Abstract: A fixture includes a holding apparatus, a receiving block, and an attachment rod. The holding apparatus defines a through hole. The receiving block is mounted on the holding apparatus. A receiving opening is defined in the receiving block. The receiving opening is aligned with the through hole. An attachment rod includes a body which includes ferromagnetic materials. The body is configured to be received in the through hole.

Abstract: A mounting apparatus for a printed circuit board includes an enclosure and a tray. The enclosure includes a bottom wall and a side wall extending from the bottom wall. The side wall is substantially perpendicular to the bottom wall. The tray includes a bottom panel substantially parallel to the bottom wall and a side panel substantially perpendicular to the bottom panel. The bottom panel is configured to secure the printed circuit board, and the side panel contacts and is mounted to the side wall.

Abstract: An air conducting device is used for removing heat from at least one component by directing airflow flowing along a first direction. The first direction is parallel to the at least one component. The air conducting device includes an airduct receiving the at least one component therein, and an air guiding member. The air guiding member is attached to an inner side of the airduct. The air guiding member includes a plurality of resilient legs. The legs extend diagonally relative to the first direction in a first state. The legs are able to accommodate the at least one component in a second state. Each leg in the first state is able to serve as a barrier to the airflow.

Abstract: A heat dissipating device includes a receiving bracket adapted to be mounted in an electronic device enclosure and a fan module accommodated in the receiving bracket. The fan module includes a fan and a mounting bracket connected to the fan. The fan is secured to the mounting bracket via a plurality of fasteners. Each fastener has a securing head. A plurality of vibration absorbers is disposed between the fan and the fastener. Each vibration absorber includes two isolating walls. One of the isolating walls is sandwiched by the fan and the mounting bracket, and the other isolating wall is sandwiched by the mounting bracket and the fastener securing head, so as to isolate the mounting bracket, the fan, and the fastener.

Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a securing piece adapted to attach the PCI card to the mounting bracket and a securing member. The mounting bracket has a base and a blocking plate perpendicular to the base. The securing member includes a pressing piece and a securing piece rotatably attached to the pressing piece. The mounting piece includes a mounting end. The securing piece includes a securing portion. The securing piece is capable of engaging with an inside surface of the mounting bracket by rotating the securing piece relative to the pressing piece, thereby sandwiching the mounting end of the securing piece between the blocking plate and the pressing piece.

Abstract: An electronic device includes a chassis having a bottom wall. A motherboard is disposed on the bottom wall. A riser card is perpendicularly connected to the motherboard. An airflow duct is located on the bottom wall of the chassis. A securing member is mounted to the airflow duct. The securing member includes a supporting piece secured to the airflow duct, and a securing piece is pivotally mounted to the supporting piece. The securing piece is engaged with the supporting piece to clamp an expansion card between the supporting piece and the securing piece.

Abstract: A computer system includes a chassis, a motherboard secured to the chassis, and a heat sink. A chip is mounted on the motherboard. A securing component secured to the motherboard adjacent the chip. The securing component defines an opening. Two positioning posts are located on the motherboard and adjoin two opposite edges of the opening. Each positioning post defines a fastener hole. A heat sink includes a main body and a fin portion located on the fin portion. The main body defines two through holes. The main body defines two recesses to expose the through holes. The heat sink is secured to the securing component, by two fasteners engaged in the through holes and the fastener holes.

Abstract: A fixture includes a holding apparatus, a receiving block, and an attachment rod. The holding apparatus defines a through hole. The receiving block is mounted on the holding apparatus. A receiving opening is defined in the receiving block. The receiving opening is aligned with the through hole. An attachment rod includes a body which includes ferromagnetic materials. The body is configured to be received in the through hole.

Abstract: A mounting apparatus for a printed circuit board includes an enclosure and a tray. The enclosure includes a bottom wall and a side wall extending from the bottom wall. The side wall is substantially perpendicular to the bottom wall. The tray includes a bottom panel substantially parallel to the bottom wall and a side panel substantially perpendicular to the bottom panel. The bottom panel is configured to secure the printed circuit board, and the side panel contacts and is mounted to the side wall.

Abstract: An electronic device includes a chassis. The chassis has a bottom wall and a rear wall, substantially perpendicular to the bottom wall. A motherboard is disposed on the bottom wall, and a riser card is perpendicularly connected to the motherboard. An expansion card is substantially parallel to the motherboard and coupled to the riser card. The expansion card has a first end and a second end, and the first end is secured to the rear wall. An airflow duct is located on the bottom wall of the chassis. A supporting bar protrudes from the airflow duct. A securing member is pivotably mounted to the airflow duct. The securing member includes a pressing plate. The second end of the expansion card is clamped between the pressing plate and the supporting bar of the airflow duct.

