Event ID 70
Check whether databases need upgrading:
Get-SPServer | Where{ $_.NeedsUpgrade –eq $TRUE}
Then perform upgrade:
C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\14\BIN
PSConfig.exe -cmd upgrade -inplace b2b -force -cmd applicationcontent -install -cmd installfeatures
See:
http://social.technet.microsoft.com/Forums/en-US/sharepoint2010setup/thread/4300ced8-b616-4cf2-bdef-93220db2b37c/
http://cscmblog.blogspot.com/2011/08/small-business-server-2011-sharepoint.html