| 摘要 |
A tape deployment system for deploying tape from multiple size cartridges around a rotary scanning drum of a rotary scanning system of a digital data transfer apparatus includes: ```a track having a first portion 26 and a plurality of branch portions 28, 30 branching from that first portion; ```a tape guide 18 movable along the track and provided with a first cam device (44); and ```a second cam device (50) arranged to cooperate with the first cam device such that when, in use, the tape guide is moved from the first portion 26 of the track towards the track branches 28, 30, the tape guide is guided into a predetermined branch. |
