| 摘要 |
In order to provide a disk drive in which grease applied to a guide groove provided on the both sides of a back surface of a tray does not adhere to a hand, wide opening grooves are respectively formed on the both sides of the back surface of the tray, a guide groove to which at least a boss protruded from a drive body chassis is fitted with play so as to be freely slidable is formed on a bottom part of the wide opening groove and grease is applied to the guide groove.
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