Abstract: A server includes a power module, a detection circuit, a switching circuit, at least one first electric component and at least one second electric component. The power module supplies a standby voltage under a standby mode and supplies a working voltage under a working mode. The detection circuit receives a working mode signal of the server to output a control signal. The working mode signal specifies that the server is under the standby mode or the working mode. The switching circuit is supplied with the working voltage, the standby voltage and a converted control signal generated by converting the control signal, to transfer either the working voltage or the standby voltage. The first electric component works under the working mode only. The second electric component works under the standby mode and the working mode.

Abstract: A camera assembly includes an operation tab, a transmission member, baffle plate, and a camera. The operation tab and the baffle plate are engaged with the transmission member. The operation tab is configured to move along an operating direction and drive the baffle plate to move through the transmission member. The baffle plate is configured to move to cover the camera. A moving direction of the baffle plate is substantially perpendicular to the operating direction.

Abstract: A server including a basic input output system (BIOS) chip, a control unit and multiple central processing units (CPUs), and a booting method are provided. The BIOS chip outputs a booting signal. One of the CPUs receives the booting signal to execute a booting program, and outputs a successful signal after being booted. The control unit is coupled between the BIOS chip and the CPUs, and receives the successful signal to control a connection between the BIOS chip and the one of the CPUs. When the control unit receives the successful signal, the control unit replaces a connection between the BIOS chip and current one of the CPUs with a new connection between the BIOS chip and next one of the CPUs according to the successful signal, and the next CPU then receives the booting signal.

Abstract: A fixing device comprises a bracket. The bracket comprises a positioning block. The positioning block comprises a positioning post. The bracket defines an opening and a receiving space. The opening communicates with the receiving space. A storage device extends into the receiving space from the opening. The positioning block is configured to resiliently move back. The positioning post is configured to be received in a fixing hole of the storage device to engage with storage device.

Abstract: An electronic device includes a mounting frame, a plurality of latching members, a rear cover, a display panel, and a plurality of fasteners. The mounting frame includes a plurality of installation portions. The plurality of latching members is secured to the installation portions. The display panel is located between the latching members and the rear cover. The plurality of fasteners are is engaged with the installation portions through the rear cover to secure the rear cover and the display panel to the mounting frame.

Abstract: The present disclosure provides a method for preparing a molecular sieve catalyst. A water-in-oil micro-emulsion including a continuous phase containing an organic solvent and a dispersed phase containing an aqueous solution containing one or more metal salts and a water-soluble organic carbon source is prepared, hydrolyzed, and azeotropically distilled to form a mixture solution. The mixture solution is heated to carbonize the water-soluble organic carbon source to form nanoparticles each having a core-shell structure including a carbon-shelled metal-oxide. The nanoparticles containing the carbon-shelled metal-oxide are dispersed in a molecular sieve precursor solution. A nanoparticle-loaded molecular sieve is formed from the molecular sieve precursor solution containing the nanoparticles, and then calcined to remove carbon there-from to form a metal-oxide loaded molecular sieve.

Abstract: A positioning apparatus includes a computer chassis and a positioning device. The computer chassis secures a plurality of expansion cards and includes a cover. The cover comprises a first flange and a second flange opposite to the first flange. The positioning device includes a securing member and a positioning member secured to the securing member. The securing member is secured to the first flange and a second flange. The positioning member is pressed on the plurality of expansion cards to prevent the plurality of expansion cards from moving.

Abstract: A mounting system for a hard disk drive includes a case, an insulation member, and a mounting member. The case is configured to receive the hard disk drive and includes a sidewall and an EMI protection structure extending from the sidewall. The insulation member is secured to the sidewall. The mounting member extends through the sidewall and the insulation member and is configured to secure the hard disk drive to the case. The insulation member insulates the mounting member from the case, and the EMI protection structure is electronically coupled to the mounting member, causing the case to be electronically coupled to the hard disk drive.

Abstract: A driving device in a vending machine includes a pushing member, a securing member, and a driving assembly. The motor of the driving assembly provides a rotating force which acts on the securing member, and the securing member supports and rotates the helical pushing member, to drive goods out of the vending machine. The style of attachment between the pushing member and the securing member is such that the starting angle of the helical pushing member can be adjusted by unclipping the end of the pushing member with fingertip force from the securing member and reclipping it at a different preferred orientation. The driving device is used for adjusting the appropriate rotation angle of the pushing member.

Abstract: A server comprises a first motherboard module. The first motherboard module comprises a first motherboard, a first CPU, at least one first memory module, a chipset, input/output units, a BIOS unit and a first QPI connector. The first CPU is disposed on the first motherboard. The first memory module electrically couples with the first CPU. The chipset electrically couples with the first CPU. The input/output units electrically couple with the chipset. The BIOS unit electrically couples with the chipset. The first QPI connector electrically couples with the first CPU through a QPI bus. The first QPI connector is connected to a second motherboard module.

