At first, it would turn on, no picture, and then turn back off. Now, I unplugged it, waited for a few seconds, and now it won't even turn on at all!! It is a Toshiba 42 inch flat screen model # 40E200UI
SOURCE: TV Problem
The first thing is to check to see if the fuse is blown,if so replace with a 5 amp fuse,fuse is located near were the power cord connects to the board,make sure set is disconnected from power.
SOURCE: 32 INCH tv
the cpu of your tv is not working,coldsolder the mainboard of your tv and the cpu then get the voltage output of your tv.
SOURCE: no picture, but power light is on
THE POWER SUPPLY OF YOUR TV WAS THE PROBLEM,YOU COLD SOLDER THE MAINBOARD OF YOUR TV,AND THE CRT SOCKET CONNECT TO THE TUBE IS ALSO COLDSOLDER,.
SOURCE: RCA HD52W58 Picture not working / Sparking in back.
maybe there is a lizard inside, open the back cover then remove the PCB. re solder the damaged area and clean it with an electronic spray cleaner. check for cold solder component leads and re solder it.
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