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Power socket and main board power supply diagram
The main power sockets are the AT power socket and the ATX power socket. Some motherboards have both sockets. AT socket applications have long since been phased out. The 20-port ATX power socket adopts a plug-in anti-reverse design, which does not burn the motherboard like an AT power supply. In addition to this, there are generally power supply and voltage regulator circuits in the vicinity of the power outlet. The
The main board power supply and voltage regulator circuit is also an important part of the motherboard, it is generally composed of capacitors, voltage regulator or triode FET, filter coil, voltage regulator control IC block and other components. In addition, the P4 motherboard usually has a 4-port 12V power socket.