Help! In dire need, can't change resolutions anymore! :(

Hankysmoo

Golden Member
May 27, 2000
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This is quite a dilemma which is driving me crazy. I wanted to install a agp Creative Tnt card on my friends computer who is currently using a STB riva128. Thus, I properly took out his video card and put mine in. Everything was fine until it came to installing the drivers. I downloaded det 2 5.22 nvidia drivers, 6.31 det3 drivers, and the creative 6.34 drivers and tried installing them. All of them installed fine but the darn thing won't let me change resolutions! His display is always set to 16colors 640x480 :(. When I check in device manager, the Nvidia TNT always has a yellow exclamation point and it says its installed but not properly. When I click on driver details, it says VDD.vxd not found. I guess this is the problem but I dont know how to fix it. The crazy thing is that I've installed this video card on his computer b4 and it worked fine. Thus, I thought I would just reinstall his old video card. Now his old video card which was working perfectly fine 30 mins b4 wont change resolutions as well. Thus, things were really bad now. So, I then decided to reformat his computer and start fresh with windows 98SE, hoping it would solve everything. Well, it didn't. The drivers would always install but when it came time to changing resolutions, it would always just stay at 16 colors at 640x480. I've changed/upgraded video cards many times and reformatted quite a lot and never came across this problem. Since both his video card and my tnt card now can't change resolutions, I'm thinking the Agp slot in his 440LX motherboard might be permanently damaged somehow. Could this be it? I sure hope not though, as I've tried everything I can think of and consider myself pretty experienced with this kind of stuff. When booting up, I notice that his video card has an IRQ of NA. Is this right? Maybe thats the problem but the only things he has in his computer is an ISA SB AWE64, Zoom external modem, Toshiba CDROM, and 6.4gig hd. Does IRQ's have anything to do with this? What could be wrong? I am open to any suggestions and would really like to fix my friends computer. Thanks.

Since I can't think of anything, the next thing I will try to do is install windows 2000 on his computer, this a good idea?
 

Moonbeam

Elite Member
Nov 24, 1999
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I'm tanked on champaigne so forgive me if I missed some details, but could you try a pci adapter to see if it will give more resolutions. Did you remove all video adapters, and set to standard video adapter before installing the new drivers.
 

Hankysmoo

Golden Member
May 27, 2000
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I unfortunately dont have a pci video card, I thot of that as a solution too tho. And yes, I removed all video adapters, and set to standard video adapter before installing the new drivers.
 

dcdomain

Diamond Member
Jan 30, 2000
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Just wondering... do you have your monitor installed? I know it'll work with just a 'plug and play' monitor. But if you have the specific monitor installed... it should work.

But then again, that doesn't explain the exclamation marks that still pop up even after installing the new drivers...
 

Hankysmoo

Golden Member
May 27, 2000
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how do i install the monitor? its a sony e200, you might have solved my problem! thx
 

Moonbeam

Elite Member
Nov 24, 1999
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Depending on your operating system, you may find that monitor like you can choose an adapter. For win98= display, settings, advanced, monitor, change, next, display a list, next, show all hardware, sony corp, sony 200XX
 

Vinny N

Platinum Member
Feb 13, 2000
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D'oh...should have saw this thread earlier...that whole monitor thing is silly...it's a problem with the detonator driver since version 2.08 but the issue of a specified monitor is only an issue if the device goes in without any problems...

However since you said:



<< When I check in device manager, the Nvidia TNT always has a yellow exclamation point and it says its installed but not properly. When I click on driver details, it says VDD.vxd not found. I guess this is the problem but I dont know how to fix it. The crazy thing is that I've installed this video card on his computer b4 and it worked fine. >>



It's not installed properly so forget the whole monitor driver thing completely.

After the fresh reinstall, are you still getting the VDD.VXD missing on the properties of the video card?

(btw, in Win98SE, VDD.VXD is part of VMM32.VXD, but if you so choose you can extract VDD.VXD from the cabs)

Is IRQ for VGA enabled in the BIOS if it's an option?

Could you disable COM ports and the parallel port, just to see if it'll free up some IRQs for the video card?

Go into safe mode and pull all the display adapters after you're sure it's got an IRQ at least through the BIOS.

Then boot it normally again and point it to the drivers when it's redtected.

I've seen a problem where the video card works intermittently, on one boot it goes to 640x480x16 colors, on the next it can do all the resolutions and color depths like it should...it seemed to be a weird IRQ issue, but eventually, I just replaced the motherboard...

In this case, I hope it's not the AGP slot on the motherboard or simply the motherboard going loopy.
 

oldfart

Lifer
Dec 2, 1999
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Vinny is on the right track. The TNT card MUST have an IRQ assigned, or it will have exactly the symptoms you describe. Drove me nuts the first time I put one in. There should be an &quot;assign IRQ for VGA card&quot; or something like that in the bios.
 

helloedchen

Diamond Member
Jan 7, 2000
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www.gideontech.com
replace the current drivers for the video card with he standard pci driver.
reboot the machine.
updated the drivers of the video card with the newer ones.

you sure the drivers you downloaded aren't corrupted in anyway?
 

oldfart

Lifer
Dec 2, 1999
10,207
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Its the IRQ thing. I had the exact same problem. You can install drivers till you are blue in the face. Until the card has an IRQ, it wont work. That little yellow exclamation point is there because of it.
 

Vinny N

Platinum Member
Feb 13, 2000
2,277
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For the curious, this was the weird irq problem...

The system kept moving the irq from the onboard parallel port to the TNT, back and forth between bootups.