Abstract: An expansion card mounting apparatus includes a side wall, a support plate, a slot cover, and a retaining member. The side wall defines an expansion card slot. The support plate is connected to the side wall and located above the expansion card slot. The slot cover includes a cover body, a fixing portion extending from the cover body, and a plurality of contact points extending from the cover body. The slot cover covers the expansion card slot with the fixing portion contacting the support plate and the plurality of contact points contacting the side wall. The retaining member includes a main body and a pressing plate connected to the main body. The main body is secured on the side wall. The pressing plate is located on the fixing portion to fix the fixing portion between the pressing plate and the support plate.

Abstract: A waterproofing structure for a mobile terminal, includes an annular groove that surrounds an outer edge of a predetermined waterproof area of a mobile terminal. A waterproof lid covers an entire surface of the waterproof area, and includes an annular protrusion that fits into the annular groove in the waterproof area, and an elastic resin portion that covers the annular protrusion. The elastic resin portion press-contacts and adheres to only one of two side wall surfaces of the annular groove when the annular protrusion is fitted into the annular groove.

Abstract: The present invention relates to a partition post used on a printed circuit board, which comprises an insulation post member and an electric conductive spring. The top and the bottom of the insulation post member are respectively and protrudingly installed with an upper and a lower connection rings, and the bottom surface of the lower connection ring is longitudinally extended with an arrow-shaped elastic buckle claw; the electric conductive spring is sleeved on the insulation post member, the top and the bottom thereof are respectively installed with an upper and a lower guide parts composed of plural spiral rings and at the locations corresponding to the upper and the lower connection rings; so static electricity and/or noise signal generated by each electric component on the printed circuit board can be transmitted through the electric conductive spring to the electric conductive member and thereby providing a grounding effect.

Abstract: A terminal mounting construction includes a housing and a terminal. The housing accommodates a substrate and including a locking portion. The terminal connects the substrate to an electric wire. The terminal includes a conductive portion, a substrate connecting terminal portion, a wire connecting portion and a locked portion. The conductive portion is connected to a pattern on the substrate. The substrate connecting terminal portion holds the substrate together with the conductive portion. The wire connecting portion is connected to the electric wire from an opposite direction to an inserting direction in which the substrate is inserted between the conductive portion and the substrate connecting terminal portion. The locked portion is locked in the locking portion. The housing includes an accommodating portion accommodating the substrate connecting terminal portion so as to receive an end face of the substrate connecting terminal portion which faces to follow the opposite direction.

Abstract: Retainers include at least one center body component comprising a plurality of center body troughs, and at least one compatible component comprising a plurality of compatible troughs, wherein at least part of the plurality of the compatible troughs couple with at least part of the plurality of center body troughs. In addition, thermal displacement devices incorporate at least one retainer and at least one additional component, wherein the at least one retainer is coupled at least in part to the at least one additional component through a contact area or a substrate, surface or combination thereof, wherein the at least one retainer is coupled with the substrate, surface or combination thereof through a contact area.

Abstract: A plug-in unit includes: a printed circuit board on which a connector is mounted; and a cover in which the printed circuit board is accommodated; wherein the cover allows the connector to be exposed when the plug-in unit is inserted into a housing and to be covered when the plug-in unit is in a standalone state in which the plug-in unit is not inserted into the housing.

Abstract: A cardlock clamp is described that is used to secure an electronics module in a channel of a card cage. The cardlock clamp is configured to convert an input compression force into clamping forces in at least two radial directions perpendicular to the input compression force. The described cardlock clamp also provides self-alignment and self-center functions for the electronics module inserted into the channel. Further, variations of the cardlock clamp are described that provide more effective heat transfer from the electronics module to the card cage.

Abstract: A cam system includes a beam including a plurality of coupling features. A first handle is operable to be coupled to the beam using the coupling features. A plurality of cam elements are each operable to be coupled to the beam at different locations along the beam using the coupling features. A plurality of cam brackets are each operable to be mounted to a first member having a first connector. The coupled-together beam, first handle, and cam elements are operable to be coupled a second member having a second connector such that, with the cam brackets mounted to the first member, the engagement of the cam elements with the cam brackets mate the first connector and the second connector.

