1. Failed monitor 2. Failed graphics card 3. Failed powersupply 4. Failed motherboard 5. Failed CPU 6. Some other failure that we cannot guess at because you have provided exactly NO DETAILS of your system
Hi, Dust can also get into the fan axles and cause them to bind up. The dragging fans can place an extra demand on the power supply which can disrupt the constant voltage needed for the motherboard and the graphics processing unit (GPU) and the central processing unit (CPU).
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