My Samsung DLP HD 46" TV just went Black &

I would start by checking all the cooling fans to see if one is dirty or possibly failing.

color wheel part#
BP96-00674A

this web site: https://www.encompassparts.com/item/5933777/Samsung/BP96-00674A/Assy_Color_Wheel_P $126.45

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call for availability & price

http://www.samsungparts.com/Products/Parts_and_Accessories/PID-BP96-00674A.aspx?gclid=CL6G8dCe98ICFYRFaQodfosA1w
$135.65

The tv have a colors wheel.The tv make humming,buzzing motor loud noises or flickering black and white pictures.The colors wheel is dead,require changing,bcause of the colors wheel axsis rubbing on it sides or worn out,than have black & white pictures.Hire a tv tech, to do the job.Because changing the colors wheel is not easy.Require take out many machanicals parts,before even can change the colors wheel it self.

Yes,the problem is the colors wheel it dead.That one of the cause by the colors wheel,other are alots of squiling noises and making very loud buzzing sound.The cooling fan that u think is overheating,does it stop sometimes,when the tv is still on?Yes,than replaced it also,no than it still ok.Just hire the tv repairman,the parts he'll take care of it,don't order the parts,u might get the wrong parts or different sizes,that will not fit in ur tv.

Hi,If your tv is a dlp you might be experimenting a color wheel problem.The color wheel is a rotating disc that has a gamma of colors it spins at high rpms.The light of the lamp goes through it to create the colors on your tv.When it starts to go bad you will get color distortion ,black and white picture and sometimes you will hear humming noises.

Bearings in color wheel going bad and needs to be replaced. Call a local tv repair shop on pricing and availability of color wheel for your model and chassis
number.

This sounds like a problem with your color wheel
see link
http://www.jangro.com/electronics/samsung-dlp-replace-color-wheel/

Color wheel needs replacement

The problem of your DLP TV is a defected color wheel,replaced that so it will works normal again.

Hope it may help you;

Regards,
VOTIT

Sounds like you have a bad color wheel assembly which is located in your light engine assembly.

pt#BP96-00250A