Abstract: A mounting apparatus for an expansion card includes a fixing bracket receiving the expansion card, and a supporting member mounted to the fixing bracket. The fixing bracket includes an end plate fixing a rear end of the expansion card. The supporting member includes a support wall substantially parallel to the end plate of the fixing bracket. The support wall includes a holding portion to retain a front end of the expansion card. The supporting member is slidable to render the distance between the supporting member and the end plate of the fixing bracket substantially equal to the lengths of various expansion cards.

Abstract: A printed circuit board (PCB) secured to a carrier, the carrier comprising at least one hook for securing the PCB, the PCB includes a first surface and a second surface opposite to the first surface. At least one recessed portion in the rim of the first surface receives at least one hook so there are no protrusions above the upper surface of the PCB. A carrier for securing the PCB is also provided.

Abstract: An attachment mechanism for an electronic component includes a circuit board and a fastener. A first connector is fastened to the circuit board to be connected to a second connector of the electronic component. The first connector includes a mounting portion fastened to the circuit board and a main body on a top of the mounting portion. The fastener includes an engaging portion and a rotating portion rotatably connected to a first end of the engaging portion. The engaging portion sandwiches the main body. The rotating portion includes a top wall and two abutting walls extending from opposite ends of the top wall to abut a top of the main body. One of the abutting walls is rotatably connected to the first end of the engaging portion. A stop wall extends from the other abutting wall to be detachably connected a second end of the engaging portion.

Abstract: An electronic apparatus including a housing that includes a first connector, and a printed circuit board unit that includes a printed circuit board, a second connector that is connected to the first connector at the completion of insertion of the printed circuit board into the housing, a lever that is rotatably provided for the printed circuit board, and a lock mechanism that locks the lever in a predetermined position. Wherein when the printed circuit board is inserted into the housing, the lever in a first position comes into contact with the housing, when the printed circuit board is further inserted into the housing, the lever rotates in one direction while being in contact with the housing, and when the insertion of the printed circuit board into the housing is completed, the lever is in a second position, and the lock mechanism locks the lever in the second position.

Abstract: A handheld computing device and handheld music player are disclosed. The handheld computing device includes a seamless enclosure formed from an extruded tube. The extruded tube includes open ends and internal rails which serve as a guide for slidably assembling an operational assembly through the open ends of the extruded tube, a reference surface for positioning the operational assembly relative to an access opening in the seamless enclosure, and a support structure for supporting the operational assembly during use. The handheld music player includes an elongated extruded tube extending along a longitudinal axis. The elongated extruded tube has a first open end and a second open end opposite the first open end, and defines an internal lumen which is sized and dimensioned for slidable receipt of operational components of the handheld music player. The lumen includes rails for guiding the operational components to their desired position within the lumen.

Abstract: An electronic expansion module which has at least one circuit board, that has a contact region with contacts for mechanical and electrical contact-making with mating contacts connected to the circuit board of the expansion module and a circuit board recess formed such that, with the expansion module inserted into an opening formed on a side of the housing of an electrical field device for use in industrial control, the circuit board of the expansion module does not have any conductive connection to the electrical field device except in the contact region so that reliable electrical isolation between the interior of the device and the user is ensured.

Abstract: The invention relates to a method for producing populated or unpopulated circuit boards or individual circuits as individual panels (2) from a complete panel (1) having a circuit board base material (4), wherein the particular individual panel (2) is removed from the complete panel (1) using a laser, wherein the individual panel is fastened to the complete panel (1) by means of metal connections (3) before the individual panel (2) is removed, the circuit board base material (4) is removed except for the metal connections (3), and the individual panels (2) are separated from, in particular pressed out of, the complete panel (1) after the circuit board base material (4) has been removed.

Abstract: A mounting apparatus for a PCI card includes an enclosure, a mounting bracket, a securing bracket mounted in the enclosure, and a securing member pivotably mounted on the securing bracket. The mounting bracket is used for securing a first end of the PCI card. The securing bracket includes a main body and an elastic securing portion extending from the main body. The securing member includes a pressing panel and a securing part. The pressing panel defines a receiving slot. The securing part is used for engaging the elastic securing portion to enable the pressing panel to press a second end of the PCI card. The receiving slot is used for receiving the second end.

