JVC LT - Recent Questions, Troubleshooting & Support - Page 6
Stand by button starts to flashh after the tv is swichted off and the tv will not go on
These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit section inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power LED, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating procedure, to many popular brand TVs and other devices.
http://electronicshelponline.blogspot.com/
Blinking codes details to many popular brand TVs are given. Surf the site with patience.
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go to roku.com and wartch the video.lol.
My jvc model lt22EM72 won't turn on...red button on front lights up when I plug it in however
hi hello there yes I think I can help you out here, the same thing went wrong with my fathers TV. and it turns out that its the capacitors in the circuit board of the TV. now then you need to open up the back of the TV, its really quite easy. all you do it when the back is off the TV look at the tops of the capacitors the good one that work will look and feel as flat as a pancake, the ones that are broken and nee replaced have a either slight bulge or have burst wide open you cant miss them they stick out like a sore thumb most of them. you need to heat up a soldering iron and carefully heat up the bottom of the capacitor so that the silver on the back of the circuit board melt and then pull out the capacitor. go to maplins and get a replacement for the ones that are broken. and replace them the very same way you took out the broken ones. do a good job on soldering them back in exactly and I mean exactly the same way they came out. make a note even draw it down the way they were before you take them out. that will fix your tv
good luck
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