CD-ROM changer

A CD-ROM drive that holds a small number of CD-ROMs for individual use on a desktop computer. Although it can swap discs, it typically contains only one drive and can only read one at a time. See CD-ROM server.

Four-Disc Changer

This Nakamichi MJ-4 changer holds four discs in the same housing as a single-disc unit. The blue disc is currently at the read head, while the others wait in storage. (Image courtesy of Nakamichi America Corporation.)

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