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We have a Sony KP-43HT20 Projection set that is showing a red or sometimes green shadow or double vision effect can any one help .Should we fix it or buy a new TV
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your color engine is failing its also known as the optic block and they are very expensive to replace good luck google the optic block failure in these sets to better educate yourself with what your dealing with ok it most often blue that shows the failure but green and blue to and red
yes the convergence problem leaves a shadow of red or blue like an outline around the picture, sometimes part of the screen some times the entire screen.
Its failure of convergence ICs and will be replaced. Convergence ICs are mounted on silver heat-sink on D board of TV Let me know exact model number to help you with more technical info.
Open the TV set and at the end of the CRT, there is a Circuit board
(Video baord) where color adjustments are manually done there. OK,
normally there are cracks or cold solders on the terminal of the
components which can be the cause. You'll need a technician to do the
re-soldering of the terminals. cheers.
5 times blinks is error code for No Good White Balance and you said that picture is very green. As you know TV is approx 7 years old so it needs RGB gain adjustments. If you are TV tech person or know about TV repair, let me know to guide you further. Or contact local TV repair shop to fix it.
may have bad convergence amps stk392-560 board location Ic8001 Ic8002 or the dcu unit is bad or the alignment drifted off and it needs service adjustments made to it.
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