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  2. C2 error - Wikipedia

    en.wikipedia.org/wiki/C2_error

    A CD drive can have extraction errors when the data on the disc is not readable due to scratches or smudges. The drive can compensate by supplying a "best guess" of what the missing data was, then supplying the missing data.

  3. List of Compact Disc and DVD copy protection schemes

    en.wikipedia.org/wiki/List_of_Compact_Disc_and...

    The lead-out area is not typically directly accessible with consumer DVD-ROM hardware. Furthermore, the key for the security sector is located in the sector's raw header. This header information, unlike the raw headers of CD-ROM disks, is not accessible by default on nearly all DVD-ROM drives.

  4. Super NES CD-ROM - Wikipedia

    en.wikipedia.org/wiki/Super_NES_CD-ROM

    Sony was uninterested in the video game business, so most of his superiors did not approve of the project, but Kutaragi found support in Sony executive Norio Ohga and the project was allowed to continue. The success of the project spurred Kutaragi, who believed CD-ROMs would overtake cartridges, to propose a CD-ROM drive for the Super NES.

  5. CD-ROM - Wikipedia

    en.wikipedia.org/wiki/CD-ROM

    A view of a CD-ROM drive's disassembled laser system The movement of the laser enables reading at any position of the CD. The laser system of a CD-ROM drive. CD-ROM discs are read using CD-ROM drives. A CD-ROM drive may be connected to the computer via an IDE , SCSI, SATA, FireWire, or USB interface or a proprietary interface, such as the ...

  6. Compact Disc and DVD copy protection - Wikipedia

    en.wikipedia.org/wiki/Compact_Disc_and_DVD_copy...

    If the drive has to seek forwards, the sector's original content "Jill" is returned. If the drive has to seek backwards, the sector's twin "Mary" is returned. A protected program can check whether the CD-ROM is original by positioning the drive behind sector 6553 and then reading from it — expecting the Mary version to appear.

  7. Sony BMG copy protection rootkit scandal - Wikipedia

    en.wikipedia.org/wiki/Sony_BMG_copy_protection...

    Screenshot of the Sony CD audio player, playing Switchfoot's fifth studio album Nothing Is Sound. In 2005, it was revealed that the implementation of copy protection measures on about 22 million CDs distributed by Sony BMG installed one of two pieces of software that provided a form of digital rights management (DRM) by modifying the operating ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. CD-RW - Wikipedia

    en.wikipedia.org/wiki/CD-RW

    A CD-RW compact disc (CD-RWs) can be written, read, erased, and re-written. CD-RWs, as opposed to CDs, require specialized readers that have sensitive laser optics. Consequently, CD-RWs cannot be read in many CD readers built prior to the introduction of CD-RW. CD-ROM drives with a "MultiRead" certification are compatible.