The power supply is one of the main computer and workstation components. The power supply current decreases and the voltage network to the required parameters.
It feeds all the system unit device.
Over time, the need to replace the power supply: Every month there are new items peripherals that require more energy to food costs.
You will need
- - Power Supply
- - Phillips screwdriver ( "+")
When replacing the power supply should be followedthe basic rules of electrical safety. Before replacing the system unit must be shut down by removing the power cord from the wall outlet. Then you need to remove the side wall of the chassis. If the sidewall of the system unit is fastened by means of snap fasteners, it is necessary to open the latch and remove the side panel. Some manufacturers of system units fixed side walls connecting screws. Take a screwdriver and unscrew them.
Disconnect all power cords that haveconnection to the motherboard, hard drives and CD / DVD-drives. Turn the system unit rear side (back) to him. With one hand, hold the power supply in the other hand you will be a screwdriver. Carefully unscrew the screws. Holding the power supply is necessary because of its possible fall on the motherboard components. Remove the power supply.
Installing the new power supply is made inreverse sequence of the process described above. Take the power supply and put it in its place. Screw the screws in the places where they were in the past, the power supply unit. Connect all the power cables in the same order. Close the side wall of the chassis. Plug the power cord of the system unit power outlet. Turn on the computer and check the operation of the new power unit.