After updating the system BIOS through the TVSU tool, the following may occur:
NOTE: If the system does complete POST and the end user sets the Date and Time manually, the Date and Time changes are not kept after a reboot.
The above symptom is associated with the following systems:
System is configured with:
The system BIOS update through the TVSU tool resulted in an incomplete BIOS update. This incomplete update is the reason for the Date and Time errors. This issue has been resolved in the TVSU tool, however if the system is exhibiting the Date and Time errors described above, the system BIOS first needs to be reset on the target system. To reset the BIOS, the user should perform the following procedure. This procedure is commonly called Boot Block Recovery.
If the user does not have the original POST and BIOS update file, the user can download this file from the Lenovo eSupport web site and generate a new recovery file from the following URLs:
ThinkCentre M72e Tiny:
ThinkCentre M72e, Edge 72:
ThinkCentre M92/p, M92p Tiny, M82, Edge 92, E31:
ThinkCentre M72z, Edge 72z:
ThinkCentre Edge 92z: