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Standard ECMA-154
Data Interchange on 90 mm Optical Disk Cartridges, Read Only and Rewritable, M.O.

2nd edition (June 1994)

This Ecma Standard specifies

  • the conditions for conformance testing and the Reference Drive;
  • the mechanical and physical characteristics of the cartridge, so as to provide mechanical interchangeability between data processing systems;
  • the format of the information on the disk, both embossed and user-written;
  • the characteristics of the embossed information on the disk;
  • the magneto-optical characteristics of the disk, enabling processing systems to write data onto the disk;
  • the minimum quality of user-written data on the disk, enabling data processing systems to read data from the disk.

The following file can be freely downloaded:

File name Size (Bytes) Content
ECMA-154.pdf 7 520 685    Acrobat (r) PDF file

This Ecma publication is also approved as ISO/IEC 10090.

The previous replaced "historical" edition of this Ecma Standard is available here.

 

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