Abstract: Various apparatus and methods relating to a sequencer for connecting an electronic device to a circuit board are disclosed.

Abstract: An apparatus for a circuit assembly, including two plates which are adapted to hold a circuit assembly, connected by a hinge, and including a hold-down adapted to interlock the circuit assembly to a plate, and a sliding lock adapted to secure the plates. Examples of the present subject matter include embodiments wherein the sliding lock secures the first plate and second plate in a first mode of operation, and releases the first plate in a second mode of operation, and wherein the hold-down interlocks the circuit assembly to the first plate in a first state of operation, and interlocks the circuit assembly to the second plate in a second state of operation. Further, the present subject matter includes a method for using a circuit carrier to hold a circuit assembly.

Abstract: A floating guide device provides increased thermal conductivity between a printed wiring assembly and a heat sink chassis. The guide device includes an elongated thermally conductive rod and a wedgelock used in conjunction with the rod that can be attached to the rod. The guide device can be used in an electronic assembly comprising a chassis having at least one slot, and at least one printed wiring assembly with a printed wiring board disposed in the slot. At least one integrated circuit package is electrically attached to the printed wiring board. The printed wiring board provides a thermal path to the chassis. The guide device provides one or more additional thermal paths between the printed wiring board and the chassis.

Abstract: A fixing mechanism includes a chassis (400) with a plurality of fasteners (450) formed therein. A tray (100) is movably disposed in the chassis for supporting a printed circuit board (PCB) (10) which defines a plurality of apertures (13). The fasteners are relatively sliding in the apertures of the PCB respectively. The tray includes misaligned first and second driven portions (116, 138) at an end. A driving piece (200) is rotatably fixed in the chassis adjacent the end of the tray. The driving piece is generally positioned between the first and second driven portions of the tray initially, and the driving piece is rotated in a vertical plane to selectively drive the first and second driven portions to move the tray in a horizontal plane such that the fasteners clasp or unclasp the PCB.

Abstract: A high frequency module that has a structure in which a frame-shaped shield case 3 is attached to a circuit substrate 2, wherein an extending segment 331 that extends in an inward direction of the case is formed on a case side plate 31 of the shield case 3, a protruding segment 332 is formed by providing a tip end portion of the extending segment 331 so as to stand perpendicularly, and an engaging portion 332a is formed by swelling out an approximate midpoint of the protruding segment 332 in an inward direction of the case by a drawing process. Furthermore, an inserting hole 21 is formed in the circuit substrate 2 at a location that corresponds to the protruding segment 332. Then, the shield case 3 is attached to the circuit substrate 2 by inserting the protruding segment 332 into the inserting hole 21 of the circuit substrate 2 so that the engaging portion 332a is passed over.

Abstract: A mounting apparatus for securing a motherboard (30) defining several locking holes (32) includes a chassis (10), a lever (20) and a tray (40). The chassis includes a bottom panel (11) and a mounting member (14). Several standoffs (17, 18) are arranged at the bottom panel. A locating portion (144) is formed on the mounting member. The lever pivotally mounted on the bottom panel includes a securing end (242). A fixing post (224) protrudes from the lever. The tray supporting the motherboard defines an opening (442) for receiving the fixing post therein. The lever is rotated from an unlocked position to a locked position. The fixing post pushes the tray. The motherboard slides on the bottom panel until the securing end is disposed on the locating portion. The motherboard is thus mounted in the chassis.

Abstract: An apparatus comprising a chassis defining an attachment slot suitable for receiving a first end of an expansion card and a bracket coupled to the chassis, the bracket movable into engagement with the expansion card closer to a second end than the first end when the expansion card is positioned in the attachment slot.

Abstract: A mounting apparatus for mounting a motherboard (10) includes a base (80), an operating member (40) and a supporting tray (20). The base has a plurality of first standoffs (82) formed thereon. The operating member is pivotably attached to the base. The operating member includes a driver (44). The supporting tray is adapted to be attached to the motherboard. The supporting tray defines an opening (291) for receiving the driver therein. The driver is pivoted to engage with the edge of the opening, so that the motherboard moves horizontally to be secured to the first standoffs of the base.

Abstract: A system and method for placing an electro-optical assembly inside a panel. In accordance with various embodiments of the invention, the system includes a housing to house the electro-optical assembly. The housing comprises a top section, a bottom section, a front element, an attachment module, and a metallic plate. A latching unlatching mechanism facilitates removal of the hosing from the panel. The electro-optical assembly provides EMI shielding.

