I got the same result so, I have contacted the seller. He will send me a replacement I think. I will let you know about the result.

Sound is fine for regular mp3. When I enter dos from windows 98, it says vortex sound blaster emulation disabled in windows, driver not loaded. However it is not disabled in windows. When I load dos from startup disk I guess naturally i shouldn't work? Dos from startup disk: It says winbootdir …

I was able to install windows 98 on a more modern computer. It gave me the same result. No surround, and only sound when reflections are enabled. I'm thinking I need to buy another mx300 and complain to the seller if the new sound card works.

Thank you very much for the help so far, I really appreciate it.

Thanks for the warning :) I have tried to enable and disable bus mastering in bios. And reseting the bios, and disabling everything like usb paralell and so on. Perhaps I must see If I can put together another windows 98 machine with normal pci slots on the motherboard. That would be with more …

The card seams like its in a very good condition, however I do see some sign of rust on the midi port. I have used several pci slots. I have the diag.txt uploaded. Edit: The PCI-X is clean.

Before I'm off to school, I tried to run the au30diag. One time it stopped, one time it completed. I does not generate a txt file. I have some other logs I have attached, but I don't know if it helps or not. I browsed through some logs in "Microsoft system information" and I found this in multimedia …

Really, I was sure it was dead. It's time for me to go to bed now so I will have to wait until tomorrow before I can give you more information. There are a few versions of this computer but I think it is this one: http://www.cnet.com/products/compaq-deskpro-en-6400-model-6400-pii-400-mhz-monitor- …

Hi! Don't worry about it. I Hope you are feeling better. I really appreciate the help! :) I am using the correct audio port. My driver is 1.02 I install from a monster sound cd image. I have only one file called A3DAPI and it's version 2.01.18 Should I replace is with v2.25 API? I will do that and …

Hi. I have been struggling to get this sound card working under windows 98. I have a pentium 2 400mhz with intel chipset. I start the demos and I get sound but I cant hear the difference between front and surround. Reflections and occlusions are enabled. If I disable reflections I get no sound at …