China Universal Kit CRT TV Kit No Power

crt tv universal kit FIX

Received China CRT TV for no Power Problem. Checked TV by connecting to the power it showing no indication of life. I.e. No power LED or no EHT.

So I have opened the TV for the troubleshooting. Visually checked the circuit from the component side no physical damage.




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Two K50T60 Mosfet Burnt

how to repair welding circuit board

My brother, who in the welding business brought this to my shop, His shop is right next to mine. He did not know what happened to it but suddenly, it stopped working. When I powered up the machine, I could hear something rapidly ticking inside.

shorted welding machine repair

I took the cover off and got the main power board. Read More

A simple fix to a complicated problem in CD player. Model: Aiwa NSX-R51

cd player fixing

As I was trying to pick up my son from school, an old man approached me and asked me if I repair CD players. As I answered his question, he told me that he sent this CD player to many technicians in town and no one accept it for repair simply because it was old and not worth it.

cd player repair

I promised him to take a look at it and see what I can do. When he brought it to my shop, I powered it up and hit the open/close button, the tray came out and without a chance to put a CD on the try, the try went in again. Read More