Toshiba Qosmio G20 (PQG20) - Manual (Page 81)

User’s Manual 4-9
Operating Basics
■ If the disc is poor in quality, dirty or damaged, writing or rewriting errors
may occur.Be careful to check the disc for dirt or damage before you
use it.
■ The actual number of rewrites to CD-RW, DVD-RW, DVD+RW or
DVD-RAM is affected by the quality of the disc and the way it is used.
■ There are two types of DVD-R discs: authoring and general use discs.
Do not use authoring discs. Only general use discs can be written to by
a computer drive.
■ You can use DVD-RAM discs that can be removed from a cartridge and
DVD-RAM discs designed without a cartridge.
■ Other DVD-ROM drives for computers or other DVD players may not be
able to read DVD-R/-RW or DVD+R/+RW discs.
■ Data written to a CD-R/DVD-R/DVD+R disc cannot be deleted either in
whole or in part.
DVD-R:
DVD Specifications for Recordable Disc for General Version 2.0
TAIYO YUDEN CO., LTD.
Matsushita Electric Industrial Co., Ltd
DVD+R:
MITSUBISHI CHEMICAL CORPORATION
RICOH Co., Ltd.
DVD+R DL: (Double Layer Recordable drive only)
MITSUBISHI CHEMICAL CORPORATION
DVD-RW:
DVD Specifications for Recordable Disc for Version 1.1 or
version 1.2
VICTOR COMPANY OF JAPAN.LIMITED
MITSUBISHI CHEMICAL CORPORATION
DVD+RW:
MITSUBISHI CHEMICAL CORPORATION
RICOH Co., Ltd.
DVD-RAM: (DVD Super Multi drive only)
DVD Specifications for DVD-RAM Disc for Version 2.0 or
Version 2.1
Matsushita Electric Industrial Co., Ltd.
Hitachi Maxell Ltd.
This drive cannot use discs that allow writing faster than 8 speed
(DVD-R, DVD+R),4 speed (DVD-RW,DVD+RW),5 speed (DVD-RAM)