Prakash J K wrote: > Hi, > thanks for ur interest.i tried unloading it87 module and again it beeps > for the current session.BIOS is up2date. > regards, Ok and now please try following: 1) remove/delete/move the it87.ko 2) powerdown the system, unplug from power 3) boot linux Does it make the beeps too? Or only when you load or later unload the driver? Thanks, Rudolf