SFC/SCANNOW - corrupt files unable to fix?

Hey Guy's. i need your help again.

ran SFC/SCANNOW tool. - found corrupt files but unable to fix some of them.

it say's:

details are incuded in the CBS.Log windir\Logs\CBS\CBS.Log.

for example

C:\Windows\Logs\CBS\CBS.Log

you guy's know i don't understand this stuff,so step by step,what do i do ?

Marc.