[qanda]This thread is about the Optiarc AD-5170A. Click here to see full specs[/qanda]The burner does not recognize any brand of blank DVD’s (DVD-R or DVD+R). Says no disk is inserted. Worked until a few weeks ago. CD’s still burn fine.
Welcome to CD Freaks.
What program are you using to burn the discs? And what are your other system specifications?