Abstract: An electronic device includes a chassis, a motherboard, an airflow duct, and an expansion card. The chassis includes a bottom wall, a rear wall, and a sidewall. A motherboard is disposed on the bottom wall, and a riser card perpendicularly connected to the motherboard. An expansion card is parallel to the motherboard and inserted in the riser card. The expansion card has a first end and a second end. The first end is secured to the rear wall of the chassis. An airflow duct is located on the bottom wall of the chassis. The airflow duct includes a mounting wall parallel to the chassis rear wall. The first end of the expansion card is secured to the rear wall, and the second end of the expansion card is mounted to the mounting wall of the airflow duct.

Abstract: A server carrier assembly includes a server carrier configured for receiving a server therein, and a cable collecting structure mounted to the server carrier. The cable collecting structure includes a bracket and at least one receiving portion extending from the bracket. A space between the bracket and the receiving portion is defined for collecting at least one cable of the server. At least one opening is defined in the bracket and configured for the cable of the server to extend there through.

Abstract: A system for housing storage devices in an electronic device includes a first drive bracket, a second drive bracket; and a chassis having the first or the second drive bracket installed therein. The first drive bracket defines a plurality of first rooms for accommodating first disk drives therein. The second drive bracket defines a plurality of second rooms for accommodating second disk drives therein. The first disk drives are sized different from the second disk drives.

Abstract: A computer system includes a chassis, a motherboard secured to the chassis, and a heat sink. A chip is mounted on the motherboard. A securing component secured to the motherboard adjacent the chip. The securing component defines an opening. Two positioning posts are located on the motherboard and adjoin two opposite edges of the opening. Each positioning post defines a fastener hole. A heat sink includes a main body and a fin portion located on the fin portion. The main body defines two through holes. The fin portion defines two recesses to expose the through holes. The heat sink is secured to the securing component, by two fasteners engaged in the through holes and the fastener holes.

Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a mounting piece for attaching the PCI card to the mounting bracket, and a securing member. The mounting bracket has a blocking plate and a first engaging portion. The mounting piece includes an elongated body and a mounting end extending from the elongated body. The mounting end abuts the blocking plate. The securing member is pivotably attached to the mounting bracket and abuts the mounting end to sandwich the mounting end between the securing member and the blocking plate. The securing member includes a second engaging portion, a handling portion, and an elastic arm. The second engaging portion engages the first engaging portion. The handling portion is for driving the second engaging portion to disengage from the first engaging portion by biasing the handling portion.

Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a securing piece adapted to attach the PCI card to the mounting bracket and a securing member. The mounting bracket has a base and a blocking plate perpendicular to the base. The securing member includes a pressing piece and a securing piece rotatably attached to the pressing piece. The mounting piece includes a mounting end. The securing piece includes a securing portion. The securing piece is capable of engaging with an inside surface of the mounting bracket by rotating the securing piece relative to the pressing piece, thereby sandwiching the mounting end of the securing piece between the blocking plate and the pressing piece.

Abstract: An electronic device includes a chassis. The chassis has a bottom wall and a rear wall, substantially perpendicular to the bottom wall. A motherboard is disposed on the bottom wall, and a riser card is perpendicularly connected to the motherboard. An expansion card is substantially parallel to the motherboard and coupled to the riser card. The expansion card has a first end and a second end, and the first end is secured to the rear wall. An airflow duct is located on the bottom wall of the chassis. A supporting bar protrudes from the airflow duct. A securing member is pivotably mounted to the airflow duct. The securing member includes a pressing plate. The second end of the expansion card is clamped between the pressing plate and the supporting bar of the airflow duct.

Abstract: An electronic device includes a chassis having a bottom wall. A motherboard is disposed on the bottom wall. A riser card is perpendicularly connected to the motherboard. An airflow duct is located on the bottom wall of the chassis. A securing member is mounted to the airflow duct. The securing member includes a supporting piece secured to the airflow duct, and a securing piece is pivotally mounted to the supporting piece. The securing piece is engaged with the supporting piece to clamp an expansion card between the supporting piece and the securing piece.

Abstract: An electronic device includes a chassis, a motherboard, an airflow duct, and an expansion card. The chassis includes a bottom wall, a rear wall, and a sidewall. A motherboard is disposed on the bottom wall, and a riser card perpendicularly connected to the motherboard. An expansion card is parallel to the motherboard and inserted in the riser card. The expansion card has a first end and a second end. The first end is secured to the rear wall of the chassis. An airflow duct is located on the bottom wall of the chassis. The airflow duct includes a mounting wall parallel to the chassis rear wall. The first end of the expansion card is secured to the rear wall, and the second end of the expansion card is mounted to the mounting wall of the airflow duct.

Abstract: A computer system includes a chassis, a bracket and a tray. The chassis includes a bottom plate and two parallel side plates perpendicular to the bottom plate. A side plate post is located on each of the side plates. The bracket is located on the bottom plate between the side plates. A bracket post is located on the bracket. The tray defines two tray positioning openings therein. The tray positioning openings receive the bracket post and side plate post so as to secure the tray in the chassis between the bracket and the one of the side plates.