Question about Toshiba 55H70 55" Rear Projection Television

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Toshiba 55'' rear projection blue shadow

We took the back of the tv off and there were 3 colered circles. The blue one has lines going through it. Can we adjust it or buy a new one>

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What are the colored circles youre talking about?

Posted on Nov 30, 2008

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Posted on Jan 02, 2017

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1 Answer

Tv has shadows


If 3 d looking or colored lines etc on this model listed here it is a convergence problem and fixable.

Dec 23, 2012 | Toshiba 55H70 55" Rear Projection...

1 Answer

What causes the yellow and blue ghost on tv, and how to solve it. It is on a Toshiba rear projection


The problems ur tv have is known as a convergence problems,it dead.The tv colors lines R,G,B mis alignment,have colors shadows pictures or 3D pictures look like.The tv convergence board have dead 2 STK convergence ICS and some or all it resistors are dead.These parts on the tv convergence board,must be replaced these parts on the tv convergence board to solved the tv picture convergence problems.The shop,will cost u $300-350 for parts and labors.

Oct 25, 2010 | Toshiba 55H70 55" Rear Projection...

1 Answer

Blue tint across screen and black shadow of sort


Hi , it seems you are experimenting a light engine problem.Here's how your tv works: http://www.youtube.com/watch?v=ZLLHnQ4y-wo Basically there's 3 LCD chips that create the colors and image by blending together.When these chips start to melt you will get those blue spots, pixilation even vertical lines.You will need to replace the light engine. Have a blessed one!

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1 Answer

Toshiba 43a10 has an intermitent blue screen


it must be because ur tv is not being serviced regularly
cos the chips get fungus growing on it it happened to my
tv too its is 55" toshiba rear projection so get it to an toshiba repair centre.

Aug 13, 2009 | Toshiba 43A10 43" Rear Projection...

1 Answer

I have a red and blue shadow in my picture


i think you need a new convergence board they rin from about 88.00 to about 140.00

Sep 08, 2008 | Akai PT5598HD 55" Rear Projection...

1 Answer

Red double picture with green and blue


convergence problem there are 2 integrated circuits inside the set needs to be replaced

Aug 25, 2008 | Toshiba TZ50V51 50" Rear Projection...

1 Answer

Blue shadows/ghosts


how old is the tv ??
if this tv is older than 5 years it may need to refill the liquid on the proyection bulbs and/or could have contaminats in the fluid causing the ghost and to fix that you will need a professional person to do it

Apr 03, 2008 | Toshiba TP55H60 55" Rear Projection...

1 Answer

Convergence fuse Toshiba rear projection tv


Wire jumpers need re-soldering....Locations 008,010,017 etc
on inside edge of signal board near convergence IC's.....research
my Toshiba " H " Model rear projection " blows fuses" solutions.
...................................T.

Jan 27, 2008 | Toshiba 55H70 55" Rear Projection...

1 Answer

Blue line shadows


sounds like convergence amp ic's
http://home.earthlink.net/~oleg.filippov/ConvergenceFix.ht
http://cmpalmer.blogspot.com/2006/11/fixing-my-own-tv-part-ii.html

Jan 03, 2008 | Toshiba 55H70 55" Rear Projection...

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