Abstract: A subrack (1) includes a plurality of plug-in units (50), two parallel sidewalls (10, 20), a bottom wall (24), and a top wall (30). Each of the plug-in units includes a particular combination of code pins (60). Each of the bottom wall and top wall includes a first plate (35). The first plate defines a plurality of spaced slide channels (351) for slidably receiving the plug-in units respectively, and forms a plurality of L-shaped flakes (40) substantially in front of the slide channels respectively. Any one or more of a height, a length, and a deviation relative to the corresponding slide channel of each of the flakes varies relative to another one of the flakes according to different combinations of corresponding code pins, in order that the flakes respectively match the combinations of the corresponding code pins and thereby prevent improper insertion of the plug-in units into the subrack.

Abstract: A cabinet includes spaces for a number of electronic enclosures, each of which has a free end from which a pair of levers extend upward and downward to teeth engaging slots within the cabinet, aiding in the insertion and removal of the enclosures from the cabinet. An electronic enclosure that is wider than a standard width includes additional teeth on crank plates turning with the levers. The electronic enclosure may include an electrically-operated interlock mechanism preventing the insertion or removal of the electronic enclosure by preventing movement of a shaft attached to either or both of the levers.

Abstract: A motherboard fixing device that is installed within a case of a computer host computer, and, after installing a motherboard to a retaining panel, enables rapid assembly of the entire integrated motherboard and retaining panel within the case or extraction and replacement of the motherboard. Moreover, the present invention effectively avoids inadvertent damage to the motherboard when installing within the small space of a case.

Abstract: A fixing mechanism for functional extension cards is disclosed, which can be fixed by fixing bolt thereof to the mechanical frame of a computer system having at least a first positioning hole and a second positioning hole, and to a bayonet board of the functional extension card. The fixing mechanism includes a fixing body, a spindle hole, a fixing portion, an operating portion and a first restricting portion. The body is installed on the frame by the fixing bolt to resolve the problems of the functional extension card slanting and loosening from the frame by the restriction effects respectively provided by the first restricting portion and second restricting portion of the body. The present invention is easy to operate and install to enable the functional extension card to be easily assembled into and disassembled from an extension slot of a computer system.

Abstract: The present invention provides a securing device for securing a card to a socket within a computer is provided where the card and the socket are coupled. The device includes a unitary base member comprising a foundation portion dimensioned to receive a stationary socket and an arm portion orthogonally positioned relative to the foundation. A first engaging means is formed on at least one side of the arm member. The device also includes a clasp assembly that includes an opening for slideably receiving the arm portion of the unitary base member, a recess for receiving a non-connecting end of a card, and a second engaging means for securely engaging the first engaging means. The clasp assembly secures the card to the socket with the socket received in the foundation portion and edge of the card is received in the recess.

Abstract: The frame of a flash memory disk has an opening, a resilient support and a pair of switches. The pair of switches is extended from the frame and is constricted at their connection portions. Two recesses are formed at inner surfaces of the pair of switches. A PCB includes a flash memory and a USB connector thereon. A carrier has a pair of resilient wing latches and a resilient end latch. The carrier accommodates the PCB and exposes the USB connector. The carrier slides within the frame to extend or to retract the USB connector through the opening. A spring is secured between the carrier and the frame. An upper housing is assembled upon the frame, wherein the upper housing includes a button contacting the resilient support. A lower housing is assembled to the frame.

Abstract: Apparatus for removing a printed circuit board (PCB) and bezel assembly from a unit includes a pull spring is attached to opposing sides of the PCB and bezel assembly. Each pull spring includes a generally M-shaped spring. A first end of the M-shaped spring includes a first pin carrying a knob. The first pin extends through an opening in the bezel and the knob is disposed within a recessed portion of the bezel and is generally flush with a front face of the bezel with the M-shaped spring compressed in a normal constrained position. In an extended position when the M-shaped springs return to a substantially uncompressed state, the knobs are pushed forward and are spaced apart in front of the bezel, enabling a person to grip and pull each knob to remove the PCB and bezel assembly from the unit in which it is installed.

Abstract: An optical display module comprises a circuit board, a supporting device and four connecting devices. The connecting devices are bonded on the circuit board by welding. The supporting device has four slots associated with the connecting devices. The supporting device is attached on the circuit board to engage the slots with the connecting devices respectively to bond the supporting device and the circuit board firmly.

