Patent ID: 7333328

Claim:
A hard disk system, comprising: a hard disk unit, including: a recording/reading section, including; a hard disk; a rotation section that rotates said hard disk; a magnetic head for performing recording/reading of data with respect to said hard disk rotated by said rotation section; and a head actuator that actuates said magnetic head in the radial direction of said hard disk; a first connector electrically connected with said recording/reading section; a first housing in which said recording/reading section is housed and from which said first connector faces outward; a first display section provided on said first housing; and a first engagement section provided on said first housing; and a conversion unit, including: a second housing that is provided with a mounting section on which said hard disk unit is mounted externally to said second housing; a second connector facing outward from said mounting section of said second housing; a transmission/reception section for transmitting and receiving data to and from a host device that performs writing and/or reading of data with respect to said hard disk unit; an interface conversion unit for performing, between said second connector and said transmission/reception section, interface conversion between an interface on the side of said hard disk unit and an interface on the side of said host device; a second engagement section provided so as to be movable between a position at which said second engagement section is engaged with said first engagement section and a position at which engagement with said first engagement section is undone; a biasing member that biases said second engagement section in a direction in which said second engagement section engages with said first engagement section; and a second display section provided on said second housing, wherein, said first engagement section and said second engagement section are engaged and said first connector and said second connector are connected when said hard disk unit is in a mounted state where it is mounted on said mounting section of said conversion unit, and data is transmitted and received between said transmission/reception section and said host device, and when said first connector and said second connector are connected and said hard disk unit is connected to said conversion unit, said first display section and said second display section form a continuous display section bridging said first housing and said second housing.