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After the TV quit working I reinstalled my old color wheel, and now the TV works fine, but the buzzing is back. So I'm wondering, did I buy a defective color wheel that worked great, but only lasted a couple hours? Or did the replacement color wheel fail because it was the incorrect part? The replac...

There is a site called jangro.com that gives tips on replacing a color wheel and then adjusting the settings. There it will tell you that there are two types of color wheels one is an "air bearing" type and when it is used a "jumper" needs to be removed from the panel near the color wheel. There is ...

When you turn the TV on all the parts should run, three fans and the color wheel all turn. When you turn the TV off the fans continue to run for a while to cool the TV. So if you have a noise that stops when the TV is turned off, it is most likely the color wheel because it stops at shut-off, but th...

I have no power to my new lamp; my ballast has several hundred volts going in the Blue/Brown wires. Is this a bad ballast or a control problem?

The screaching could be coming from a fan or a color wheel. Try this, shut off the TV and listen for the normal fan sounds (the fans do run after shut down but the color wheel stops). If the fans run a little while after you shut down and sound normal the color wheel is 99% the cause of the screechi...

I replaced my color wheel on my DLP4663w Samsung and the red and blue colors were reversed in the picture. So after looking at some of the postings on Jangro, I removed the jumper that is near the color wheel, then I pushed mute-1-8-2-power to enter the service mode and instantly my colors corrected...