Abstract: An ATCA locking lever mounting structure installed in a motherboard blade formed of a motherboard and a face panel and inserted into a machine case of a server system is disclosed to included a grounding plate fixedly provided at the motherboard near a through hole on the face panel, and a locking lever pivoted to a pivot device at the motherboard and turnable about the pivot device between the locking position where the locking lever locks the motherboard blade to the machine case of the server system and connects the grounding plate to the machine case to have the motherboard be grounded, and the unlocking position where the motherboard blade is unlocked from the machine case.

Abstract: A system is provided which includes a plurality of nodes on a network which each interface with equipment on in a particular equipment housing. The nodes also interface with a an external database. The network-accessible external database is used to maintain asset management information which is received from the nodes.

Abstract: A cam handle assembly for use with a modular information handling system components includes a latch with first protrusion and a second protrusion. The first protrusion is sloped such that when the sloped portion of the first protrusion contacts a portion of a rack or chassis, the latch is urged to a recessed position that will allow the cam handle to move between its closed and open position. The second protrusion on the latch is formed to engage an interface aperture that is formed in the cam handle. The interaction between the latch protrusions, the cam handle and the rack encourage proper operation of the cam handle to install an information handling system component within a rack.

Abstract: A folding latching mechanism and related structure. An embodiment of the folding latching mechanism includes a latch member having a claw-shaped clasp disposed proximate to a pivot member that enables a pivotal coupling about a first pivot axis. A lever arm is pivotally-coupled to the latch member about a second pivot (fold) axis that is perpendicular to the first pivot axis of the latch member. During use, the latch member is rotated about its first pivot axis via the lever arm in an extended position, whereby the latching member is securely coupled to a frame member via its clasp. The lever arm is then rotated about its fold axis and secured in place. The folding latching mechanism may be employed on an Advanced Telecom Computing Architecture (ATCA) board hosting one or more Advanced Mezzanine Card (AdvancedMC) modules, wherein the mechanism does not interfere with the I/O port interfaces for the modules.

Abstract: A control assembly controls removal of a circuit board from a chassis. The control assembly includes a support member configured to fasten to the circuit board, and a handle pivotally attached to the support member. The handle is configured to swing from an opened position to a closed position relative to the support member during installation of the circuit board within the chassis, and from the closed position to the opened position during removal of the circuit board from the chassis. The control assembly further includes a button configured to move between a biased position and a depressed position relative to the support member. The button is further configured to (i) inhibit removal of the circuit board from the chassis when the button is in the biased position, and (ii) enable removal of the circuit board from the chassis when the button is in the depressed position.

Abstract: A circuit board assembly includes a motherboard defining a motherboard plane, and a daughter board defining a daughter board plane which is substantially parallel to the motherboard plane. The motherboard and the daughter board electrically connect to each other through a set of circuit board connectors. The circuit board assembly further includes a set of edge clips. Each edge clip extends outwardly from the daughter board along the daughter board plane and is configured to operate as a mounting platform through which to physically secure the daughter board to the motherboard.

Abstract: An auxiliary fixing mechanism is used for fixing an interface card to the housing of a computer. The auxiliary fixing mechanism includes an I/O window and an auxiliary fastener. The I/O window has a fixing slot and a first screw hole. The auxiliary fastener includes a first baffle, a second baffle, a third baffle, a fixing hook and a positioning hook. A screw is passed through the second screw hole of the auxiliary fastener in a direction that is vertical to the interface card. The bracket of the interface card is pushed and stopped by the baffles to restrict the movement of the interface card. Thereby, the auxiliary fixing mechanism can change the fixing direction for fixing the screw to prevent the prior art problem that the interface card could not be fixed to the housing via a screw due to space limitations.

Abstract: A mounting apparatus for expansion cards (80) comprises a bracket (20), a pair of sliding members (40) and a retainer (60). The bracket staying in the chassis (90) of a computer comprises a main body (22), at the edge of the main body extends inwardly a first guiding part (224). A sliding portion (42) and a clasp portion (48) are formed on each sliding member. The sliding portion can engage in the first guiding part slidably, a post (482) protrudes outwardly from each clasp portion. The retainer comprises a rear wall (62), a serial of slots are defined on the rear wall successively for the posts to slide in. The retainer moves up and down when the posts slide in the slots.

