Would like to now how to remove and reinstall the two convergence chips and how to check the resistors to see what ones to replace?
SOURCE: HItachi 43FDX20B Rear Projection TV Convergence Problem
Replace both STKs Use StK 329-180s if set is using110s,120,150s, I havent heard of anyone yet getting shocked from replacing ICs.
SOURCE: where are the convergence chips and resistors
There are none in that chassis. You can get the convergence option missing repair kit at the following link and the kit contains the parts and CD with instructions. www.tvrepairworld.com
SOURCE: sony projection tv convergance trouble
Replacing the IC's and the checks you did usually solves the problem.
Double check your wires - especially the R,G and B convergence wires going to the CRT necks - I've had them mislabbeled from the factory b4 and that really throws you off.
Was there any change in symptoms once the IC's were changed and do you have the negative and + supplies feeding the IC's (usually around 30VDC)
If you have the manual, have you tried service menu convergence adjustments?
Testimonial: "Thanks power seems to be good as close as I can get. how do I do a service menu convergence adjustment? all the kp-61hs30 has is auto convergence"
SOURCE: Replace a convergence chip on a tv
This is not specific to your set/model but should give you a good general idea.
See link for more detail
http://www.ehow.com/how_4575598_yourself-projection-tv-repair-convergence.html
Testimonial: "Thanks! That's just what I needed!"
SOURCE: convergence chips and resistors
I have the same problem my numbers are R2728 and R2734 could you please tell me what type and where can I get them at
Thanks,
Sheri
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