Sony PCG-XG28 Primary User Manual page 47

Your computer comes with a DVD-ROM drive.
and CDs.
Turn on the computer.
Press the Eject button to open the DVD-ROM drive.
The tray slides out.
Place a DVD or CD in the tray with the label side facing up. For
DVDs, which can be played on both sides, the side of the disc facing
up is the side that plays. Push the disc onto the hub until the disc
clicks into place.
*
You can play both DVDs