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PeterQ
20-12-2012, 09:43 AM
I have a Toshiba A300 pro running Vista and have no sound all of a sudden, message being no audio output devise installed, have downloaded latest drivers , checked hardware problems in system information and


PNP Device ID Error Code
6TO4 Adapter ROOT\*6TO4MP\0000 This device is not working properly because Windows cannot load the drivers required for this device.
isatap.telecom.wifi ROOT\*ISATAP\0000 This device is not working properly because Windows cannot load the drivers required for this device.
Realtek High Definition Audio ROOT\MEDIA\0000 This device cannot start.

Bart 05
20-12-2012, 07:06 PM
I,ve had had this difficulty when directing digital audio from an HDTV to an outside amplified speaker. The heal is to select CD as the sound source.