| 摘要 |
An information processing apparatus includes: a main body; a first disk device that is built into the main body; an attachment portion to which a device is detachably attached, the attachment portion being disposed in the main body; a disk controller that controls the first disk device and a second disk device, the second disk device being attachable to the attachment portion; and a disc controller that controls a third disc device, the third disc device being attachable to the attachment portion.
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