| 360 / | HD | DYNAMIC MAGNETIC INFORMATION STORAGE OR RETRIEVAL |
| 104 | ![]() | HEAD MOUNTING {4} |
| 105 | DF | .~> For moving head into and out of transducing position |
| 106 | DF | .~> For shifting head between tracks |
| 107 | DF | .~> For moving head during transducing {1} |
| 109 | DF | .~> For adjusting head position |