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High pitch tone from DVI port upon logging off

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Profile: stranger
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Just got a BENQ FP93G X LCD, really happy with it. But when I shut down, high pitch tone comes from DVI connection to my video card. Ceases when I unplug it, and is fine when plugged back in. Any ideas what is causing this, or am I doomed to manually remove the cable everytime I shut down???

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Imagination is more important than knowledge
Profile: old hand
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There is sound coming from your DVI port 8O

I think you should book your self into the loony bin if you ask me :?

AMD - The Lesser Evil
Profile: Forum Resident
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perhaps there is a loose connection. does it contiunue after you shut down.

also does it continue after you unplug from the mains. modenr power supplies are desinged to keep supplying a certain voltage after the comp is shut down. it may be that low power that makes it whine. try turning off at the mains and see if it continues.

oh and make sure it is properly connected and even consider getting a different cable and see if it continues. its an odd one but not the oddest problem i have heard about.

Profile: nimble knuckle
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LOL.

Your name is "Cafuddled", and you think he should lock himself into the loony bin? ROFL. Just kidding, of course. Or am I...:twisted:

Hmm, that's weird. Are you sure it's coming from the DVI port? Maybe they replaced some of the connections with a piezo buzzer...:roll:

My BenQ FP202W put out too much heat for me to deal with, and my room is hot enough already, so I sold it and bought a Viewsonic (the one in my sig) :wink:. But I've never heard it whine before 8O.

A+, Net+, Forum+. life+
Profile: Eternal Poster
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Just make sure to let someone know when your DVI port starts "ticking".
K thanks.

AMD - The Lesser Evil
Profile: Forum Resident
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and that reply has to do with me how :?


was that meant as a reply to the OP about some sort of bomb ticking or what.

random post ftw.

Profile: newbie
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Are you positive that it is coming from the DVI port? I have never heard of anything like this before. But, first time for everything, right? :o

AMD - The Lesser Evil
Profile: Forum Resident
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are you taking the piss here or something. I AM NOT THE OP.

please reply to buzz66 in future or quote the person you are relying to.

A+, Net+, Forum+. life+
Profile: Eternal Poster
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Did some looking up and it looks to be the cable itself. The ground pin and the hotplug pin may be interfering as they are right next to each other inside the cable. If they start interfering you will hear noise and the noise will continue even when the computer is powered down. So all you need to do replace the DVI cable.

Here is more information on the cable diagram if you are interested.
http://en.wikipedia.org/wiki/digital_Visual_Interface

I didnt not find the voltage that runs though the hotplug pin, but it may be enough to damage the display if not replaced.


A ticking cable though means you have a bomb. But talk to Strange Stranger about that.

Profile: stranger
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Guess will try new cable then. My first monitor with DVI, so wasn't sure. Thanx to all for the "meaningful" responses. :?

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Profile: Eternal Poster
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hay thats not fair. I eventualy answered your question with research and time and sweat and blood.


P.S. By the way you also need to


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