MyVolts 5V Power Supply Adaptor Compatible with Mecool M8S Pro L Android TV Box - US Plug

hi everyone i was given this android tv box to repair it and the complaint was that it won't turn on as an additional symptom i was told that several times in the past the cable had to be wiggled close to the power jack for the box to turn on so i knew that the fault was either in the power jack on the android box or in the power supply cable to diagnose the android box and its power supply port i had a similar charger available and i used it to power on the box and it worked as expected with this i knew that the issue is with the charger so i moved my focus to it to start the charging inspection i plugged it into the ac outlet and i measured the voltage on its output this is a 5 volt power supply and i definitely was not getting 5 volt but only some fluctuations of few hundred millivolts this comfort my suspicion that the power supply is faulty so i proceeded into opening it and inspec