Abstract: A fixing mechanism includes a casing, a bracket structure, and a fixing rod. The bracket structure is disposed at a side of the casing corresponding to an interface card and has a positioning member and a pivot member. The fixing rod is movably disposed on the bracket structure and includes a clamping portion, a hook portion, and a torsion-spring portion. The clamping portion is used for clamping an end of a bending board of the interface card cooperatively with the bracket structure. The hook portion is connected to a first end of the clamping portion for hooking the positioning member when the clamping portion moves to a fixing position. The torsion-spring portion is connected to a second end of the clamping portion and pivotally connected to the pivot member for driving the clamping portion to a releasing position to separate the clamping portion from the end of the bending board.

Abstract: A display capable of inhibiting deformation of a component during transport or the like and an electronic unit including the display are provided. A display includes: a main section; and a board-mounting plate disposed on one surface of the main section, and having a board-mounting region on a main surface on a side opposite to a side facing the main section, in which the board-mounting plate includes, at corners at both ends of a side of the mounting region, hook sections allowing corners of a board to be hooked thereto, and the hook sections each are fixed to the main surface on two sides of the corner of the mounting region.

Abstract: A mounting apparatus having two latching members for fixing an expansion card to an expansion slot mounted on a motherboard. Two latching members are mounted to two ends of the expansion slot, for fixing the expansion card. Two latching members are pivotably sandwiched between the ends of the expansion slot and the motherboard, respectively. A latching block protrudes from each of the latching members, for abutting against a bottom of the corresponding locking member.

Abstract: The circuit board packaging structure capable of inserting and extracting an interface part of a circuit board into and from a connector part of the processing equipment in a direction different from a direction of attaching and detaching the circuit board to and from the processing equipment includes: an operating part which turns on receiving force; a plate part which is fixed to the circuit board to be rotatable in a direction reverse to a turning direction of the operating part, and converts the force received by the operating part to force in a direction different from the attaching and detaching direction to move the circuit board in that direction; a link part which connects the operating part with the plate part to transmit the force received by the operating part to the plate part; and a fastener which fastens the circuit board and the operating part with play.

Abstract: A shielding device for shielding an electronic component (102) to be mounted on a printed circuit board (132). The shielding device exhibiting a top shielding (110) and a bottom shielding (120; 140; 160; 180) separable from each other, wherein the top shielding includes an electrically and/or magnetically conductive material and the bottom shielding is multilayered. The bottom shielding exhibits at least one electrically and/or magnetically conductive metal sheet layer (122; 162; 164) embedded between at least two insulating layers (126; 124) and includes at least two electrically conductive transmission lines (172; 174; 176) for conducting electric current to the electronic component. The top shielding and the conductive metal sheet layer are electrically isolated from the electronic component. The bottom shielding integrated into the printed circuit board and the top shielding and the bottom shielding designed such when they are attached to each other, they completely envelope the electronic component.

Abstract: A locking mechanism includes a housing, a hinge, a fastening member, and an actuating member. The housing defines a receiving space therein and is formed with a through hole. The hinge includes a connecting support disposed in the receiving space and a rotary member operable to pivot relative to the connecting support, and having an engaging segment. The fastening member is disposed in the receiving space, is registered with the through hole, and is formed with an engaging slot for engaging the engaging segment. The actuating member removably extends into the through hole and is operable to actuate the fastening member to move between locked and unlocked positions, where the engaging segment and the engaging slot are engageable and non-engageable, respectively.

Abstract: An electronic device includes a chassis, a motherboard, an expansion card, and a securing member. The chassis includes a bottom wall and a sidewall substantially perpendicular to the bottom wall. Two engaging slots are defined in the sidewall. The motherboard is located on the bottom wall. The expansion card is plugged into the motherboard. The securing member includes a resilient board and two feet located on the resilient board. The resilient board is configured to deform to engage the two feet in the two engaging slots and retain the expansion card to the motherboard.

Abstract: A housing is usable for positioning selectively a first electronic card having a first locking hole and a second electronic card having a second locking hole, and includes a base plate, a connector for mating with the selected one of the first and second electronic cards, and a movable element including a lever body that has an end portion connected pivotally to the base plate and a third locking hole opposite to the end portion. The lever body is operable to move the third locking hole between a first position, where the third locking hole is aligned with the first locking hole to cooperatively receive a fastener for fastening one of the first and second electronic cards, and a second position, where the third locking hole is aligned with the second locking hole to cooperatively receive the fastener for fastening the other one of the first and second electronic cards.

