According to one embodiment, a magnetic recording and reproducing device includes a perpendicular magnetic recording medium, a perpendicular magnetic recording head, a thermal assisted magnetic recording medium, and a thermal assisted magnetic recording head.

A pluggable electronic device includes a base, a heat source module and an upper cover. The base is made of a metal material. The heat source is disposed at the base. The upper cover covers the heat source module, is connected to the base, and includes an enclosed cavity and an operating fluid cyclically performing evaporation and condensation in the enclosed cavity.

A storage device includes a bottom surface, a plurality of sides, and a top surface. The top surface integrally couples to the plurality of sides. The bottom surface, the plurality of sides, and the top surface form an outer surface of the storage device. The top surface, when coupled to the bottom surface, contacts one or more internal components of the storage device. The top surface comprises a plurality of finned ridges and a smooth continuous mounting surface. The plurality of finned ridges protrudes away from the outer surface of the storage device. The plurality of finned ridges is formed to direct heat away from the storage device. The smooth continuous mounting surface is configured to accept attachment of a thermal dissipation module.

A disk drive includes a case having an outer surface, a recording medium and a magnetic head disposed inside the case, a board disposed outside the case and is electrically connected to the magnetic head, an electronic component mounted on a mounting surface of the board that faces the outer surface, and a heat conduction member having a hole and compressed between the electronic component and the outer surface in a thickness direction of the disk drive to thermally couple the electronic component to the case.

Provided is a base unit including a base unit chassis that supports a spindle motor, a heat dissipation member that dissipates heat generated from a stator of the spindle motor to a non-disk mounting side of the base unit chassis, and a bearing housing that suppresses heat transfer from a stator core to a bearing of the spindle motor.

A solid state drive (SSD) apparatus includes a case including an air tunnel disposed between an inner plate and an upper wall and an accommodation space between the inner plate and a lower wall. The air tunnel extends in a first direction, and both end parts of the air tunnel are exposed to the outside. A substrate is disposed in the accommodation space. At least one semiconductor chip is disposed on the substrate.

A storage device includes a bottom surface, a plurality of sides, and a top surface. The top surface integrally couples to the plurality of sides. The bottom surface, the plurality of sides, and the top surface form an outer surface of the storage device. The top surface, when coupled to the bottom surface, contacts one or more internal components of the storage device. The top surface comprises a plurality of finned ridges and a smooth continuous mounting surface. The plurality of finned ridges protrudes away from the outer surface of the storage device. The plurality of finned ridges is formed to direct heat away from the storage device. The smooth continuous mounting surface is configured to accept attachment of a thermal dissipation module.

A slot module and an electronic device using the same are provided. The slot module includes a base, a slot member, a heat sink and a position limiting member. One end of the slot member is pivotally connected to the base, such that the slot member is adapted to rotate relative to the base, and a functional element is adapted to be inserted into the slot member. The heat sink and the position limiting member are all disposed on the base, wherein the position limiting member is adapted to be rotated from a first position to a second position to buckle the slot member, such that the functional component inserted into the slot member contacts the heat sink.

Storage systems and methods to provide high-density data storage. Freestanding storage servers include storage drives, left and right backplanes, a backing plate, host adapters, and cables. The left and right backplanes are secured to the backing plate. The mounting holes of each storage drive attached to the left backplane are bilaterally symmetrical about a median plane to the corresponding mounting holes of each storage drive attached to the right backplane. Each left and right backplane has plug receptacles which are aligned and coupled to cables. The plug receptacles of the left backplane are bilaterally symmetrical about the median plane to corresponding plug receptacles of the right backplane. Host adapters are aligned, and each has plug receptacles, organized into a left and a right connector group, which are coupled to cables. For each host adapter, the left connector group is bilaterally symmetrical about the median plane to the right connector group.

Provided is a base unit including: a base unit chassis that supports a spindle motor; a heat dissipation member that dissipates heat generated from a stator of the spindle motor to a non-disk mounting side of the base unit chassis; and a means that suppresses heat transfer from a stator core to a bearing of the spindle motor.