As far as components are concerned, the most important ones are the power supply unit at the back that supplies power to the system, the motherboard, the processor, the video card, and memory. Once you have done so, it is time to check the connecting cables. If you don't see any light there, it can mean that cables are not connected properly anymore, or that the power supply or motherboard are dead. The motherboard indicates with an LED light usually if it gets power. You may need a screwdriver for this or can use your hands to do so depending on the case used.
#Cpu led light on motherboard Pc#
Just make sure you don't touch anything hardware related after you open the PC while it is turned on. While I'd suggest you turn off the power before you do so, you may get important clues why something is not working if you keep the power on for a moment longer. Do they appear stuck or out of place?Īfter inspecting the PC externally, it is time to open it up if the above suggestions do not fix the issue. Check the power and reset buttons at the front.Do you hear fans and the PC powering up when you turn it on?.Check if the PC monitor has power, and that its connection to the PC is firm in place.Make sure the switch is in the on position. PCs have a power on/off switch on the back usually.Also, make sure the power connection is working by testing it with another electronic device. If power is out completely, those won't work as well. Instead of panicking right away, take a look at your PC and the connected components. Inspection Also a good time to clean the PC from dust.
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