Toshiba PORTEGE R700 series - Manual (Page 109)

109 Learning the Basics
Using the optical disc drive
4 Grasp the tray and pull it fully open.
(Sample Illustration) Drive tray fully extended
5 Hold the disc by its edges and check that it is free of dust.
If the disc is dusty, clean it as described in “Caring for optical
discs” on page 112 .
6 Place the disc carefully in the disc tray, label side up.
(Sample Illustration) Positioning the disc in the drive
7 Gently press the disc onto the center spindle until it clicks into
place.
Handle DVDs and CDs carefully, making contact only with the center
hole and edge. Do not touch the surface of the disc. Do not stack
discs. If you incorrectly handle the discs, you could lose data.
8 Make sure the disc is completely on the spindle and is lying flat
on the tray.