Abstract: A hard disk drive (HDD) module includes a bracket with two opposite sidewalls, an HDD, and a positioning element rotatably mounted between the sidewalls of the bracket. Each sidewall defines a leading slot and a latching slot communicating with the leading slot. Two blocks extend from opposite sides of the HDD. When the blocks enter the corresponding leading slots, the latching element is rotated to push the HDD to move, with the blocks moving into engagement with the corresponding latching slots, to assemble the HDD in the bracket.

Abstract: A method of forming an assembly for tool-less backplane retention and insertion thereof into a housing including a housing mating device through which an installation path for an assembly is defined with a space in which a first part is positioned is provided. The method includes coupling a hub and a backplane body having opposing faces on which a second part and a backplane mating device are respectively disposed. The coupling includes inserting a backplane mating device protruding from one of the opposing faces of the backplane body through a hub mating device defined in the hub. The method further includes forcing a first stage of a two-stage mating device, which includes first and second elastically coupled stages and which extends from the hub, to elastically hook onto the backplane body during a near-completion of the insertion.

Abstract: An exemplary electronic device includes a housing, a lever, and a locking device securing the lever on the housing. The housing includes a bottom plate, a top plate and a side plate connecting the bottom plate with the top plate. The locking device includes a nut having a main body extending downwardly into the lever, a screw extending upwardly through the top plate into the nut, and elastically deformable gaskets sandwiched between the top plate and the nut. The lever is disposed on the top plate and sleeved on a pole of the nut. The lever is pressed by a head of the nut against the top plate.

Abstract: A case mounting structure, a case, and a case mounting method, do not use a screw to fix the cover and has strong mounting strength against shock which is generated when the case falls. The case mounting structure includes a cover which can be attached to a case, and a lock part which is arranged on the case and locks the cover, where the lock part is deformed so as to prevent a movement for releasing lock when the cover is attached to the case.

Abstract: An exemplary electronic device includes a housing, a lever, and a locking device securing the lever on the housing. The housing includes a bottom plate, a top plate and a side plate connecting the bottom plate with the top plate. The locking device includes a nut having a main body extending downwardly into the lever, a screw extending upwardly through the top plate into the nut, and gaskets sandwiched between the top plate and the nut. The lever is disposed on the top plate and sleeved on the nut with a gap defined between a top face of the lever and a bottom face of a head of the nut. A polytetrafluoroethylene paste is provided on an interface between the nut and the screw.

Abstract: An electronic device includes a main body and a port connector. The main body includes a printed circuit board, a bottom plate and a side plate cooperatively defining a opening. The printed circuit board is fixed parallelly to the bottom plate. The port connector includes an outer angled plate having a first wall, a second wall, and first pins and second pins. The first wall is attached to the bottom plate and defines first ports. The second wall is attached to the side plate and defines second ports. Each of the first pins is retained within one of the first ports and contacting the printed circuit board. Each of the second pins is retained within one of the second ports and contacting the printed circuit board.

Abstract: A mounting apparatus for a PCI card includes an enclosure, a mounting bracket configured to secure a first end of the PCI card, a securing bracket mounted on the bottom panel, and a securing member. The securing bracket includes a bracket body and an engaging plate extending from the bracket body. The securing member includes a pressing element pivotably mounted to the securing bracket and a securing element pivotably mounted on the pressing element. The securing element is configured to engage the engaging plate to enable the pressing element to press the second end to locate the second end between the bracket body and the pressing element.

Abstract: An electronic device includes a housing, a connecting sheet, a display panel and a fixing module. The display panel is fixed on the connecting sheet. The fixing module includes a first latching member formed on the housing and a second latching member formed on the connecting sheet. The first latching member is detachably latched with the second latching member, such that the connecting sheet adhered to the display panel is detachably fixed on the housing.

Abstract: An electronic device includes a chassis, a detachable module with a case received in the chassis, a resilient latching member, and an operation member slidably positioned between the latching member and the case. The chassis defines a fastening hole. The case defines a through hole. A first end of the latching member is fixed to the case. A latching tab protrudes outwards from a second end of the latching member. When the operation member is at a first position, the latching tab engages in the fastening hole such that the detachable module is attached to the chassis. When the operation member slides to a second position, it pushes against the latching member to deform the second end of the latching member to move away from the case, such that the latching tab is disengaged from the fastening hole, thereby detaching the detachable module from the chassis.