Abstract: An interface card coupling structure includes a bracing member fastened to a case that has a retaining plate extending from an edge with a latch hole formed thereon, and a coupling member pivotally coupled on the retaining plate. The coupling member has a latch pin on one end facing the retaining plate to engage with the latch hole and anchor the coupling member on the retaining plate. The coupling member presses an interface card to form secure coupling. The coupling member may be made by injection forming. The structural elements of the bracing member of the interface card coupling structure are thus fewer. Hence the cost may be reduced and production speed increased.

Abstract: A retainer secures one or more printed wiring assemblies in a processor unit. In one embodiment, the retainer has one or more protuberances that abut against a wiring assembly to secure it in place, or sit within a cutout section in the wiring assembly to secure the assembly in a serviceable position.

Abstract: A retaining device (10) for retaining expansion cards (20) in a chassis (300) includes a retaining member (100) and a locking member (200). An upper positioning protrusion (316) and a lower positioning protrusion (318) are formed on a bent plate (312) of the chassis. The locking member is pivotally attached to the bent plate. A pressing portion (216) is formed on an inner side of the locking member and a notch (206) is defined in an outer side of the locking member. A support portion (126) is formed on the retaining member corresponding to the pressing portion. When the upper positioning protrusion is matched with the notch, the retaining member is put into the chassis. The locking member is pressed until the lower positioning protrusion is matched with the notch, and thus the retaining member is secured to the chassis.

Abstract: A mounting apparatus for mounting a plurality of expansion cards (30) with cover plates (35) to a computer enclosure includes a rear panel (14) and a fixing member (40). The cover plate has an elongated portion (37) and a bent portion (39). The rear panel has a card cage (24). The card cage includes a base wall (26) to support the cover plate, and a bent wall (28). The fixing member mounted at an upper portion of the rear panel includes a bracket (42) and a plurality of fasteners (62) movably mounted on the bracket. The bracket forms a plurality of securing portions (50) thereof. The fasteners each include a pressing portion (66) corresponding to the bent portion of the cover plate. The arm portion forms a second securing portion (76) corresponding to the first securing portion.

Abstract: A mounting system for electronic equipment is described which includes a mounting rack, a connector plate, and a retention device. The connector plate is hingedly mounted to a rear of the mounting rack and the connector plate is configured for the mounting of connectors that mate with the connectors of the electronic equipment. The retention device is configured to hold the connector plate against a rear of the mounting plate.

Abstract: A mounting apparatus for mounting a motherboard (10) includes a base (200) with a number of standoffs (210) formed thereon, a driving member (130), an operating member (110) and a supporting tray (20) with a number of mounting holes (27) defined therein. The driving member is slidably attached to the base and a driving shaft (144) is formed thereon. The operating member is pivotally attached to the base with a first cutout (114) and a second cutout (116) defined therein. The supporting tray is secured on a bottom surface of the motherboard with a post (42) formed thereunder. The driving shaft and the post is respectively engaged in the first cutout and the second cutout. After the standoffs are received in corresponding mounting holes, the motherboard is assembled or disassembled by pushing or pulling the driving member.

Abstract: An apparatus, system, and method are disclosed for connecting and disconnecting daughter cards. A handle urges a locking member toward a base comprising a stop and a channel. The channel may direct the locking member to a specified position. The locking member biases the catch and the biased catch engages with the stop. The stop and the channel of the base secure the locking member to the base. In addition, the handle urges the locking member away from the base. The handle also urges an actuator to unbias the catch. The handle further disconnects the locking member from the base as the unbiased catch does not engage the stop.

Abstract: A mounting assembly includes an expansion card having a slot cover, a chassis having a rear wall, the rear wall forming two opposite support tabs thereon, and a pivoting member pivotally mounted to the chassis between the two support tabs. The rear wall defines a through slot below the two support tabs for the slot cover covering thereon. At least one support tab forms a positioning portion thereon. The slot cover has a fixing portion thereon. The pivoting member has a locking portion for engaging with the positioning portion, and a retaining portion for pressing on the fixing portion of the slot cover. The mounting assembly further includes a positioning block securely attached to the chassis opposite to the rear wall of the chassis, and another pivoting member pivotally mounted to the positioning block for retaining another end of the expansion card.

