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Old 09-26-2007, 08:53 PM
_dave_ _dave_ is offline
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Join Date: Feb 2005
Location: UK
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Default Re: High pitched squeal coming from a newly built computer

Have you tried unplugging the PC speaker yet?

EDIT: re-read OP - the computer works ok (normal stuff on screen) - My guess this is "case open alarm", check in BIOS and switch it off.
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