Abstract: A latching apparatus provides selective injection and ejection of an electronic module relative to a chassis that includes a support member. The apparatus includes a housing to be coupled to the electronic module, and a handle pivotably coupled to the housing and movable between a latched position and an unlatched position. A catch in a first position retains the handle in the latched position. An actuator is coupled to the handle and operable to move the catch to a second position. In response to movement of the actuator in a direction the same as the direction of the handle toward the unlatched position, the catch is moved to its second position. As a result, the handle is movable between the latched and unlatched positions to permit the electronic module to be injected or ejected relative to the chassis.

Abstract: According to one embodiment, an electronic apparatus includes a case, a main circuit board in the case, a connector on the main circuit board, an auxiliary circuit board includes one end portion connected to the connector and an extending portion extending outside the main circuit board, and a spring supporting mechanism between the case and the extending portion of the auxiliary circuit board. The spring supporting mechanism includes a spring portion configured to support the extending portion elastically deformable in a direction across a surface of the auxiliary circuit board, and is fixed to the extending portion to prevent the auxiliary circuit board from moving along the surface thereof.

Abstract: An assembly includes an expansion card, an enclosure, a mounting bracket, and a sliding member. The expansion card includes a first terminal and a second terminal. The mounting bracket secures the first terminal. A securing bracket is mounted on the enclosure. The securing bracket includes a main body on which the second terminal and a positioning piece is placed. The positioning piece includes a free end on which a first protrusion is located. The sliding member includes a pressing piece on which a second protrusion is located on. The sliding member slides on the main body between a first position and a second position. At the first position, the pressing piece presses the second terminal on the main body, and the first protrusion blocks the second protrusion. At the second position, the second protrusion slides over the first protrusion, and the pressing piece is disengaged from the second terminal.

Abstract: A mounting apparatus for latching two expansion cards to two expansion slots includes four fixing portions extending up from opposite ends of the expansion slots, four locking members rotatably mounted to the fixing portions for clamping two opposite ends of the expansion cards, and two latching members. Each latching member includes a connecting plate, two latching portions extending up from the connecting plate to latch tops of the corresponding expansion cards, and two resilient hooks extending down from the connecting plate to latch the locking members at the same end of the expansion slots.

Abstract: A mounting apparatus includes a chassis, a first fastener, a bracket, and a second fastener. The chassis includes a bottom plate. The first fastener is secured to the bottom plate and defines a through hole and a positioning slot in the inner wall of the through hole. The bracket configured for securing PCI cards. A securing piece is located on the bracket and placed on the first fastener. A securing hole is defined in the securing piece and aligned with the through hole. The second fastener includes a base portion and a blocking portion. The base portion is engaged in the securing hole and the through hole. The securing piece is positioned between the blocking portion and the first fastener. A positioning portion is located on the base portion and engaged in the positioning slot.

Abstract: An electronic apparatus includes a casing, a cap, and an access module. An accommodation space of the casing is used for accommodating a data storage apparatus, and the access module is disposed inside the accommodation space. The casing is formed with an opening at a position corresponding to an access unit, so that an external card is inserted in or pulled out through the opening. A terminal of the access module is pivoted on the casing. The cap is used for covering and thus sealing the accommodation space, so that the access module is arranged between the data storage apparatus and the cap. Thereby, the space is saved, and the access module and the data storage apparatus can be detached or assembled conveniently.

Abstract: A compressible engagement assembly includes a latching assembly configured to releasably engage a rack assembly. A compressible member is configured to be compressed by the latching assembly when the latching assembly is releasably engaged with the rack assembly. The compressible member is further configured to engage a rackmount component removably positioned within the rack assembly.

Abstract: The present invention improves the operability when opening and closing a cover. Since the cover is curved such that the front face is in a concave form, when opening a memory slot, part of the cover is lifted from a first casing by simply removing a screw from the first casing and the cover. The cover can be detached from the first casing by holding the lifted portion of the cover, and, thus, the memory slot can be opened easily without using the weight of the cover. Accordingly, it is possible to improve the operability when attaching a memory module to the memory slot or when detaching a memory module from the memory slot.

Abstract: A top latching assembly includes a main body, a lug disposed on at least one side of the main body, a first elastic arm extended from an external side of the main body for carrying the lug, and a second elastic arm extended from an external side of the main body and disposed opposite to the top of the first elastic arm, and each second elastic arm can interfere with each first elastic arm to be apart from or proximate to the main body, such that the top latching assembly can latch a corresponding circuit board into the connector, so as to enhance the reliability of an electric connection between the connector and the circuit board.

