Abstract: A testing apparatus includes a base mounted on a motherboard, an inserting unit mounted on the base, a movable unit secured to the inserting unit, and a driving device mounted between the movable unit and the base. The movable unit is driven to move by the driving device, thereby enabling the inserting unit to move to enable the expansion card to be inserted into the motherboard. The movable unit is driven to move by the driving device, thereby enabling the inserting unit to move to enable the expansion card to move out of the motherboard.

Abstract: An interface supply circuit includes a power supply unit, a first and a second control circuit, and a detection unit coupled to an interface. The detection unit is configured to output a first control signal upon detecting a corresponding device is inserted into the interface and output a second control signal upon detecting no device is inserted into the interface. The first control circuit is configured to switch off in event receiving the first control signal and switch on in event receiving the second control signal. The second control circuit is configured to switch on in event the first control circuit is switched off and switch off in event the first control circuit is switched on. The power supply unit is configured to supply power to the interface after the second control circuit is switched on and be disconnected from the interface after the second control circuit is switched off.

Abstract: An anti-leakage supply circuit which avoids any power leakage to earth includes an interface, a management chip configured to detect a working state of a computer, a motherboard power supply configured to supply power to the interface and the management chip, and a control circuit coupled to the management chip. The control circuit is coupled between the motherboard power supply and the interface. The management chip is configured to output a signal to the control circuit when the computer is in standby state which disconnects the motherboard power supply and the interface.

Abstract: A voltage adjusting circuit includes a voltage regulator module, a control chip, a platform controller hub (PCH), a basic input-output system (BIOS), a number of switching units, and a number of resistors. The voltage adjusting circuit is utilized to receive a voltage signal to supply a working voltage to a liquid crystal display (LCD). The voltage adjusting circuit controls switching units to turn on or turn off, and changes the current of the control chip, and further outputs different voltages to different LCDs. The disclosure further provides an all-in-one computer including the voltage adjusting circuit.

Abstract: A framework for processing a number of commands for controlling a number of electronic devices includes a number of control servers and a number of terminals. Each control server controls corresponding one or more electronic devices. Each control server communicates with one or more terminals. Each control server receives commands from the corresponding terminals to control the corresponding electronic devices. Each control server sets an authority level of each of the corresponding terminals. A first control server is able to authorize a second control server to control one or more of the electronic devices controlled by the first control server. The terminals communicating with the second control server have a higher authority level than the terminals communicating with the first control server for controlling the one or more electronic devices that the first control server authorized the second control server to control.

Abstract: A mounting apparatus includes an enclosure for mounting a receiving member, a bracket, and a movable member mounted to the enclosure. The receiving member is configured to receive an electronic component. The bracket includes a bracket body movably mounted to the enclosure and an operating member mounted to the bracket body. The movable member includes a movable body and a movable block mounted to the movable body. The movable body is mounted to the bracket body. The operating member is pressed in a first direction toward the enclosure to drive the bracket body to rotate, the movable body moves a second direction away from the enclosure, thereby the movable block can move in a third direction away from the enclosure to push the electronic component and the electronic component can move in the second direction. The third direction is different from the first direction.

Abstract: A mounting apparatus for securing a display includes a base; a clipping device attached to the base, a first positioning device attached to the base, and a second positioning device attached to the base. The clipping device includes a first securing member and a second securing member. The clipping device is moveable relative to the base between a locked position and an unlock position. When the clipping device is located on the locked position, the first securing member and the second securing member are configured to secure to a display. When the clipping device is located on the unlock position, the first securing member is engaged with the first positioning device, the second securing member is engaged with the second positioning device, thereby the first securing member and the second securing member are configured to remove from the display.

Abstract: An imaging device includes a lens, a light pipe, a cover, and a mounting base. The cover can be coupled to the mounting base. The cover defines a groove and includes a latching plate and a mounting plate. The latching plate and the mounting plate are located at two opposite sides of the groove. The mounting plate defines a mounting hole. The mounting base defines a slot, a limiting slot corresponding to the latching plate, and a plurality of securing holes. When the imaging device is assembled, the latching plate is engaged in the limiting slot, a fastener is inserted into the mounting hole and engaged in the corresponding securing hole. The lens and the light pipe are received in the slot and the groove.

Abstract: An all-in-one computer includes a shell, a stand, and a plate. The stand and the plate are engaged with the shell. The stand includes at least one first supporting pole and a second supporting pole. The second supporting pole is configured to move relative to the at least one first supporting pole. The plate defines a plurality of grooves. An extending direction of the plurality of grooves is substantially parallel to each other. An end of the second supporting pole can engage with one of the plurality of grooves to support the shell.

Abstract: In a method for automatically recovering a basic input-output system (BIOS) of a computing device, the computing device includes a serial peripheral interface (SPI) ROM, a storage device, and a supper I/O (SIO) controller. The SPI ROM stores a first BIOS booting block and a main BIOS, and the SIO controller stores a second BIOS booting block. An integrity of the main BIOS stored in the SPI ROM is checked when the computing device is powered on. The first BIOS booting block boots the computing device when the main BIOS is partially damaged, and the second booting block powers on the computing device when the main BIOS is fully damaged. A backup BIOS is obtained from the storage device, and is written into the SPI ROM to update data of the main BIOS.

Abstract: A video phone with a viewing stand includes a main portion and a base to be secured to the main portion. Each side of the main portion defines a sliding groove and includes a limiting column. Each end of the base is equipped with a positioning column and a block. The positioning column is configured to be inserted into the sliding groove and to slide in the sliding groove to drive the main portion from a horizontal position to a vertical position or vice versa. The block is configured to slide into a first position to allow the main portion to be in the horizontal position, or in a second position to resist against the limiting column to allow the main portion to be in the vertical position.

Abstract: An electronic device includes an enclosure, a circuit board mounted in the enclosure, an electronic component attached to the circuit board, an antenna module mounted to the electronic component, and a mounting apparatus configured to mount the antenna module. The mounting apparatus includes a pressing member mounted on the circuit board. The mounting apparatus includes a pressing panel, a pressing block extending from the pressing panel, a positioning piece extending from the pressing panel, and a pressing piece extending from the pressing block. The pressing piece has a back wall. The pressing block presses the electronic component, the pressing panel presses the antenna module, and the back wall and the positioning piece abut against two adjacent sidewalls of the electronic component.

Abstract: Electronic device includes an enclosure, a motherboard received in the enclosure, a first bracket securing a first electronic module, a transfer card electronically coupled to the motherboard, and a securing member securing the transfer card to the first bracket. The transfer card is substantially perpendicular to the motherboard, the first electronic module is electronically connected to the transferring card, and thereby the motherboard is electronically connected to the first electronic module.

Abstract: A control circuit includes a platform controller hub (PCH), a basic input/output system (BIOS), an electronic switch, and first and second resistors. A management engine interface is loaded in the PCH. The BIOS is connected to the PCH to control the signals output from a general input/output (GPIO) pin of the PCH. A power supply is connected to a serial pin of the PCH through the electronic switch. The GPIO pin of the PCH controls on or off of the electronic switch.

Abstract: A connecting device includes a connector and a jumper. The connector includes an enclosure and two terminals mounted in the enclosure. The two terminals are spaced apart. Each terminal includes a contact defining a latching hole. The jumper includes a case and a conductor received in the case. The conductor includes two contacting arms. Each contacting arm includes a latching portion. Each contact extends into the case, each latching portion is engaged in one of the two latching holes to mount the jumper to the connector, and the two terminals are electronically coupled to each other.

Abstract: A vending machine with selectable internal heating and internal cooling functions includes a cabinet and a heat transmitting system. The cabinet includes a heat source and a goods storage space. The heat transmitting system includes a first air inlet tube, a second air inlet tube, an air outlet tube, and a gas valve. The first air inlet tube connects the heat source to the gas valve. The second air inlet tube connects the goods storage space to the gas valve. The air outlet tube connects the gas valve to the outside of the vending machine. The gas valve can connect the first gas inlet tube to the second gas inlet tube to heat the goods storage space using heat generated by the heat source, or can connect the first gas inlet tube to the gas outlet tube to dissipate heat generated by the heat source.

Abstract: An alarm circuit includes an audio chip, a basic input and output system (BIOS), a platform controller hub (PCH), and a speaker unit. The audio chip is electrically coupled to the BIOS, the PCH, and the speaker unit. The audio chip receives control signals from the BIOS and the PCH, and controls the speaker unit to alarm according to the control signals.

Abstract: A monitoring system and method can determine whether an ambient intensity surrounding a computer is suitable for a user when the user is working with the computer. The system and method can adjust the intensity of a light source in responds to the ambient intensity being unsuitable for the user.

Abstract: The disclosure provides a power supply circuit including a pulse width modulator (PWM), a first voltage conversion unit, a second voltage conversion unit, a conversion chip, and a delay unit. The first voltage conversion unit converts a voltage of a power supply to a first voltage according to pulse signals output by the PWM. The second voltage conversion unit converts the voltage of the power supply to a second voltage according to the pulse signals. The conversion chip converts the first voltage to a third voltage, converts the second voltage to a fourth voltage, and outputs a power-good signal to a south bridge chipset through the delay unit. The disclosure also provides a notebook computer including the power supply circuit.

Abstract: A dialing method for video conferencing including acquiring identification information of a user when the user requests to log in a web portal of a video conferencing management system, verifying whether the acquired identification information indicates that the user is a validated user according to the second relationship table, determining a corresponding authority level of the user according to the second relationship table, determining a number of dialing numbers corresponding to the authority level of the user when the user is verified as the validated user, selecting one dialing number from the number of dialing numbers in response to a selection of the user, and connecting an electronic device of the user to a corresponding virtual conference room of the video conferencing management system according to the selected dialing number.