There are a few reasons why your PlayStation 4 may be beeping but not turning on. One reason could be that the power cord is not connected to the console. If you have trouble turning on your PlayStation 4, it might be because of a problem with the power cord. Another reason could be that there is something wrong with the console itself. If you notice that your PlayStation 4 is not powering on or making any noise, it might be worth taking it to a nearby store or service center to get it fixed.