Abstract: A protection member for protecting cables extending through an installing hole of a board includes a plate defining a through hole, and a flange portion extending out from a sidewall bounding the through hole. A number of resilient portions are extended from the flange portion. The flange portion is extended through the installing hole. The plate and the resilient portions are abutted against opposite sides of the board.

Abstract: A device for indicating faults of a server system includes an integrated baseboard management controller (iBMC) and an indication circuit. The iBMC is utilized to receive parameters from the server system. The iBMC compares the parameters with predetermined values, then outputs control signals according to compared results. The indication circuit is used to receive the control signals from the iBMC, and then gives indication about faults according to the result signals.

Abstract: An electronic device enclosure includes a chassis defining an space, and a cover module. The chassis includes two opposite sidewalls locating at two sides of the space. The cover module includes a cover and a latching apparatus mounted to the cover. A first end of the cover is rotatably connected to first ends of the sidewalls, and the latching apparatus is mounted to a second end of the cover. A second end of one of the sidewalls defines a latching hole. The latching apparatus includes a latching member slidably mounted to the cover, a resilient member sandwiched between the latching member and the cover, and an operation member mounted to the latching member. The latching member includes a latching block. The resilient member biases the latching member to slide, to allow the latching block to latch in the latching hole.

Abstract: A motherboard assembly includes a motherboard and an expansion card. The motherboard includes an expansion slot, a storage device interface, a power connector, and a central processing unit (CPU). The expansion slot includes a protrusion, first signal pins connected to the CPU, first power pins connected to the power connector. The expansion card includes a circuit board. A storage unit, a display unit, a power circuit, and a serial advanced technology attachment (SATA) connector connected to the storage unit and the storage device interface of the motherboard are all arranged on the circuit board. A notch is defined in a bottom edge of the circuit board, to receive the protrusion. An edge connector is arranged on a bottom edge of the circuit board and includes second power pins connected to the power circuit, and second signal pins connected to the display unit.

Abstract: A signal switching circuit allows a PCIe card access to additional data channels when installation of the PCIe cards on first and second PCIe connectors are detected. First and second PCIe connectors output a first detection signal when each of the first and second PCIe connectors receives a PCIe card. The first and second PCIe connectors output a second detection signal when each of the first and second PCIe connectors does not receive a PCIe card. A first multiplexer receives the first or second detection signal and connects an input terminal to first or second output terminal of the first multiplexer, to transmit PCIe signals to the first or second PCIe connector. A second multiplexer receives the first or second detection signal and connects an input terminal to first or second output terminal of the second multiplexer, to transmit PCIe signals to the first or second PCIe connectors.

Abstract: A motherboard assembly includes a motherboard and a storage device. The motherboard includes an expansion slot, a platform controller hub (PCH), a power circuit, a central processing unit (CPU), and a switch unit. The expansion slot includes a protrusion, hard disk drive (HDD) signal pins, memory signal pins, and power pins connected to the power circuit. An solid state storage unit, a random access memory (RAM) unit, and a power circuit connected to the solid state storage unit and the RAM unit are arranged on the storage device. A notch is defined in a bottom side of the storage device, to receive the protrusion. An edge connector is arranged on a bottom side of the storage device and includes HDD signal pins connected to the solid state storage unit, power pins connected to the power circuit, and memory signal pins connected to the RAM unit.

Abstract: An electronic device includes a chassis, a fan, and a frame. The chassis includes a bottom wall and a sidewall mounted to the bottom wall. The fan includes two opposite ends boards. Each end board defines four through holes in four corners. The frame includes a supporting member and a fixing member connected to an end of the supporting member. The supporting member includes two bars to support the fan. One of the bars defines a slide slot. Two screws extend through two adjacent through holes of the fan and the slide slot, and then engaged in two nuts. Two screws extend through the fixing member, and then engaged in the sidewall.

Abstract: An air duct includes a first frame and a guiding panel. The first frame includes a top wall and two sidewalls connected substantially perpendicularly to opposite sides of the top wall. Each sidewall defines a fixing hole adjacent to an end of the sidewall. The guiding panel includes a plate and two connecting pieces extending from a side of the plate. A pin protrudes from each connecting piece to be engaged in one of the fixing holes, thereby fixing the plate to the first frame. The plate is slanted relative to the top wall.

