System Reboots while idle. An event 41 is logged in the event log, but does not have any detailed information.
The above symptom is associated with, but not limited to, the following systems:
The details for an event 41 should show a bugcheck code of 0, All bugcheck parameters should be 0, and the power button timestamp should be 0 for this TIP to be applicable. Please see attached screen shot:
If the systems CPU is stepping level "K0", update the BIOS to correct the above symptom.
For M90z, update to 38A BIOS or later version. Currently 9BKT41A is available on the Lenovo support site.
Do not replace any hardware.
If the system memory configuration is using Hynix memory, date code prior to 1049, but without stepping level "K0" CPU, use the workaround shown below to correct the issue.