Toshiba Satellite Pro R50-B Series - Before Writing or Rewriting

Before writing or rewriting
Based on TOSHIBA's limited compatibility testing, we suggest the
following manufacturers of disc media, however, it must be noted that
disc quality can affect write or rewrite success rates. Please also be
aware that in no event does TOSHIBA guarantee the operation,
quality or performance of any disc.
CD-R:
TAIYO YUDEN CO., Ltd.
MITSUBISHI KAGAKU MEDIA CO., LTD.
CD-RW: (Multi-Speed, High-Speed and Ultra-Speed)
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD-R:
DVD Specifications for Recordable Disc for General Version 2.0
TAIYO YUDEN Co.,Ltd.
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD-R DL:
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD+R:
MITSUBISHI KAGAKU MEDIA CO., LTD.
TAIYO YUDEN CO., Ltd.
DVD+R DL:
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD-RW:
Victor Company of Japan, Ltd. (JVC)
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD+RW:
MITSUBISHI KAGAKU MEDIA CO., LTD.
DVD-RAM: (DVD Super Multi drive only)
Panasonic Corporation
Hitachi Maxell, Ltd.
Some types and formats of DVD-R DL and DVD+R DL discs may be
unreadable.
Disc created in DVD-R DL format4 (Layer Jump Recording) cannot be
read.
User's Manual 4-10