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  1. HLN617WX/XAA - Colorwheel Test

    Samsung
    I have this horrible high frequency whining and i'm pretty sure it's none of the fans. As i understand it, the Colorwheel has bearings within the assembly.?. Just spinning it manually, i can hear the bearings, so i can image the sound at 9000RPM. Is there a way to 'run/test' the color wheel...
  2. Colorwheel issues sharp dlp??? Help me please!!!!!!!!!

    Sharp
    HELLO ALL, Im new to the shack I have a 65" sharp dlp 65dr650.... ive read a lot about this tv... the light engine is defective i think... Any way, i had some problems recently wiht the tv shutting off about 30 min after powering up.. Before it goes out it blinks and flickers and makes this...
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