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46929

May 15th, 2011 06:00

U2410 problem with resolutions

Hello.


I have a problem with resolutions on Dell UltraSharp U2410.

The monitor is connected through a DisplayPort.

 

The monitor is incorrectly stretches the image even for a resolutions with aspect ratio 16:10.


The highest resolution 1920x1200 display correctly.


Resolution 1680x1050


Resolution 1440x900

 

Resolution 1280x800.


Resolution 800x600 display correctly.

 

The image is correctly displayed only in the 800x600 and in the highest resolution (1920x1200). In the resolution 800x600 its correctly stretches the image, though this aspect ratio 4:3.

 

Why its incorrectly stretches images and how I can resolve this problem? Or its a problem with U2410???


Community Manager

 • 

55.2K Posts

May 23rd, 2011 06:00

Can the U2410 stretch the images instead of videocard???
* No. It only has the Wide Mode adjustments.

Community Manager

 • 

55.2K Posts

May 17th, 2011 07:00

Pit_Adri,

The first question engineering will ask you is in what applications would you use any other resolution except for the monitors default, 1920x1200? What video card? What PC model? What operating system?

4 Posts

May 19th, 2011 08:00

Example of application in highest resolution(1920x1200).


And I want to reduce monitor resolution (to 1680x1050 1440x900, 1280x800, maybe other...) in all applications.

 

OS: Windows 7 x64 SP1.

Videocard: ATI Radeon HD 5770.

The monitor is connected via DisplayPort.

 

Can the monitor`s firmware update solve this problem???


Community Manager

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55.2K Posts

May 19th, 2011 19:00

Can the monitor`s firmware update solve this problem???
* Doubt it. Below were the only changes made in revision A02
- Improve grainy issue in video modes by modifying the sharpness table
- Removed the unwanted black bar in pivot OSD
- Resolved DisplayPort audio mute issue
- Modify and standardize the DisplayPort power save sleep/wake scheme

* What revision do you have now?

* Did you try this to remove the black bars?
The Ati Catalyst scaling default is set to around 7.5 under scan which causes wide screen displays to show thick black borders around all 4 sides of the display.
* Right click on the Desktop
* Open Catalyst Control Center
* Switch to Advanced mode
* Click the Dropdown Menu Graphics in the top Right
* Select Desktops and Displays
* Right click on Currently Active Display. This part is very crucial. There is a little picture of a tiny Monitor and tiny Arrow at the far bottom left of the CCC menu. It is this tiny Arrow that you left click on by the button that says Basic and the button that says OK. When you click on the little black arrow (not the Big Black Arrow in the middle of the CCC window, you will get the option to click Configure. Then the following 6 buttons will be available to you:
Attributes
Avivo Color
Scaling Options
HDTV Support
LCD Overdrive
Pixel Format
* Under Attributes, check the Enable GPU scaling box and the Scale image to full panel size
* Click Apply
* Select Configure
* Click on the Scaling Options tab
* Move the scale to the right until you get a full screen image 0%

4 Posts

May 22nd, 2011 06:00

What revision do you have now?

Revision A01.

 

Did you try this to remove the black bars?

Yes. But I want that U2410 stretch the image instead of videocard.

When videocard stretch the images most of resolutions will be displayed at full screen size, but some will not (photos below). Also fonts don`t display correctly.

Example of this is resolution 1776x1000.

 

Can the U2410 stretch the images instead of videocard???

4 Posts

May 24th, 2011 08:00

Thankyou  for your answers.

10 Posts

October 24th, 2012 12:00

I am using the same monitor model, and am also connected through the displayport. When I tell Windows to use the 1280x800 resolution, my monitor switches to 1280x1024. It then stretches the 1280x800 image horizontally to span the monitor leaving letterboxes above and below.

10 Posts

October 24th, 2012 13:00

I did some more testing including using a DVI-D cable instead of displayport to see whether the interfaces were different.

I can't be certain about this, but it appears that this monitor supports very few resolutions. I was able to switch to 800x600, 1280x1024, 1600x1200, and 1920x1200. When the monitor uses a resolution other than these it selects the best match, and then by default stretches the image to fit the display. When the aspect ratio of the resolution the monitor tries to display differs from the true resolution it selects from the list above either letterboxing or pillarboxing is applied.

I was able to get around the problem by setting my video card's configuration to perform all scaling itself. This way the monitor thinks it is displaying a 1920x1200 image while the operating system is producing a 1280x800 image.

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