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20th June 2012, 01:55 PM #1Notebook Guru
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5920g projector VGA connector results in dull pic
Hi
I recently changed my gfx from a nvidia to ati. It usually works well - but I've now realised that if I connect to a projector using the blue connector on the side, the resulting pic projected is very dull and faded.
This happened with a number of projectors. Is it a drivers issue, or should I tweak the settings somewhere? Other laptops worked fine.
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Also - thinking of getting a SSD hard disk. Anything decent on amazon for £60? Will it really give me a performance boost?
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20th June 2012, 03:45 PM #2
Re: 5920g projector VGA connector results in dull pic
Check if the signaling voltage is the correct 0.7V value. (Display a white image on the projector, then measure voltage between the RGB lines and the ground.)
Acer Aspire 5720ZG "Maximum Overdrive": CPU: T9300 | VGA: GT 230M, 1GB DDR3 (MXM-II, taken from a Toshiba A500) | RAM: 4GB | Display: 1920x1200 "LP154WU1-TLC1" | BIOS: V1.45 "Black edition V4.0"
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26th June 2012, 09:10 AM #3Notebook Guru
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Re: 5920g projector VGA connector results in dull pic
Sorry, no way of testing it until I'm at a conference...
What's the common causes? Is it a short somewhere, or can it be caused by drivers?
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26th June 2012, 04:59 PM #4
Re: 5920g projector VGA connector results in dull pic
Not a driver issue, for sure - more likely some amplifying circuit (on the card or on the motherboard) going nuts.
Acer Aspire 5720ZG "Maximum Overdrive": CPU: T9300 | VGA: GT 230M, 1GB DDR3 (MXM-II, taken from a Toshiba A500) | RAM: 4GB | Display: 1920x1200 "LP154WU1-TLC1" | BIOS: V1.45 "Black edition V4.0"
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27th June 2012, 08:35 AM #5Newbie
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Re: 5920g projector VGA connector results in dull pic
Funnily enough I tried this earlier today with an older TV and a 5920, I found that when I went to a higher resolution (1280x720), the screen went extremely dark and had a red tint, but it displayed totally fine when I put it down to 1024x768
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27th June 2012, 03:01 PM #6
Re: 5920g projector VGA connector results in dull pic
Likely that TV can't do 720p, or it doesn't handle widescreen resolutions properly.
Acer Aspire 5720ZG "Maximum Overdrive": CPU: T9300 | VGA: GT 230M, 1GB DDR3 (MXM-II, taken from a Toshiba A500) | RAM: 4GB | Display: 1920x1200 "LP154WU1-TLC1" | BIOS: V1.45 "Black edition V4.0"
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13th August 2012, 07:26 AM #7Notebook Guru
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