Sony Grand WEGA KDF-60XBR950 60" Rear Projection HDTV "optical block cleaning" Questions

...optical block when a discoloration happens but it is almost always blue. You may have a bad C borard or a bad C-2 board. If you are confident enough to take it apart and clean the dust from the ...

sony kdf 50we655 I replaced the bulb but the picture has lighter areas on the screen, makes the picture bluer. I got another replacement bulb and the same problem is there. I don't think it is the Tv ...

Blue spots on the left bottom corner of my screen... instead of cleaning the lens assbly wat other solution .. thanks the issue is the optical block itself.. replace the optical block

...optical block) Its costly part and needs qualified TV tech to fix it. Ive had the problem.  You dont need a qualified tech.  I found a page ...

...optical block may have to be replaced the problem with replacing the optic block, is that now you can buy a brand new TV cheaper than the cost of the block and labor. I was quoted around $1100.00, ...

optical block assembly. Remove the back of the tv, about 12 screws. Removed the large support plate, and the small support bar on the left. Remove the buttom screw on the large fan on the lower right.

...optical block is the issue. The lamp shines directly into it. If the picture was good before the lamp was replaced, it is possible that that replacing the lamp might have dislodged some micro dust ...

How do I change the Optic Block Engine on KDF-55WF655 you have to have a long phill scew driver you have 4 sw in front of tv 3 in the back you need a mag tip for this the scew are in dep un hook all ...

...if I clean it, that will cure the problem. Do you have any detailed instructions on how to do that? this is a optical block going defective is no way to clean this the lcd chip is burned not

horizontial lines and picture deteroration I have a wd 62825 and the picture is deterorating with horizontal lines. I have clean the mirrors and replaced the bulbs. Any other ideas? This one is tough.