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Tv jumps on and off - Televison & Video

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Check and replace damaged component/s at its horizontal scan output section circuit. Check the LOT (Line Output Transformer) too for damage. Replace the horizontal scan output transistor. Check the input voltage to LOT. If the voltage is absent check the feeder resistor; if any. If you wish to get some details; check the site linked here. Pull up older posts.
http://electronicshelponline.blogspot.com/ Type in this key phrase " my service table today " in the search box at the top right of the the home page, to get gathered some pages which has the details of practical experiences of the author of that site. The search result will display about 20 Nos of related posts. Press the "All posts" at the bottom of the list, then you can select them one by one.

Posted on Dec 31, 2016

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6ya6ya
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Posted on Jan 02, 2017

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``my iview i700QW wont reboot the screen be blue


it seems the tv is doing a bit of self repair to its firmware wait a moment or so and the tv should fix its firmware if not please download the tv's firmware from the iview website and place the files of the tv's firmware onto a USB jump drive and the tv should pick the files up from the jump drive and start recovering on its own

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sound likes it is your internet connection.
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Check its front panel control button micro switches. Replace all of the at onetime.

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Hi, this tv is driving me nuts. I just had the bulb replaced because it was jumping and going out. I thought this would solve the problem of the jumping, but is still does. Any ideas on what it could be?...


Tv have jumping picture and go out are not the projection lamp problems."Jumping" Horizontal or Veritical high votage area circuitries have dead parts,must hire a tv tech. to trouble shoot and replaced parts to solved "H" or "V" hold tv to work.Tries many tvs shops,tries get the prices best qoutes and get it repair.

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The tv turns itself on, and while one jumps


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My tv jumps with red lines while watching. JVC


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My tv picture jumps when I walk by it. Is it the


It is EMI ... electromagnetic interference...

Do you carry your cellphone when this happens? Maybe your iPod?... could also be static charge on your clothes (not likely, but possible)... like wearing sox on a carpet...

Please comment for further help...

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1 Answer

The TV picture stared jumping. Then lines were


If, indeed this is a polaroid clone TV, most probably the fix is a new "control board", at the cost of $400 if TV is not under warranty.

Sorry to not be of more assistance.

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1 Answer

Toshiba 42H81 - Constant jumping picture on scren


it needs the hyper module replaced might as well have em do the stk packs too its too old to be a lemon the part that was replaced was not new it was in someone elses tv and had problems there too the trick is to find someone that will fix it so it lasts

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