3 beeps and checked everthing but same sound its a desktop... Tags: Power Supplies Connection Desktops Hard Drives Components Last response: November 13, 2012 8:23 AM in Components Share samuelsandesh November 12, 2012 1:08:55 PM 3 beep sound and checked ram,harddisk ,....every connection i am unable to find the fault.....its a desktop. More about : beeps checked everthing sound desktop alexoiu a b ) Power supply November 12, 2012 1:14:40 PM Is it one long, two short? Is it a new setup? What are the components? m 0 l samuelsandesh November 13, 2012 8:21:16 AM it is making some 3 short beep nois and cant find wats the problem i changed ram,battery,ups ......... its intel 2.80hzs processor i upgraded the whole pentium 4 to core 2 duo except the switching power supply .. it workd brintly yestrday........... m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !