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From: Quaoar on 30 Dec 2005 09:39
Mattrixx wrote:
> Thanks Quaoar,
> for that resolution number (1280 x1024).
>
> I should have caught that!!(Duh)
> Any idea(s) on my low level video problem?
> i.e. When I first boot up I get that flickering rolling 64.4Hz H
> Frequency, and a 60.2 Vertical Frequency,which quickly then corrects
> it`s self as it continues on to desktop.
>
> Thanks again for any help in this matter I`m monitor "challenged"
> Matt
>
>
> "Quaoar" <quaoar(a)tenthplanet.net> wrote in message
> news:roidnZpaPqO-8SneRVn-rg(a)comcast.com...
>> Mattrixx wrote:
>>> Could someone please explain to me about LCD display resolution?
>>> I have a 19 inch Viewsonic VP191b monitor now for over a year.
>>> I have had NO problem with the display, therefore I am unused to
>>> dealing with
>>> a monitor problem.
>>>
>>> I recently changed motherboards and CPU, but kept all other
>>> hardware, including my ATI All in Wonder videocard.
>>> I booted up for the first time,after the MB/CPU swap, everything
>>> went well including re-activating Windows, however during that first
>>> bootup attempt (with the new MB and CPU), I could not "see" the
>>> screen on the LCD! I got a flickering horizontal rolling(?), so I
>>> temporarily changed
>>> back to a CRT and was then able to "see", and I then continued on to
>>> the BIOS to configure, and eventually to the Windows Desktop.
>>>
>>> Later, after all the new hardware and drivers were loaded, I was
>>> able to re-connect my LCD, but I could NOT get the screen to default
>>> to
>>> the 19 inch Viewsonic "native" resolution of 1280 by 768 pixels, it
>>> defaulted to a lower 1152 by 864 pixels.
>>>
>>> When I attempt to *set* the display to the 1280x864, the screen
>>> looks squashed with the top and bottom heading towards the middle
>>> of the screen.When I try to use the digital control buttons on the
>>> monitor, the auto and manual tabs are "Grayed Out", and no
>>> adjustments can be
>>> made!
>>> Also, now when I first boot, I immediately see that same horizontal
>>> rolling as before, but it quickly subsides and continues on as per
>>> normal until the Windows Desktop.
>>> The monitor also displays H-Frequency *63 Hz* V- Frequency *60Hz*
>>> while it is "rolling".
>>> When I try to go to "Safe Mode" by pressing the F8 key during boot
>>> up, I also encounter the same "rolling" and can not see the screen!!
>>>
>>> I have re-installed the Viewsonic driver CD but it has not solved
>>> this problem.
>>> Could this possibly be a BIOS setting I have missed, which is
>>> somehow causing this "rolling" out of sync.... in low video mode?
>>>
>>> Any experienced help here would be greatly appreciated.
>>>
>>> Matt
>>
>> The native resolution is 1280 x 1024.
>>
>> Q

The out of sync can be because the monitor itself is set to say 70hz
while the VGA driver at boot is set to 60hz. Verify that the display
properties and the internal monitor settings are the same at 60hz.

Q


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