![]() ![]() I dismatled the laptop 4 times to look at the motherboard and see if anything is OK. I also downloaded and installed the latest bios version for this laptop.) And still no sound. I have an acer aspire 9420 and the sound only works for a couple of minutes (no matter what the operating system is - I tried Win7, Vista, XPSP2 and XPSP3 and always installed the latest driver from the manufacturer site. The above message is shown under Vista and Win7. ![]() Well after reading quite lots of threads related to "no audio output device is installed" and trying different things and suggestions I am stuck with this problem. ![]()
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