Color wheel and lens On my RCA HD61LPW42 TV, an usual noise (like a fan rubbing) and a triangular shadow in the upper left corner of the screen caused me to open the back of the TV. I found a segment ...
...(which I didn't realize until today -- two days later -- when I hooked it back up). Now, there is a triangular-shaped, approximately 3-inch-by-3-inch black translucent mark in the bottom right corner ...
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