| |||
| file protection ring (bei Magnetbändern) | |||
| write ring | |||
| write enable ring; write-protect | |||
| file-protection ring (s.a. write-permit ring und writeinhibit ring); write-enable ring (der das Beschreiben des Magnetbandes gestattet); write-permit ring (der das Beschreiben des Magnetbandes gestattet) | |||
