LCD color in T43 1871-16A

T4x series specific matters only
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spanichs
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LCD color in T43 1871-16A

#1 Post by spanichs » Sat Oct 29, 2005 9:49 am

I used T42 2373C88 (Cisco's laptop) for a while and was really impressed about its LCD and performance. So, I bought my own thinkpad and I chose T43 1871-16A. Overall, there's not much difference from T42, but I have the big problem in LCD issue.

I researched in the web and found that these 2 thinkpads use the same XGA TFT LCD, but T42 use RADEON 7500 while T43 use INTEL 915. The problem is "color tone" is different. I don't know how to compare it to you. It seems like the T42 color tone is better to my eye, but in T43 the color is dim, gray-like in the menu bar, making me dizzy. At first I thought it is because the graphic chip, but I found one of the thinkpads using RADEON 7500 has the same problem. Later, I think it may result from LCD type. But in the web, it says that both use the same type.

The question is:
Do you think this problem happens because LCD type that I can't fix it unless buying a new one or I can use new color profile or whatever to fix this problem.

Thanks a lot,
-Saroch

GomJabbar
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#2 Post by GomJabbar » Sat Oct 29, 2005 10:02 am

If you don't have it yet, you might want to download and install the Monitor File for Windows 98, Me, 2000, XP - ThinkPad General.

Also make sure you are using native XGA resolution and the maximum color depth available. Right-click on an open area of the desktop and choose: Properties > Settings, and make sure choices are 1024 X 768 Screen resolution and Highest (32 bit) Color quality.

EDIT: Also verify that you have the latest video driver. Video driver (Intel 900 - 910GML/915GM) for Windows 2000/XP - ThinkPad R52 (18xx), T43 (18xx), X41, X41 Tablet, Z60m, Z60t
DKB

spanichs
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#3 Post by spanichs » Sat Oct 29, 2005 1:33 pm

I have already downloaded and installed the latest driver, but the problem still exists. The color tone is still blue-emphasized. It is far perfect from my old T42. :(

Is there any more suggestion?

dr_st
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#4 Post by dr_st » Sat Oct 29, 2005 3:30 pm

Usually, in Desktop Properties -> Settings -> Advanced you can set various options of the video device, among which you can play with the colors. All dedicated solutions from ATi and nVidia have this option, and I can only hope for you that the Intel integrated solution also allows you to tweak the colors in the drivers.

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#5 Post by Kyocera » Sat Oct 29, 2005 4:05 pm

Have you tried changing the Gamma, Brightness and contrast in the ATI color properties, I have done this for my T42 and had a good result. It cut down on some of the brightness and made the colors look richer. I think that is what dr_st is eluding to.

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