Abstract: A display apparatus includes a base, a screen, and a seal member. The base includes a mounting frame, and the mounting frame has a plurality of slanted surfaces. The screen includes a display panel and a plurality of side surfaces coupled to the display panel. The seal member is surrounded the display panel and attached to the plurality of side surfaces. The seal member is sandwiched between the screen and the mounting frame, and the plurality of slanted surfaces resists the seal member, to seal gaps between the screen and the mounting frame.

Abstract: A mounting system for a hard disk drive includes a case, an insulation member, and a mounting member. The case is configured to receive the hard disk drive and includes a sidewall and an EMI protection structure extending from the sidewall. The insulation member is secured to the sidewall. The mounting member extends through the sidewall and the insulation member and is configured to secure the hard disk drive to the case. The insulation member insulates the mounting member from the case, and the EMI protection structure is electronically coupled to the mounting member, causing the case to be electronically coupled to the hard disk drive.

Abstract: A foot stool assembly is disclosed. The foot stool assembly includes a foot stool, a foot pad, a grasping member, and a fastener. The foot pad includes a mounting plate. The fastener secures the mounting plate and the grasping member to the foot stool. The mounting plate is located between the foot stool and the grasping member, preventing the foot pad from coming off the foot stool.

Abstract: The present invention discloses a server and a booting method thereof. The booting method includes the following steps. A motherboard and a hard disk driver backplane coupled to multiple hard disk drivers are provided, and a working voltage is provided for the hard disk driver backplane, wherein a power-up normal signal is generated when the hard disk driver backplane is powered up normally, and the motherboard includes a booting control circuit and a controller. In response to the power-up condition of the hard disk driver backplane, the hooting control circuit receives the power-up normal signal and outputs a power-up control signal to the controller. When receiving the power-up control signal, the controller controls the motherboard to be booted or maintained as off by determining the condition of the power-up control signal, for the data exchange between the motherboard and the hard disk driver.

Abstract: The present disclosure relates to a valproic acid biosensor. In some embodiments, the valproic acid biosensor may comprise a microcantilever, a self-assembly monolayer, and a valproic acid antibody layer. The self-assembly monolayer may immobilize on the microcantilever surface. The valproic acid antibody layer may immobilize on the self-assembly monolayer. The valproic acid antibody layer may be used to bind with valproic acid drug samples. The present disclosure further relates to methods for measuring the concentration of valproic acid drug samples.

Abstract: A server system and a heat dissipation control method thereof are provided. A main power supply and a standby power supply respectively supplying a main voltage and a standby voltage of the server system are provided. An extension card module including at least one extension card slot allowing at least one extension card to insert into, is provided. A fan module including at least one fan used for dissipating heat from the extension card module is provided. When the main voltage is applied to the server system, the main voltage is applied to the fan to drive the fan. When the standby voltage is applied to the server system, the extension card module is determined whether to be inserted in any extension card. If yes, the standby voltage is applied to the fan to drive the fan; otherwise, the standby voltage is interrupted to stop the fan.

Abstract: A single mounting apparatus for securing a number of expansion cards includes a resisting member rotatably attached to the chassis and a clamping buckle. The clamping buckle includes a pressing piece, a supporting portion, an operating portion, and a catching member. A securing space is defined in the resisting member for latching the catching member. When the catching member is caught in the securing space, the securing member is clamped between a flange of the chassis and the resisting member to stop the rotation of the resisting member. The pressing piece presses down on and secures the expansion cards. Lifting the clamping buckle upwards unlatches the catching member from the securing space and causes re-rotation of the resisting member to allow dismounting of the expansion cards.

Abstract: An enclosure includes a chassis, a locking member, a top panel and a detaching member. The chassis includes a rear wall. The locking member is attached to the rear wall. The top panel is attached to the chassis. The top panel includes a hook. A through opening is defined in the top panel. The detaching member is rotatable relative to the top panel. The detaching member includes a tab and an operating portion. The detaching member extends through the through opening. The tab and the operating portion are located at opposite sides of the top panel.

Abstract: A positioning apparatus includes a computer chassis and a positioning device. The computer chassis secures a plurality of expansion cards and includes a cover. The cover comprises a first flange and a second flange opposite to the first flange. The positioning device includes a securing member and a positioning member secured to the securing member. The securing member is secured to the first flange and a second flange. The positioning member is pressed on the plurality of expansion cards to prevent the plurality of expansion cards from moving.

Abstract: A device mounting system is provided. The system includes a housing having a first surface having a first member disposed thereupon. The system also includes a mounting bracket adapted to receive the housing; the mounting bracket including a first rigid surface having a first feature adapted to engage the first member. A latch can be disposed at least partially within the first feature. The latch can be adapted to permit the insertion and attachment of the first member to the first feature when disposed in a first position and to permit the detachment and removal of the first member from the first feature when disposed in a second position.