Power Supply :- Power supply provides funtionallity to all computer component's.With out power ,even a single, component will not work then there should be special power supply arrangment for every component's.Yes you are right ,there is special arrangment for it.A power supply converts 110 volt or 220 volt Ac current into the DC voltages that a computer needs to operate. These are +3.3 volts DC,+5 Volts DC,-5 volts DC(ground),+12 volts DC,-12 volts
dc(ground) and +5 volts DC standby.The +3.3 volts Dc and +5 volts DC standby voltages are used only by ATX motherboard, not AT motherboards.
|