Packard Bell pulsar 300 Ser no G958400319-Microsoft driver 4-23-1999-Samsung DVD_ ROM SD-606F.I only tried to play DVDs recently without success. CDs & CD-roms work fine.Zoran software. Despite re -inserting Dvd I always get the message”DVD drive empty or not ready” Tried different DVDs.Also tried with Real One playerand with PowerDVD