An expansion card fixing structure comprises a motherboard with at least one first fixing seat and at least one expansion card disposed thereon, inside the first fixing seat is formed with a first screw hole assembling with an expansion assembling hole on an end edge of the expansion card; at least one extension fixing member formed with a first screw connection part assembling with the first screw hole, a top of the extension fixing member is formed with a second screw connection part; and a heat sink formed with at least one assembling groove and at least one through hole communicating with each other for the second screw connection part to pass through, the heat sink is provided with a second fixing seat in the assembling groove, and inside the second fixing seat is formed with a second screw hole assembling with the second screw connection part.

A server and an electronic assembly including riser card and expansion card. Riser card includes first circuit board, first connector, second connector, and fastening pillar. First connector and second connector are fixed on and electrically connected to first circuit board. Fastening pillar is fixed on first circuit board. Expansion card includes second circuit board, third connector, and fastener. Third connector is fixed on and electrically connected to second circuit board. Third connector is plugged into second connector. Fastener penetrates through second circuit board and is fixed on fastening pillar of riser card so as to fix first circuit board and second circuit board to each other. Specification of first connector of riser card is different from specification of second connector of riser card.

A server includes a casing, a frame, at least one movable carrier and at least one M.2 expansion card. The casing has a through hole. The frame has an opening and an accommodation space connected to the opening. The frame is fixed in the casing and the opening corresponds to the through hole, so that the accommodation space is exposed to exterior via the through hole. The at least one movable carrier is removably disposed in the accommodation space, and the at least one M.2 expansion card is disposed on the movable carrier.

An electronic assembly including motherboard, first slide rail, second slide rail, expansion card and engagement component. Motherboard includes main circuit board and first connector. First and second slide rails are fixed on main circuit board. First slide rail has first engagement hole. Expansion card includes expansion circuit board and second connector. Expansion circuit board is disposed on first and second slide rails and has first positioning recess. Second connector is plugged into first connector. Engagement component includes connecting portion, first movable end portion, second movable end portion, first protruding portion, and second protruding portion. First and second movable end portions are respectively connected to two opposite sides of connecting portion. First protruding portion protrudes from first movable end portion and is removably engaged with first positioning recess. Second protruding portion protrudes from second movable end portion and is removably engaged with first engagement hole.

A receptacle assembly is configured to be disposed on a circuit board and to receive a pluggable module and includes a cage member and a connector. The cage member includes a housing portion and at least one fin portion. The housing portion defines an accommodation space and an insertion hole in fluid communication with the accommodation space. The insertion hole is located at one end of the accommodation space. The fin portion is integrally formed with the housing portion and extends outwardly from an outer surface of the housing portion. The connector is located at another end of the accommodation space. The insertion hole is configured for an insertion of the pluggable module into the accommodation space and the connector is configured to be electrically connected to the pluggable module.

A plug-in mobile peripheral component interconnect express module connector is disclosed, comprising a plastic body, and a first terminal set and a second terminal set disposed relatively in the plastic body. The plastic body includes transversely penetrated slots, an upper end surface of the slots has intermittently plural upper magazines, and a lower end surface has intermittently plural lower magazines. The first terminal set includes plural first elastic terminals inserted in the upper magazines, and the second terminal set includes plural second elastic terminals inserted in the lower magazines. Each first elastic terminal is opposed to each second elastic terminal, forming a holding gap. A motherboard is inserted between the first elastic terminals and the second elastic terminals from a side, and an MXM board is inserted between the first elastic terminals and the second elastic terminals from the other side.

The present disclosure is related to electronic devices. At least some embodiments of the present disclosure relate to an electronic device comprising a circuit board, a first connector, and a second connector. The first connector and the second connector are disposed on the circuit board. The first connector is different from the second connector. The second connector is adjacent to the first connector. The first connector is arranged along a reference line in a first direction, and the second connector is adjacent to the reference line in the first direction.

An interface card cage includes a first assembly and a second assembly. The first assembly includes a first side wall, a second side wall, and a bent portion. The second side wall has an opening. The bent portion and the first side wall extend in different directions. The bent portion includes a protrusion extending from the bent portion. The second assembly includes an assembly part having a slot. The assembly part includes a first side plate and a second side plate. The first side plate has a recess. The assembly part has a first edge and a second edge. A direction from the first edge to the second edge is different from a direction from the first side plate to the second side plate. The bent portion of the first assembly is located in the slot. The protrusion is located in the recess.

A computing chassis, including: a first storage processor assembly; a second storage processor assembly; a first midplane, wherein the first storage processor assembly and the second storage processor assembly are coupled concurrently to the first midplane; and a second midplane, wherein the first storage processor assembly and the second storage processor assembly are coupled concurrently to the second midplane, wherein communication between the first storage processor assembly and the second storage processor assembly is through the first midplane and the second midplane independently.

A data processor cartridge comprising a housing to accommodate two data processor assemblies, and further comprising: a first connector (2A) to receive a first data processor assembly (10); and a second connector (2B) to receive a second data processor assembly (11); and wherein the second connector (2B) is arranged to receive the second data processor in an inverted orientation as compared to the orientation in which the first connector receives the first data processor assembly.