PC sleep mode restarts after about an hour

fxv300

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Jun 9, 2010
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I have checked all the power setting but my PC when put in sleep mode restarts itself after a while.
Must be some timer that triggers somewhere but cannot find it. Looked at the bios but could not find anything as well.
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Solution
have you set mouse/kb to not wake up PC from sleep? maybe they get bumped on table

what motherboard do you have? have you got latest bios? Have you got latest motherboard drivers?.