Sound Problem,Disk Drive,Folders

While you are opening any file/folder during playing of CD/DVD u r feeling turbulence of sound.To avoid follow d given steps

Open Device Manager
-IDE ATA/ATAPI controllers
-Primary IDE channel
-Advanced Settings
-Transfer Mode(Both)
-select DMA if available

Do d Same in secondary IDE channel

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To Change Drive Letter:

Go to

Control panel>admin tool>computer management>disk managmnt>right click d partition whose name u want 2 change

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Folders

Device names such as COM1, CON or LPT1 are reserved words, and they can't be used as folder or file names.

Windows Folder Name

Device names such as COM1, CON or LPT1 are reserved words, and they can't be used as folder or file names.