If this reset process does not work, it would unfortunately confirm an internal hardware failure. Unplug power at the wall outlet wait 5 minutes press and hold the power/on button for 60+ seconds keep holding while plugging back in, and for another 60 seconds after, then release There is one step you can take here, both as a possible fix, as well as a diagnostic evaluation This could also be the result of age related wear and tear, as a 2010 model, that type of failure wouldn’t be surprising as this machine was designed and built for only a 3 year service life. This issue could be a manufacturing defect, but is also often caused by a power event (shock/surge, prolonged over/under voltage condition, etc). Unfortunately, the issues you are experiencing are symptomatic of an internal hardware defect, meaning a faulty power supply or logic board.
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