Abstract: A multi-layered cable consisting of three or more conductive layers separated by layers of dielectric and/or adhesive material. The bottom layer and the top layer may act as return path for the transmitted signals and as a shield to prevent interference between these and external electrical signals. Located between the bottom layer and the top layer, the middle layer may transmit desired signals through the flexible cable. The material selection and specifics of each of the layers should be selected so as to achieve a balance in which the desired electrical impedance and mechanical flexibility requirements are met. The cable may also include one or more vias connecting the bottom layer to the top layer, providing shielding all the way around the flex cable. An additional conductive sock may be used to improve shielding effectiveness of the top and bottom layer and to connect to I/O connector shells and the system Faraday cage.

Abstract: A mounting apparatus for mounting a data storage device includes a bracket and a locking member. The bracket includes a first clamping arm and a second clamping arm pivotable relative to the first clamping arm. A number of mounting pins extend from each of the first and second clamping arms. The second clamping arm includes a first hook. The locking member is pivotably mounted to the first clamping arm and includes a second hook. When the second clamping arm is pivoted towards the first clamping arm, the first hook of the second clamping arm drives the locking member to rotate, until the second hook engages with the first hook and the mounting pins engage in opposite sidewalls of the data storage device.

Abstract: A mounting apparatus for an expansion card includes a chassis, a mounting frame, a hull, and a mounting member. The mounting frame is secured to the chassis and is adapted to secure a first end of an expansion card. The hull is secured to the chassis, and is adapted to maintain a second end of the expansion card opposite to the first end. The mounting member is rotatably attached to the hull, and comprises two limiting boards. The mounting member is rotatable between a lock position and an open position. In the lock position, the mounting member abuts the top surface of the expansion card. In the open position, the mounting member disengages from the expansion card.

Abstract: The invention relates to avionics equipment including a motherboard (108), at least one daughterboard (150) and, for each daughterboard, two supporting slides (116) attached directly to the motherboard and bearing the daughterboard. The invention also includes at least one mechanical connecting part (122A to 122D, 128A, 128B) between the motherboard (108) and at least one of the following: a backplane board (112) connected to an avionic connector (124), an avionic connector (124) and the rear face (106) of the avionics equipment.

Abstract: A mounting apparatus includes a chassis, a mounting tray accommodated in the chassis, and a securing member. The chassis includes a bottom plate and a rear plate connected to the bottom plate. The mounting tray is secured to the rear plate. The securing member is located between the bottom plate and the mounting tray. A through hole is defined in the securing member. The mounting tray is attached to a flange of a securing plate, and the through hole receives an insertion portion of the securing plate.

Abstract: A mounting apparatus includes a chassis, a mounting member, a mounting tray received in the chassis, and a securing device. The chassis includes a front plate and a positioning member attached to the front plate. The mounting member is used to secure an expansion card and includes a flange. The mounting tray includes a front panel and a retaining panel connected to the front panel. The securing device includes a first securing member and a second securing member. The first securing member is rotatably attached to the front plate, and the second securing member is rotatably attached to the first securing member. The flange is located between the retaining panel and the first securing member. The positioning member abuts the second securing member, to prevent the second securing member from being disengaged from the first securing member.

Abstract: A mounting apparatus for a PCI card includes an enclosure, a mounting bracket, a securing bracket mounted in the enclosure, and a securing member slidably mounted on the securing bracket. The mounting bracket secures a first terminal of the PCI card. The securing bracket includes a main body and an elastic piece extending from the main body. The elastic piece comprises a piece body and a securing protrusion. The securing member includes a pressing panel and a securing portion extending from the pressing panel. The securing member slides relative to the main body to enable the securing protrusion to engage with the securing portion and enable the pressing panel to press a second terminal of the PCI card.

Abstract: A system (22) for removably connecting a circuit card, such as an extension card (54), to an electronic device, comprises a sliding component (28) adapted to support the circuit card (54) and having a guiding edge (32) configured to be slidably inserted in a channel (26) disposed adjacent a connector (20) of the electronic device so as to position the card mating edge (56) in register with the connector (20). A lever (40) is provided for lowering the mating edge 56 of the extension card (54) until suitable connection is made between the card connector and the connector (20). Advantages of the present invention include the fact that the system allows for ergonomic insertion and removal of extension cards without the need for manual dexterity on behalf of the user.