Dell DimensionTM XPS 710 PC Desktop "tsstcorp cd dvdw ts h552l" Questions

cd-writer. tsstcorp cd/dvdw ts-H552L I can read Cd and write cd-rw 700mb but cannot burn DVD DVD reading is perhaps a bit jumpy Drivers seem ok, but what do I know? why can't I write to dvd + or dvd -

...drive is a TSSTcorp CD/DVDW TS-H552L. What do I do now to get either one to work? If you delete the information in the Control Panel and restart your computer, it will look for the driver by