Disc System Standards

Includes: This instruction covers the procedure for the routine maintenance of batteries - sealed and top up type - and associated battery charging equipment installed on A.C. & D.C. Electrified Lines. Excludes: -

Includes: This instruction covers the routine maintenance of 25 kV Auxiliary Transformers located at signal supply points (i.e. PSP, ASP, etc..). Excludes: Voltage Regulators (these are covered in NR/DIST C07a)

Includes: This instruction covers the routine inspection and maintenance of all 25 kV A.C. switching station buildings including brick buildings, metal clad cabins and Structure Mounted Outdoor Switchgear ancillary equipment enclosures. Excludes:

The CD ReWritable (CD-RW) system gives the opportunity to write, erase, overwrite and read CD information. The recorded CD-RW disc has a lower reflectivity than a "Red Book compatible" disc, so it must be played back on "CD-RW enabled CD-players". A CD-RW enabled CD-player can...

The CD Recordable (CD-R) system gives the opportunity to write once and read many times CD information. The recorded CD-R disc is „Red Book compatible‟, so it can be played back on conventional CD-players. The CD-R format gives the possibility for both Audio and Data recording.

This interantional standard specifies the characteristics of 50 mm Optical Disc Cartridges (ODC) with a capacity of 730 Mbytes per Cartridge. This regulation covers the logical format of removable 50 mm magneto-optical discs used on digital still cameras, digital movie cameras,...

This standard is inactive, replaced by GMW14351.