|19 Dec 2012||#15|
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Update the sound drivers, from the Support Downloads webpage for your model PC or sound device.
If current, uninstall the drive in Device Manager, then reinstall it by rebooting PC.
If this fails and you have a Sound card, physically reinstall it checking the connections for debris and fit.
Finally work through these other Troubleshooting Steps for Windows 7 to find clues from the logs, System Resources, System Health Report, establish a Clean Boot, stress test RAM for 5-6 passes.
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