I used to work for several Japanese electronic companies and uploaded my view of 80’ to 90 internals of the products on the video.
Talking about difference Sony, Panasonic, Sharp, Casio and etc.
Inspection mark on electrolytic capacitors on switching power supply.
My pronounce of electrolytic capacitors is wired

I was able to upload other contents than multimeters

Have not finishing editing the third video yet.
https://youtu.be/-aKAUejwSkchttps://youtu.be/RWOuAUGVifc