused as to why the sound only emitted when im gaming? i have another PSU which emit bzzzzz sound all the time and i can simply solve that by using another power socket. More about : buzzing zzzzz sound psu COLGeek a b ) Power supply September 13, 2010 11:32:41 PM It is buzzing because you are putting the system under a greater load when gaming, making the PSU work harder and generate more heat. The PSU's fans are likely cranking at 100% when this is going on and making it noisy. You should be fine. enzo matrix a b ) Power supply September 13, 2010 11:34:01 PM It sounds to me like the fan and Lol well, nevermind. COLGeek got it right. Well said. Can't find your answer ? Ask ! Get the answer jsc a c 144 ) Power supply September 15, 2010 3:52:43 PM Power supplies shouldn't buzz. The fans may whir loudly under load, but PSU's should not buzz. Can't find your answer ? Ask ! Publish Related resources: ForumRogue PSU ForumOnboard Sound buzzing after psu was fried. ForumBuzzing sound coming from recently built PC, PSU ? ForumBuzzing sound from PSU ForumPSU Buzzing /Whining Sound ForumBuzzing sound from PSU ? ForumWeird buzzing sound from PSU . ForumCM PSU making electrical buzzing sound ForumComputer locks up and loud buzzing sound comes from speakers ForumFaint buzzing sound from PSU when computer is on and off ForumComputer freezes while gaming--loud buzzing sound ForumWeird buzzing from my psu ? ForumPSU makes a constant buzzing sound ForumWierd buzzing sound coming out of headphones? ForumI keep getting random black screens with buzzing sound Foruminstalled a new PSU , strange buzzing sound ForumBuzzing PSU under Win ForumPC Freezing / Crashing with loud buzzing sound loop ForumOpinions and price of this PSU........... Forum[Solved] Need assistance from expert: random crashes More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !