Abstract: A holding device includes a loading frame and two mounting plates. The loading frame includes a base portion for loading an HDD and a pair of sidewalls perpendicularly extending from the base portion. The sidewalls are parallel to each other. Each sidewall includes two sliding ribs substantially perpendicularly extending from a surface thereof away from the other sidewall. The two mounting plates are opposite to each other. Each mounting plate includes two guiding rails substantially perpendicularly extending from a surface thereof toward the other mounting plate. The two sliding ribs of each sidewall are configured to be slid into the two guiding rails of a corresponding mounting plate.

Abstract: A mounting bracket includes a first side plate, a second side plate, a top plate, a bottom plate, a pair of dividing plates, and a pair of metal plates. The top plate is connecting top edges of the first side plate and the second side plate. The bottom plate connecting bottom edges of the first side plate and the second side plate. The dividing plates are located between the top plate and the bottom plate and parallel to the first side plate and the second side plate. The metal plates are mounted on the first side plate and the second side plate respectively. The mounting bracket further includes a first accommodating space defined between the first side plate and one of the dividing plates, and a second accommodating space defined between the second side plate and the other one of the dividing plates.

Abstract: A housing for protectively enclosing a printed circuit board, including a base, and a pair of parallel spaced vertical housing side walls extending upwardly from the base to define a chamber that receives the central portion of the printed circuit board, whereby the vertical edge portions of the board extend outwardly beyond the corresponding vertical edges of the housing side walls, respectively. Vertical side members having generally U-shaped horizontal cross-sectional configurations are mounted on the outwardly extending edge portions of the printed circuit board, respectively, with the leg portions of each side member extending between the housing side walls and the printed circuit board, respectively, whereby portions of housing side walls overlap the side member leg portions. The upper end of the chamber is closed by a lid member that is fastened between the upper ends of the side members.

Abstract: A server system includes a number of servers and a server holder. Each server includes two opposite sidewalls with each having a sliding rail formed thereon. The server holder includes two opposite lateral plates and a number of supporting structures. Each lateral plate defines a plurality of rows of receiving holes. Each supporting structure is received in one receiving hole, and includes a supporting block and a torsion spring positioned on the supporting bock. The supporting block is pivotably connected to one of the lateral plates, defines a sliding slot, and includes a resisting surface facing towards interior of the server holder. The sliding rail is slidable along the sliding slot. The torsion spring is configured for providing an elastic force to push the supporting block to keep the resisting surface resisting against one sidewall.

Abstract: A server assembly includes a chassis and a server module slidably received in the chassis. The chassis includes a backplane with a connector. The server module includes a mounting plate and a connecting plate movably attached to the mounting plate. A plurality of supporting posts protrude on the mounting plate. The connecting plate defines a plurality of elongated through slots according to the supporting posts. A flexible member is locked in each through slot. A plurality of fasteners extend through the flexible members to screw into the supporting posts, respectively. A resilient resisting member is arranged on the mounting plate, to abut against a front end of the connecting plate to insert a rear end of the connecting plate in the connector.

Abstract: A mounting apparatus for mounting a removable module in a chassis with a sidewall defining a locking slot includes a locking member, and an operation member. The removable module includes a side plate defining a through slot, and an end plate defining a through hole adjacent to the end plate. The operation member is pivotably attached to an inner surface of the side plate. The locking member includes a mounting piece fixed to the inner surface of the side plate, and a resilient piece slantingly extending from the mounting piece. A wedge extends from the resilient piece. The operation member includes a handle and a pressing portion. The handle is operated to rotate the operation member in to make the pressing portion press the resilient piece toward the side plate, until the wedge extends through the through slot to lock in the locking slot of the sidewall.

Abstract: An exemplary hard disk drive mount includes a casing and a fixing plate. The casing defines a receiving space configured for receiving hard disk drives therein. The casing defines through holes at one side thereof. The fixing plate includes bulges corresponding to the through holes. The fixing plate is attached to the side of the casing with the bulges respectively traversing through the through holes into the receiving space of the casing. The bulges are elastically deformable such that when a given one of the hard disk drives is received in the receiving space, corresponding ones of the bulges resiliently abut a side of the hard disk drive and exert a compressing force on the hard disk drive whereby the hard disk drive is fixed in the casing.

Abstract: An enclosure of electronic device includes a casing, a mounting member and a handle. The casing comprises a side plate and a limiting portion on the side plate. The mounting member is secured to the side plate and comprises a pivoting portion. The handle comprises an installing pole. The handle is engaged with the pivoting portion and is rotatable relative to the mounting member between a first position and a second position, and the limiting portion prevents the installing pole from disengaging from the pivoting portion, and prevents further rotation of the handle when the handle is in the second position.

Abstract: A battery bypass assembly for a computer includes a battery housing which is configured to receive a battery in a battery receptacle. The assembly also includes a battery emulator which is designed to be installed in the battery receptacle of a computer motherboard. An electrical cable connects the electrical contacts of the battery receptacle in the battery housing to the corresponding terminals on the battery emulator. Once the battery emulator has been mounted in a battery receptacle of a computer motherboard, and a battery has been mounted in the battery receptacle of the battery housing, the battery will power circuits on the computer motherboard. The battery housing can be positioned in a location where it is easily accessible. As a result, the battery can be easily replaced without the need to open the housing of the computer.

Abstract: The disclosure relates to an electrical cabinet for receiving and enclosing an electrical apparatus such that the electrical apparatus can be isolated from surroundings by the electrical cabinet. To address water condensing inside the electrical cabinet, a roof construction of the electrical cabinet includes at least a first capillary part located above the electrical apparatus, and the first capillary part includes capillary grooves for recovering liquid condensing on the first capillary part.

Abstract: A case for holding a portable electronic device includes an anterior portion, a posterior portion, a boot, a transparent covering portion, and a plurality of fasteners. The anterior portion may have a front surface, a back surface, and a screen window. The posterior portion may have a front surface and a back surface. The boot may be flexible and may fit around the portable electronic device. The boot may have a sidewall, a flange extending inwardly from the sidewall, and a rear panel. The sidewall may be between the anterior portion and the posterior portion. The transparent covering portion may have an outer edge, a front surface, and a back surface. The outer edge may be between the boot and the back surface of the anterior portion. The plurality of fasteners may fasten the anterior portion and the posterior portion.

Abstract: An assembly includes a power supply unit, a base, and an enclosure. The base includes a bottom plate. The enclosure includes a bottom panel. A flexible piece is connected to the bottom panel. The power supply unit is located on the bottom panel. The bottom panel is located on the bottom plate of the base. The flexible piece is located between the power supply unit and the bottom plate, and is elastically bent.

Abstract: A flat screen television dust protector device featuring an elongated base configured to surround a top area of a flat screen television; at least one mounting bracket disposed on the top dust panel, the first side panel, or on the second side panel of the base, the mounting bracket functions to mount the base to a wall; and a support bar disposed on the top dust panel, the support bar extends downwardly and generally perpendicular to the top dust panel and generally parallel to the front panel, wherein at least on aperture is disposed in the support bar adapted to receive a screw, bolt, or nail, wherein the support bar functions to provide support for the base when the base is attached to the wall.

Abstract: An exemplary electrical switch cabinet for use in the low voltage range with voltages up to 500 V and electric currents up to 63 A, is constructed as a wall hung cabinet for surface or recessed mounting or as a standing cabinet, from a rear wall and side wall parts connected thereto. The cabinet can include at least one movable front door, and can be provided with internal fittings for the connection of switching devices arranged in the switch cabinet. The side wall parts and the rear wall are modularly configured and rigidly connected to one another, and the at least one movable front door can be guided in grooves through straps.

Abstract: A server cabinet for receiving a server includes two sidewalls forming two rails to support the server. A fixing board perpendicularly extends from a rear side of each sidewall toward the other sidewall and longitudinally defines a number of through holes. Each fixing board includes a blocking member. The blocking member includes a main portion, two curved claws extending from top and bottom ends of the main portion to be engaged in two through holes of the fixing board, and an extension piece extending from a side of the main portion to block a rear side of the server.

Abstract: Provided is a display device in which a panel module can be fixed to a front cabinet without using screws, and when performing maintenance, the panel module can be easily removed from the front cabinet. The display device including a panel module having a display surface on the front side thereof, a front cabinet surrounding a peripheral edge part of the panel module, and a back cabinet covering a back side of the panel module includes a flexible hook part protruded toward the back cabinet from the inner surface of the front cabinet, and an L-shaped fixing member which has an L shape and includes a latch plate having a hole part in which the flexible hook part is latched and a contact plate which contacts with a back surface of the panel module so as to fix the front cabinet to the panel module.

Abstract: Methods of preventing overheating of computer equipment in a cabinet when a supply coolant to a cooler in the cabinet fails. An example embodiment is a data center that includes a plurality of cabinets and at least two coolant supply lines. The cabinets are configured to house computer equipment and the coolant supply lines provide coolant for the cabinets. Moreover, the cabinets are arranged in at least one row of adjacent cabinets such that each row of adjacent cabinets receives coolant from alternating coolant supply lines.

Abstract: The present invention provides a system that allows for a single panel of the invention to be easily modified, preferably without the use of tools, to fit on a server rack, where the single panel is so modified as to cover the desired amount of open space on a server rack as a single piece, where the panel is preferably fire-rated, and where the modified panel may be easily installed onto the server rack to as to cover any open space thereon, and prevents the circular flow of warm air output from entering the cooler air input of the servers housed on the server rack.

Abstract: A connection lug comprises an electrically conductive body, an electrically conductive blade connector extending from a first end of the body, and a cable hole located in a second end of the body configured to receive a cable. A clamping cam in the connection lug may rotate inside of the body and clamp against the cable. A screw hole may be configured to receive a clamping screw. A portion of the clamping cam may extend into the screw hole and insertion of the clamping screw into the screw hole may push against the portion of the clamping cam and rotate the clamping cam into the cable hole.

Abstract: A cooling circulation system of a server includes a cabinet assembly, a plurality of first fan modules, a plurality of second fan modules, and two air guide hoods. The first fan modules and the second fan modules are disposed on the cabinet assembly. The first fan modules blow a first airflow towards a first direction, and the second fan modules blow a second airflow towards a second direction. The air guide hoods are respectively installed on two ends of the cabinet assembly. The first airflow and the second airflow join each other through the air guide hoods, so as to form a cooling circulation loop inside the cabinet assembly.

Abstract: A cover for use with a rack system defining a bay for mounting electronic components may comprise six mounting brackets, a door frame, two hinges, and a door. The six mounting brackets may each have a respective first end and a second end. The first end of each mounting bracket may be configured to attach to a respective junction plate associated with the bay. The door frame may be configured to attach to the second ends of the six mounting brackets. The two hinges may be disposed on the door frame. The door may be configured to mount on the two hinges and block access to the bay when closed.

Abstract: A server rack includes a cabinet, at least one fan, and at least one circuit board, in which the cabinet has a first side surface and a second side surface arranged along a first direction and opposite to each other. The fan is installed on the first side surface of the cabinet and blows an airflow in the first direction, the circuit board is installed in the cabinet along the second direction, and the second direction and the first direction are perpendicular to each other, so the airflow generated by the fan is blown to the circuit board, thereby performing heat dissipation.

Abstract: A server set includes a first video server, a second video server and a joint member. A first surface of the first video server has a first fastening groove, and the first fastening groove has a first chute portion and a first intermediate portion. The second video server has a second surface, in which the second surface has a second fastening groove, and the second fastening groove has a second chute portion and a second intermediate portion. A main body portion of the joint member corresponds to and is accommodated in the first intermediate portion and the second intermediate portion. A first hook portion and a second hook portion are accommodated in and hooked with the first chute portion and the second chute portion respectively, so that the first video server is connected with the second video server through the joint member.

Abstract: An enclosure assembly and system are provided for implementing cover-mounted, auto-docking for multiple DASD configurations in information technology equipment. A user selected direct access storage device (DASD) configuration is mechanically attached to an enclosure cover. A cover interposer card is mechanically attached to the enclosure cover and electrically connected to each DASD in the user selected DASD configuration. An electrical connector mates with the cover interposer card as the cover is installed through a sliding motion with a chassis and base planar of the enclosure assembly. A flexible cable interconnect attached to the mating electrical connector is connected to the base planar. The enclosure assembly enables high density, high performance modular server architectures without compromising processor performance or planar electrical architecture.

Abstract: An explosion protection housing constructed according to an explosion protection requirement having a temperature control system. The temperature control system includes a temperature control device that includes a pipe coil thermally connected to at least one of the walls of the housing. Optionally, temperature control fluid is directed through the pipe coil by means of circulating pump in order to increase or decrease the temperature of the housing, depending upon the explosion protection requirements.

Abstract: An electronic device includes a chassis, a rotatable door, and a latch member. An opening is defined in the chassis. A first flange extends from an edge of the opening. A first mounting slot is defined in the first flange. The rotatable door is rotatable between a closed position and an open position. The rotatable door includes a second flange with a second mounting slot defined therein. The latch module includes a latch piece with a mounting hole defined therein and a slidable pin securely engaged in the mounting hole. The latch piece is movable between a locked position where the latch piece is engaged into the first mounting slot and the second mounting slot, and an unlocked position where the latch piece is disengaged from the first mounting slot and the second mounting slot.

Abstract: A container data center includes a container, servers, a monitoring device, a cooling system, and a controller. The container is divided into first regions and a second region which are separated from each other. The servers are received in the respective first regions. The monitoring device is for monitoring the servers and received in the second region. The cooling system includes a first generator for generating a first cool airflow, a second generator for generating a second cool airflow for the second region, an air pipe connecting the first regions and directing the first cool airflow to the first regions, and valves arranged in the air pipe. Each valve is positioned between each two adjacent first regions. The controller controls the first generator, the valves and the second generator.

Abstract: A disk drive test slot thermal control system includes a test slot. The test slot includes a housing and an air mover (e.g., a blower or a fan). The housing includes an outer surface, and an internal cavity. The internal cavity includes a test compartment for receiving a disk drive for testing. The housing also includes an inlet aperture extending from the outer surface of the housing to the internal cavity. The air mover can be disposed outside of the internal cavity to provide an air flow towards the test compartment through the inlet aperture.

Abstract: The present invention discloses a switch cabinet connection and combination apparatus, wherein upper line-in/line-out terminals of a medium-voltage switch cabinet are connected to upper contact boxes via a conductor, and lower line-in/line-out terminals thereof are connected to lower contact boxes via the conductor, and remaining gaps to be insulated are filled with a solid insulating material. The present invention further discloses a method of manufacturing a switch cabinet connection and combination apparatus including the steps of: connecting upper line-in/line-out terminals of a medium-voltage switch cabinet via a conductor to upper contact boxes; connecting lower line-in/line-out terminals thereof via the conductor to lower contact boxes; and pouring a solid insulating material for molding. The present invention realizes high reliability, small volume, and no pollution of the medium-voltage switch cabinet.

Abstract: An electronic device includes an enclosure, a cover plate, a battery module, a latching member, a locking member, and a sliding knob connecting the latching member to the locking member. When the sliding knob is located in an original position, the latching member is engaged with the cover plate for securing the cover plate to the enclosure, and the locking member is engaged with the battery module for fixing the battery module to the enclosure. When the sliding knob is slid from the original position to a first unlocked position, the latching member is disengaged from the cover plate for releasing the cover plate from the enclosure. When the sliding knob is slid from the original position to a second locked position, and the locking member is disengaged from the battery module for releasing the battery module from the enclosure.

Abstract: There is disclosed an apparatus including a chassis configured to accept a plurality of blades. The chassis may contain a backplane assembly may include a backplane bus bar configured to provide electrical power to the plurality of blades and a power supply configured to deliver electrical power through a power delivery bus bar. A clamp may be disposed to force the power delivery bus bar into electrical contact with the backplane bus bar.

Abstract: A data center includes a housing and a number of server units arranged in the housing. Each server unit includes a server module and a cable management member. The first ends of a number of cables are connected to the back panel of the server module. The cable management member includes a bottom plate, a front plate, and two side plates. A number of connectors are set on the front plate. The second ends of the cables are connected to the connectors. The cable management member is fixed to one side of the server module. The cables are received in a space formed between the bottom plate and the server module. The cable management member includes a first clipping portion and a second clipping portion formed at opposite sides. The housing includes a number of rails, which can slide between the first and second clipping portions.

Abstract: A box-shaped electric control cabinet is provided which can be closed by a cover and which is used to receive electric components and devices for a blade angle adjustment drive (pitch drive) of a wind energy power plant, by means of which one or more rotor blades of the plant can be rotated about the blade axis. The control cabinet includes at least two cabinet segments, and specific electric components and devices are associated with respectively each module according to its function. The cabinet segments can be associated with and/or assigned to respectively different electric components and devices, with which, combined as a part function, different total functions and/or embodiment forms of the control cabinet can be produced or are producible.

Abstract: A modular computing system includes two or more electrical modules. The electrical modules may each include a module chassis having shelf mounting portions for sliding the electrical module into a slot of a rack. The electrical modules may couple with one another to form module assemblies that can be slid into one or more slots in a rack.

Abstract: In accordance with the present disclosure, a system and method for an optimizable rack solution is presented. The system and method is directed to an optimizable rack that includes a frame. The frame has both a primary portion and a detachable portion. The primary portion may contain a primary enclosure and the detachable portion may container a secondary enclosure. Each of the primary enclosure and secondary enclosure are sized to hold a plurality of computing systems. Detaching the detachable portion of the frame both reduces the size and computing systems capacity of the frame.

Abstract: An electronics module docking system includes docking member removably coupled to a photovoltaic module. The docking system includes a first connector port electrically coupled to one or more photovoltaic cells of the photovoltaic module. The photovoltaic module is selectively coupleable to the docking member. The docking system includes a housing to enclose an electronics module. The housing may include second connector port that is selectively engageable to the power electronics module. The power electronics module and the photovoltaic cells are electrically coupled to one another upon selective engagement of the connector ports. The inverter housing is receivable by and removably coupleable to the docking member allowing the inverter housing to be removably coupleable to the photovoltaic module.

Abstract: A computer enclosure includes a front panel, a switch module attached to the front panel, and a light guide block. The front panel includes a front plate and a top flange connected to the front plate. A holding slot is defined on the top flange for accommodating the light guide block. The switch module includes a mounting bracket and a first light emitting diode (LED) attached to the mounting bracket. The first LED faces one end of the light guide block and generates light that enters the light guide block and emits from the front panel.

Abstract: An exemplary electronic device includes a housing, a left rail and a right rail assembled in the housing, and a holder assembled on the left and right rails and received in the housing. The holder can slide out from the housing for securing a functional module thereon. The holder includes a bottom plate glidingly assembled on the left and right rails, and front and rear plates both pivotally secured on the bottom plate. The front and rear plates are both elastically biased to rotate about the bottom plate. When the holder is at least partially received in the housing, the front and rear plates are in original closed positions. When the holder is almost totally slid out from the housing, the front and rear plates rotate about the bottom plate to be in open positions for providing resilience to secure the functional module.

Abstract: A motherboard includes a switching circuit, a serial advanced technology attachment (SATA) connector connected to a hard disk drive (HDD), a first serial attached small computer system interface (SCSI) (SAS) connector, and a connector connected to an SAS card. A second SAS connector is arranged on the SAS card and connected to the first SAS connector. The switching circuit is connected to the SATA connector and the first SAS connector. The switching circuit is disconnected from the first SAS connector if the HDD is an SATA HDD. The motherboard communicates with the HDD through the switching circuit and the SATA connector. The switching circuit is connected to the first SAS connector if the HDD is an SAS HDD. The motherboard communicates with the HDD through the SAS card, the first SAS connector, the switching circuit, and the SATA connector.

Abstract: An adjustable mount assembly and a related rack mount system are provided. The adjustable mount assembly is adapted for mounting a user interaction device outward from a cabinet structure comprising a first surface and a second surface adjacent to the first surface. The adjustable mount assembly comprises a moving member movable substantially horizontally with respect to the first surface. The adjustable mount assembly further comprises an adjustable frame member coupled to the moving member for mounting the user interaction device, wherein a length of the adjustable frame member is adjustable with respect to the second surface. In accordance with an embodiment, the adjustable frame member comprises a two-fold sliding track, wherein the two-fold sliding track comprises a first fold slidably mounted on the first surface and a second fold fixedly holding the user interaction device.

Abstract: Arc resistant enclosures for dry-type transformers. More particularly, transformer enclosures having one or more arc-resistant features, including arc channels, arc fault dampers, and arc fault plenums, and methods for providing same.

