Question about Sony VAIO VGN-CR220E/P Notebook
If the Vista Service Pack 1 is installed in the Computer then try installing the BIOS update to resolve the issue.
[This utility updates the BIOS to version R1121Q0 to resolve the following issues: Audio may not work properly after installing Microsoft® Windows Vista® Service Pack 1 (SP1)].
Go to Start Menu, select 'All programs', select 'accessories' to access 'Run' option. In Run command type 'winver' and press the Enter key. Check whether Windows Vista SP1 is installed in the Computer.
Original Audio Driver:
Posted on Jul 17, 2009
Please download from the link given below all drivers including sound drivers for your laptop :
Posted on Jul 16, 2009
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Posted on Jan 02, 2017
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