Abstract: Device for locking and unlocking at least one interface card plugged into a socket of a receiving system (2) linked to a data processing system. The device (1) comprises a box (3) mounted to the receiving system (2) and receiving at least one sliding locking/unlocking element (4a-4n) for locking/unlocking interface cards. Each of elements (4a-4n) is disposed opposite a socket in a position that blocks the access to or removal of an interface card. Each element (4a-4n) comprising an element for controlling the power supply (63) of the card, a visual element for indicating the operation and the recognition of the card, and a detecting element for detecting the intent to unlock the card. The device (1) includes a communication element that makes it possible to transmit signals between the data processing system and the device.

Abstract: An electrical power circuit assembly including an insulated metal substrate (IMS) printed circuit board (PCB), a filter (PCB), and one or more bus bars disposed between the IMS PCB and the filter (PCB), the bus bar geometry configured to reduce the inductance between semiconductor power devices on the IMS PCB and capacitors on the filter PCB. For one embodiment, low profile bus bars are used between the IMS PCB and a fiberglass PCB. The fiberglass PCB has a plurality of filter capacitors electrically connected across the bus structure. The geometry and layout of the bus bars provides a connection from the IMS PCB to the fiberglass PCB with very low parasitic inductance between surface mounted semiconductor power devices on the IMS PCB and filter capacitors on the fiberglass PCB.

Abstract: Insertion and ejection mechanisms for modular boards and cards. Mechanisms are provided for coupling the motion of insertion/ejection handles coupled to a modular board or a board carrier frame to which a board is attached. The mechanisms include a single-bar linkage, a rack and pinion-based configuration, a two-bar linkage, and a telescoping configuration. Applying an input force to one of the handles causes the board to be urged inward in a chassis slot, thus coupling the connectors on the board with mating connectors on a backplane mounted within the chassis. The input force is coupled via the various handle-coupling mechanisms to the other handle, producing a result similar to if a force was applied to both handles at the same time. In a similar manner, a board may be ejected by applying a force to a single handle to cause that handle to rotate outward. An automated retention screw insertion and extraction mechanism is also disclosed.

Abstract: A modular apparatus for an electronic weighing scale is disclosed having a battery housing, a printed circuit board and a display fastened together and to a base of the scale. The printed circuit board may be adapted to accommodate a number of displays for various scale models. Additionally, a method for assembling an electronic weighing scale is disclosed.

Abstract: An electronics module comprises an electronics assembly having a first connector and a second connector. The first and second connectors are disposed on opposite ends of the electronics assembly. A case encloses the electronics assembly. The first connector is accessible through a first side of the case and the second connector is accessible through a second side of the case. A locking tab is disposed on the case and is biased to an extended position. A sliding member is slidably coupled to the case and is operable to move the locking tab to a retracted position.

Abstract: Electronic equipment comprises a main body, a front panel and a recording medium receiving unit. The front panel is provided movably between an opened position and a closed position on a front side of the main body. A card-type recording medium is to be loaded or unloaded into or from the recording medium receiving unit. The recording medium receiving unit is concealed and inaccessible in case where the front panel is in the closed position. The recording medium receiving unit is displaced along with movement of the front panel so as to be exposed and accessible when the front panel moves from the closed position to the opened position.

Abstract: An add-on card fastening structure is proposed, which is used for fastening an add-on card on a housing of an electronic device, wherein the housing of the electronic device is provided with a first positioning portion and a first coupling portion. The add-on card fastening structure includes a body, a second positioning portion, a second coupling portion, a plurality of confining portions, and a stop portion. The second positioning portion is disposed on the body and positionally corresponds to the first positioning portion. The second coupling portion is disposed on the body and can be coupled to the first coupling portion. The plurality of confining portions are disposed on the body so as to confine the add-on card in the fastening structure. The stop portion is disposed on the body so as to stop any displacement of a top portion of the add-on card.

Abstract: A protective assembly for a printed-circuit electronics card having a metal substrate and a metal screening cover electrically connected to the substrate. The substrate includes a recessed gutter in which the edge of the cover is accommodated. The edge is crimped onto the substrate in the gutter.

Abstract: A mounting system for electronic equipment is described which includes a mounting rack, a connector plate, and a retention device. The connector plate is hingedly mounted to a rear of the mounting rack and the connector plate is configured for the mounting of connectors that mate with the connectors of the electronic equipment. The retention device is configured to hold the connector plate against a rear of the mounting plate.

Abstract: A pluggable video module (PVM) having a housing with a top, a bottom, a front and a back; a locking and release mechanism proximate the front of the module for securing the module within a host device; an electrical connector proximate the back of the module for electrically connecting the module to a host device; an optical connector proximate the front of the module for receiving an optical connector; and a key slot on the bottom and proximate the rear of the module for receiving a key tab from a host device, thereby allowing the module to be inserted into a host receptacle having a key tab.

