Where can I get a Orega 10799630 40351A-1 flyback for a GE d52w12 52in rear projection tv?

Try resoldering the flyback transformers connections on the board. Its very common for the flyback pins to develope cracks around the pins which can cause that issue. I would check that first with that model.

Tries Tv repair World.com,Ebay.com for the Flyback transformer.

Have you ck 3 capacitors on deflection board cp150 2200uf 16v, if it is bad other 2 caps are 220uf 35v cp114 cp120 Your TV is really a RCA

it might have 2 do with the internal outlet??

replace the flyback you can get a replacement at the following link leave a email with your model number and they will respond quickly with which flyback you need they also provide free instructions with pictures on how to do the repair.
http://servicemanuals.vstore.ca/

that model is famous for bad flybacks. It uses flyback number 265409 you can get a replacement at the following link with free online tech support that will explain how to install the replacement. Here is the link.

http://servicemanuals.vstore.ca/

Thats the error code for a bad flyback. Its a very easy an ixspensive repair. You can get a new replacement flyback at the following link for under 50.00 and free tech support so you can install it yourself. here is the link you need flyback 265409 for your model.
http://servicemanuals.vstore.ca/

sounds like the flyback, That model is famous for thr flybacks burning through. If it is indeed the flyback thats a repair which is easy and you could do it yourself for under 50.00 Go to the following link leave them a email with your model number and sympton they have your flyback for less than 50.00 with free shipping and free tech support. Your model uses flyback number 265409
here is the link.
http://servicemanuals.vstore.ca/

You need flyback number 259296 you can get a replacement at the following link for under 50.00 with free shipping
http://servicemanuals.vstore.ca/

solder issue at the flyback. try resoldering the flyback