The house television, which had been running for three years, had malfunctioned, had no sound but no image, called the television after-sales service, and the maintenance staff came to the house and said that the maintenance cost was about $1,000. But it's a shame to throw the old one, so why don't you try it yourself, fix it and add flowers, it doesn't matter, it doesn't cost much anyway。After careful observation of the sound of the telev