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OD-A017-02
TOSHIBA DVD-RAM SD-W1111 ‘99/06/26 Version 1.0
Page 6 Product Specification
1. Scope
The specification is applied to DVD-RAM drive SD-W1111.
2. Features
(1) 2.6 GBytes capacity on one side of a 120 mm disc
• Using 650 nm short-wavelength laser, 0.74 µm single spiral land and groove tracking and Z-CLV
system, realizes the memory of 2.6 GBytes (decimal) on one side of a 120 mm disc.
(2) High data recording rate by over-writing system
• Phase change recording technology enables to write data directory into the media without waiting for
pre-erasing (one-path direct over-writing system).
(3) Playback interchangeability for CD-ROM and DVD-ROM discs
• Playback a disc either for CD-ROM, CD audio or DVD-ROM.
(4) High-speed data transfer rate
• Possible to record and playback MPEG2 compressed motion picture (MP@ML) in a real time.
• Owing to the read/write cache, improves the data throughput marvelously.
(5) Low power consumption of 6.7W (typ.) using +5V single power supply
• Owing to the low power consumption design to operate using +5V single power supply, no exclusive
fan is required.
(6) Dust prevention structure
• Original sealing structure provides dust prevention features.
(7) Easy contact and operation
• Employs the SCSI interface that is easy to connect with various platform .
• Possible to install vertically as well as horizontally.
(8) High reliability
• MTBF 100,000H (under specified conditions)
• Powerful error correction ability by employing the erasure correction system using the ECC block
which is same as the DVD-ROM system.