Toshiba Qosmio G30 HD-DVD (PQG32) - Manual (Page 84)

4-6 User’s Manual
Operating Basics
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If the disc is poor in quality, or is dirty or damaged, writing or rewriting
errors may be noted - ensure that you check all discs for dirt or damage
before you use them.
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The actual number of rewrites to CD-RW, DVD-RW, DVD+RW or
DVD-RAM media will be affected by the quality of the disc itself and the
way in which it is used.
DVD-R:
DVD Specifications for Recordable Disc for General Version 2.0
TAIYO YUDEN CO., LTD.
Matsushita Electric Industrial Co., Ltd
DVD-R (Dual Layer):
MITSUBISHI CHEMICAL CORPORATION
DVD+R:
MITSUBISHI CHEMICAL CORPORATION
RICOH Co., Ltd.
DVD+R (Double Layer): (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, Version 2.1
or Version 2.2
Matsushita Electric Industrial Co., Ltd.
Hitachi Maxell Ltd.
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This drive cannot use discs that allow writing faster than 8x speed
(DVD-R and DVD+R media), 4x speed (DVD-RW and DVD+RW
media), 5x speed (DVD-RAM media), 2x speed (DVD-R (Dual Layer)
media) and 2.4x speed (DVD+R (Double Layer media).
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Some types and formats of DVD-R (Dual Layer) and DVD+R (Double
Layer) discs may be unreadable.
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2.6GB and 5.2GB DVD-RAM media cannot be read from or written to.
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DISC created in DVD-R (Dual Layer) format4 (Layer Jump Recording)
cannot be read.