Surprisingly, the bug can be solved by electrically powering off the PC : I don't encounter this bug since I've done this manipulation 2 weeks ago. So, I suspect an issue with the motherboard staying under tension when the PC is "off".
My motherboard spec's : dmi.bios.date: 06/30/2010 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F10 dmi.board.name: P55-UD6 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF10:bd06/30/2010:svnGigabyteTechnologyCo.,Ltd.:pnP55-UD6:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnP55-UD6:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: P55-UD6 dmi.sys.vendor: Gigabyte Technology Co., Ltd.
Surprisingly, the bug can be solved by electrically powering off the PC : I don't encounter this bug since I've done this manipulation 2 weeks ago.
So, I suspect an issue with the motherboard staying under tension when the PC is "off".
My motherboard spec's : twareInternatio nal,Inc. :bvrF10: bd06/30/ 2010:svnGigabyt eTechnologyCo. ,Ltd.:pnP55- UD6:pvr: rvnGigabyteTech nologyCo. ,Ltd.:rnP55- UD6:rvrx. x:cvnGigabyteTe chnologyCo. ,Ltd.:ct3: cvr:
dmi.bios.date: 06/30/2010
dmi.bios.vendor: Award Software International, Inc.
dmi.bios.version: F10
dmi.board.name: P55-UD6
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.modalias: dmi:bvnAwardSof
dmi.product.name: P55-UD6
dmi.sys.vendor: Gigabyte Technology Co., Ltd.