My 3 year old sony wh1000xm3 isn't turning on and not charging : r/sony

Sony wh1000xm3 do not turn on unless i press on this exact solder ball and turns off once i release the pressure. Does anyone know how to fix the issue ?

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WH-1000XM4 won't charge, but when I turn it on and plug it in the light next to the power button turns red. Anybody who has resolved a similar issue? : r/sony