Abstract: A server rack includes a bracket, a first baffle, a first elastic member, a second baffle, and a second elastic member. The bracket includes a first side plate and a second side plate and defines a receiving space. The receiving space has an entry. An end of the first baffle is pivotally connected to the first side plate close to the entry. The first elastic member is connected to the first side plate and the first baffle and capable of elastically driving the first baffle to move from a first position to a second position. An end of the second baffle is pivotally connected to another end of the first baffle away from the first side plate. A second elastic member is connected to the first baffle and the second baffle and capable of elastically driving the second baffle to move from a third position to a fourth position.

Abstract: A signal interface includes a support structure having a pivotally supported cover and side wings. A latching mechanism is provided to secure the cover to the side wings in both stowed and deployed positions.

Abstract: A vibration dampened power generation aggregate including an internal combustion engine, generator and outlet box mounted upon a frame having vibration dampening mounts for the power generation aggregates. The outlet box as an interior space divided into compartments for the placement of accessories, switches and generator governors. The frame has a first side and a second side and the power generation aggregate is mounted on the frame such that the mass of the power generation aggregate is evenly distributed on the first and second sides to reduce harmonic vibration and sound transmission of the power generation aggregate on the frame during aggregate operation.

Abstract: A storage device testing system cooling circuit includes a plurality of test racks. Each of the test racks include a test slot compartment and a test electronics compartment. Each of the test slot compartments includes multiple test slots, and one or more cooling conduits configured to convey a cooling liquid toward the test slots. Each of the test electronics compartments includes test electronics configured to communicate with the test slots for executing a test algorithm, and a heat exchanger in fluid communication with the one or more cooling conduits. The heat exchanger is configured to cool an air flow directed toward the test electronics.

Abstract: An identification system is provided for an electrical system. The electrical system includes a switchgear enclosure, a number of electrical switching apparatus, and a racking mechanism movably coupling the electrical switching apparatus to the enclosure. The identification system includes a control mechanism having a controller and a plurality of software programs. The controller includes a number of inputs from a corresponding one of the electrical switching apparatus, and a number of outputs to the racking mechanism. Each software program provides functionality to the outputs to control racking movement of a predetermined type of electrical switching apparatus. Responsive to the inputs from the electrical switching apparatus, the controller identifies the predetermined type of electrical switching apparatus, and then automatically selects a corresponding one of the software programs to control movement of the electrical switching apparatus.

Abstract: Various technologies described herein pertain to racking equipment in a data center. A modular equipment rack system can include an upper track, a lower track, a vertical support, a power and network distribution unit, and a tray. The upper track and the lower track can respectively include incrementally spaced mounting locations at which the vertical support and the power and network distribution unit can be attachable. The tray can be attachable to the vertical support and the power and network distribution unit when the vertical support is attached to the upper track at a first upper mounting location and attached to the lower track at a corresponding first lower mounting location, and the power and network distribution unit is attached to the upper track at a second upper mounting location and attached to the lower track at a corresponding second lower mounting location.

Abstract: A server including a rack, chassis, a power module, first copper columns, and second copper columns is provided. The rack has a front end and an opposite back end. The chassis are disposed in the rack and suitable for being pulled out from the front end. Each chassis contains a motherboard module. The power module is disposed in the rack. The first copper columns are fixed on the rack, electrically connected to the power module, and are suitable for electrically connecting an external power supply. The second copper columns are fixed on the rack and electrically connected to the power module and the motherboard modules. A high voltage from the external power supply is transmitted to the power module via the first copper columns. The power module converts the high voltage into a low voltage and transmits the low voltage to the motherboard modules via the second copper columns.

Abstract: A vibration absorbing device includes a main board having a pole, a first retaining board fixed to the main board, a second retaining board fixed to the first retaining board opposite to the main board, a loading board including a main body and a flange protruding from the main body, an elastic element located between the pole and the main body. A sliding groove and a compartment are both defined between the first retaining board and the second retaining board, the flange is located but slidable in the sliding groove, the main body is located in the compartment. The loading board can slide in the sliding groove in compliance with shocks or vibration, while the elastic element deforms and releases to absorb the motion of the loading board.

Abstract: A power supply unit for providing power to servers and a power supply system for servers is disclosed. The power supply unit for providing power to servers, comprises a housing; a plurality of power supplies arranged in the housing, the plurality of power supplies comprising a first output end and a second output end; a circuit board comprising a first conductive plate and a second conductive plate, the first conductive plate being electrically connected with the first output end, and the second conductive plate being electrically connected with the second output end; and an integrated management module electrically connected with the circuit board.