1)unplug all the peripherals from the computer,press the power button and hold it,then connect the peripherals.
2)open the tower and try to reseat the ram and the memomy slot.
3)try to go to BIOS screen,if it gets stuck while going to bios,shut down the computer,disconnect the sata cable of the harddrive,try to boot the computer to bios without the hard drive connected,if it goes to bios properly with the harddrive cable disconnected,that means hard drive has gone bad.motherboard is alrite.
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