Question about Samsung HL-R5668W 56" HDTV

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I am getting humming sound when i turn on DLP HLR5668. No picture

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Could be a bad colorwheel, if its like r roaring sound,if it a buzzing sound check the lamp

Posted on Feb 07, 2010

Testimonial: "Thanks. Fixed the Color Wheel. But facial color (skin color) changes from the normal color to Golden shade. Any pointers to fix the facial color issue"

  • tvtech96 Feb 07, 2010

    you may need to adjust the index delay or cca value in svc mode

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I have a 50PL9220D DLP 50". Original problem was picture turned blue and had humming noise. Replaced lamp. Now have humming noise and picyure will come up fine for 5 sec then picture goes out. I have...


Sounds like the unit is going into a thermal protection mode. Probably something wrong with a transformer.

http://www.support.philips.com/support/service/service_page.jsp?userLanguage=en&userCountry=us

Jan 07, 2014 | Televison & Video

1 Answer

Have a 61" dlp samsung tv, making a humming sound


Bad Color Wheel.will cause this and it is a common problem for DLP Samsungs.
Part number is BP96-01103A
Samsung Parts 1-800-627-4368

Jun 24, 2011 | Samsung HLR6178W 61" HDTV

1 Answer

I have a 52" rear projection vivitek dlp tv. Picture is fine, but it has a loud humming sound. Does anyone know what it is or how to fix it??


turn on video mode if loud humming still occurred replace filter capacitor on audio section from your tv ckt board.

Mar 31, 2010 | Vivitek V37655 56" DLP TV

1 Answer

Samsung HL-P6163W Dlp TV has a loud humming sound coming from the rear. It still has a good picture and I can turn it on and off. Very annoying


If you get a chance. Please post more details. Specially about the sound you hear in the back of tv is it like a humming or buzzing?

Mar 26, 2010 | Samsung HL-P6163W 61" TV

1 Answer

Have picture, but no color and loud humming sound


the color wheel needs replacement. You can get a replacement color wheel at www.tvrepairworld.com

Oct 17, 2009 | Samsung DLP HL-P4663W 46" Rear Projection...

1 Answer

Samsung HLR6768WX DLP TV


That humming sound is a sign that your color wheel is becoming or already is defective. If you don't replace it you might even lose picture in the future since it's part of the light engine system

Jun 30, 2009 | Samsung HLR5688W 56" Rear Projection HDTV

1 Answer

Samsung ldp 46 " replaced lamp humming sound fans cleaned and working set continues to turn off every 20 min or so


Humming problem with a Samsung DLP HL-P5063W
picture displays good
Humming randomly starts, but once it starts it hums

May 31, 2009 | Samsung DLP HL-P5663W 56" TV

1 Answer

Samsung DLP TV has lot picture. Makes a Humming sound


That sounds most like the color wheel,
to change that you need to have some skill in electronics, I would recommend to take it to a shop

Apr 25, 2009 | Samsung DLP HL-P5663W 56" TV

1 Answer

My Samsung 50" DLP HDTV keeps humming when the DLP lamp comes on.


Hi, you have one of two problems, either the color wheel is going or one of the cooling fans are going, the color wheels are a very common problem in samsung dlp`s, sorry I can`t nail it to a specific part but I`d bet it`s the color wheel as they are notorious for failing in samsungs, video-tek

Mar 17, 2009 | Samsung HLR5067WX 50" Rear Projection HDTV

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