Help needed for samsung - SW 252 B

I Downloaded And Updated Firmware For This Drive And
After That I Cant Burn Cd -
Getting Message - Power Caliberation Error
There Is Problem Reading Disks
And Its Also Erasing Cd Rw’ S
But Cant Write Data
I Am Using Nero 5.5 For Burning
Operating System Is Windows Xp +sp1

Drive Model- Sw 252 B- Samsung

Please Help…

try a brand new [fresh from the pack] blank cd.