Abstract: A transceiver module has an interface surface and is received within a cage. The cage has a cage latch that retains the transceiver module. The transceiver module has a ramp, an actuator and a release handle. The ramp is located on the interface surface of the transceiver module and has a ramp surface that slopes away from the interface surface of the transceiver module and toward the cage latch. The actuator is adjacent the interface surface of the transceiver module and is configured to be movable on the ramp surface. The release handle is mounted on the transceiver module and is coupled to the actuator. Rotating the release handle in a first direction causes the actuator to move along the ramp surface toward the cage latch thereby moving the cage latch away from the interface surface. Rotating the release handle in a second direction causes the actuator to move along the ramp surface toward the interface surface and away from the cage latch.

Abstract: Apparatus for supporting printed wiring assemblies (PWAs) in a device housing is described. In one example, a frame is provided having first opposing sides, second opposing sides, a top side, and a bottom side. A lateral member extends between the second opposing sides and includes a plurality of inner clips proximate the bottom side. One of the first opposing sides includes a first plurality of outer clips proximate the bottom side. Another of the first opposing sides includes a second plurality of outer clips proximate the bottom side. The first opposing sides may also include a third plurality of outer clips proximate the top side. In this manner, the frame bottom side includes mounting sites for first and second PWAs. The frame top side includes a mounting site for a third PWA. The PWAs can be secured in the frame without the need for fasteners.

Abstract: A method according to one embodiment may include providing a circuit board assembly comprising a circuit board and a rotatable knob and at least one latch coupled to the knob via a linkage. The method of this embodiment may also include moving the at least one latch to a retracted position by rotating the knob, and inserting the circuit board assembly into a chassis. The method may then include moving the latch to an extended position. Of course, many alternatives, variations, and modification are possible without departing from this embodiment.

Abstract: A card retention device includes a latch member pivotally coupled on a side wall which is located in a chassis of a computer and is located corresponding to a distal end of an expansion card. The latch member includes a stem which has a first latch section and a second latch section on two ends. The first latch section is a stub to latch the upper edge of the distal end of the expansion card. The second latch section may be coupled with a third latch section formed on the side wall to enable the latch member to latch the expansion card and prevent the expansion card from becoming disengaging from the expansion slot where it is engaged.

Abstract: It is an object of the invention to provide a electromechanical structure comprising an input device and a printed wired board (3, 4), which structure is advantageous in terms of manufacturing and offers freedom to the layout design of the printed wired board, the user interface as well as the appearance of the device itself. It is also an object of the invention to provide a electromechanical structure that is compact and facilitates the customizability and upgradability with a new electronic functionality without any need for modifications to the main electronics of the device. This is achieved by integrating the electromechanical assembly with the mechanical cover part of the electronic device by using an injection moulding process to compose an integrated combination (113) which is detachable from the electronic device. More precisely the objects of the invention are achieved by combining the injection mould technologies with the printing of electronic wired boards.

Abstract: An electronics packaging assembly (100) includes: an assembly housing (120); a plurality of printed circuit boards (110; 210) arranged in parallel within the assembly housing (120); and a vibration stiffener (140; 240). The printed circuit boards (110; 210) each have a notch (112; 212) on one edge. The vibration stiffener (140; 240) is arranged within the assembly housing (120) along a lateral direction relative to the plurality of printed circuit boards (110; 210) and includes a plurality of slots (142; 242) that engage with corresponding notches (112; 212) of the plurality of printed circuit boards (110; 210), wherein engagement of the vibration stiffener (140; 240) with the plurality of printed circuit boards (110; 210) limits flexing of the printed circuit boards (110; 210) in the lateral direction. In one implementation, a portion of the assembly housing (120) contacts and applies pressure to the vibration stiffener (140; 240) to keep the vibration stiffener (140; 240) in place.

Abstract: A latch type optical communication module is easily mounted to and detached from a system port having a cage by means of a latch. The optical communication module is provided with a latch. The latch is rotated around a hinge shaft fixed to both sides of a receptacle and engaging latch holes of ends of the latch. When rotated the latch moves latch drivers to force a slider upward, the slider raises a groove engaging a fixing tap of the optical communication module thereby allowing the optical communication module to be detached from the system port. The optical communication module can be detached from the system port without a tool or influence or adjacent an optical communication module.