Top 20 Sony Grand WEGA KDF-55WF655 36" Rear Projection HDTV Questions & Answers

Hey,, TV's pictures do have a "shelf life"... he said usually around 150,000 hours..I did not know this until the "guy" at best buy let me in on the secret...now, i always turn the TV off no matter when or how long I am going to be gone..

How many times does the red light flash before it pauses and then starts again? This is important info as it helps to diagnose your problem.

You can simpley fix this problem!Just buy a universal remote!BTW: Don't buy a new kind but on older kind of universal remote!It's just 10 bucks in a electric store!

hold in on the power button for 10 sec make sure you put the cover on it good first if that dont work unplug it for a few sec then try to hold the power button down for 5- 10 sec that should work

Check it on a unused video input---if see reddish color area it is the optical light engine in the unit, a lot of this model had this issue--burn in optical engine lens.

Its a do it yourself thing, meant to be replaced by the customer/owner. the owner manual has full instructions for this.

If the "bar" is black or darker than the rest of the screen it is a damaged optical light engine--caused by the intense heat from the lamp that shines into the engine.

http://www.youtube.com/watch?v=XMxpF_uY-Ds

The ballast board will need replacement you can get the sony Lamp ballast 146892712 used in the KDF55WF655 models, from www.tvrepairworld.com listed under the sony DLP circuit board cxategory

3 blinks is indicating that the lamp door cover isnt making contact so the lamp door cover is either attached wrong or the switch is defective.

HelloThe main board of your Sony TV is faulty. Replacing the board is the only repair work, and no repair work to component to this board is possible. Before replacing the main board, a thorugh ckeck to the power board also is necessary, because, any voltage output from this board may cause troube to main board also. If you have knoledge in electronics, you can do the ork by yourself at home. If you have enough knoledge in electronics, and have confidence that you can do this work by yoursef, inform me. I've the repair document for your Tv, and I can help you to do this work, by send the manual to you, and assist you. OK

Thats an error code how many times does the light blink?

The optical block needs replacement. Very common issue for that model. The optical block is a very expensive part if you can find them.

I am attaching a download link so you can download the instructions that show how to replace the lamp. You can get the replacement lamp from www.tvrepairworld.com and the instructions are at the following link http://www.mediafire.com/?tse1r3ofs2q89lq

Hi:
The IR receiver inside the television is becoming intermittent and needs to be replaced. You might also check the connections on the receiver small circuit board for cold or loose solder joints.

Thats a very common issue which is caused by the optical block needing replacement which is a very expensive repair.

Alla symptoms showing lamp problem, did you replaced lamp in tv?
You said "Changing the bulb has no effect."
Was the bulb from Sony in its original casing or it was low priced bare bulb installed in old lamp casing?

You can do it, It will cost $150-300. DiscountMerchant.com has 'em in stock.
Here are disassembly diagrams.
https://picasaweb.google.com/mrw.tech/20110916?authkey=Gv1sRgCMP9m_3t4JGxigE

good luck!

Replace the G1 board the 6 blinks is indicating low B error ( G1 Board)