Abstract: A computer enclosure includes a rear wall and a cooling module. The rear wall defines a slot. The cooling module includes a bracket detachably attached to an outer surface of the rear wall and a heat dissipation member mounted to the bracket. The heat dissipation member draws air through the slot.

Abstract: An electronic device includes a first battery and a second battery. The first battery defines a receiving portion for receiving the second battery, to charge the second battery.

Abstract: A hard disk drive module comprises a hard disk drive, a bracket to support the hard disk drive, and an indicating device. The indicating device indicates a working status of the hard disk drive. The indicating device comprises an indicating unit and a processor. The processor is electrically connected to a control system via a cable to encode a status message transmitted by the control system, and controls the indicating unit to indicate the working status of the hard disk drive.

Abstract: A connector position device includes a light emitting diode (LED) and a switch. The LED is fixed facing a connector of a motherboard. An anode of the LED is connected to a power supply; a cathode of the LED is connected to a south bridge chip. The switch is connected to the south bridge chip to control the south bridge chip to output a high level signal or a low level signal. When the switch is turned on, the south bridge chip outputs a low level signal to the cathode of the LED and the LED is lit. When the switch is turned off, the south bridge chip outputs a high level signal to the cathode of the LED and the LED is turned off.

Abstract: A pin for use with a jumper is illustrated. The jumper defines two insertion holes. The pin includes a main rod and at least one engaging portion. The main rod includes an arc-shaped first end, an opposite second end, and a sidewall between the first end and the second end. The at least one engaging portion connected to the main rod and comprising a top end lower than the first end of the main rod, the top end being configured to be inserted into one of the insertion holes of the jumper.

Abstract: A circuit for a hard disk drive (HDD) includes an indication unit, a HDD connector with a predefined pin, and a jumper coupled between the HDD connector and the indication unit. The jumper includes a base and a jumper block. The predefined pin performs different functions according to the jumper block being coupled between two corresponding pins of the base.

Abstract: A power supply module includes a sidewall, a socket detachably mounted to the sidewall, and a latch rotatably connected to the sidewall. An opening is defined in the sidewall. The socket includes a base engaging in the opening, and a mounting plate abutting an outer surface of the sidewall. A block is formed on the outer surface of the sidewall adjacent to a side of the opening, to abut a first side of the mounting plate. The latch is capable of being rotated to abut a second side of the mounting plate opposite to the first side.

Abstract: A fan control circuit of a computer includes a fan interface connected to a connector of a fan, a fan controller and an electronic switch chip. The fan controller outputs a pulse width modulation (PWM) signal to the fan interface to control the operation of the fan, and includes a general purpose input/output (GPIO) interface to output a voltage control signal to the electronic switch chip to switch the electronic switch chip on or off. The voltage control signal is at a low level at the start up moment of the computer, and thus does not turn on the fan via the electronic switch chip. After a preset delay period, the voltage control signal becomes a high-level signal under the control of the fan controller so that the fan interface receives the PWM signal.

Abstract: An electronic device includes an enclosure, a circuit board arranged in the enclosure, a heat dissipation module set on the circuit board, and a fan arranged in the enclosure and aligned with the heat dissipation module. The heat dissipation module includes a base and a number of fins. A number of parallel receiving portions are formed on the base. A slot is defined in each retaining portion. Each fin includes a main plate and a pivoting portion formed at a bottom the main plate. The pivoting portions are respectively and pivotably received in the slots of the base.

Abstract: A connector includes a frame, a female terminal, a male terminal, and an assistant member. The frame defines a receiving space which having an opening at an end of the frame, and a slot communicating with the slot in a side. The female terminal is permanently received in the receiving space. The male terminal is slidably received in the receiving space. The assistant member extends through the slot and bears on the male terminal to move the male terminal out of or into the receiving space through the opening, to enable the connector to function either as a female connector or as a male connector.

Abstract: A power module to power a function module of an electronic device is provided. The power module includes a power unit, a switch unit, a timing unit, and a control unit. The switch unit is connected between the power unit and the function module, and establishes or cuts off a connection between the power unit and the function module. The timing measures a time has elapsed according to a timing length. The control unit is connected to the timing unit and the switch unit, and is used to start the timing unit to measure time after the electronic device has been turned on. The timing unit produces a trigger signal when the measured time reaches the timing length, the control unit turns off the switch unit when receiving the trigger signal, thus cutting off connection between the power unit and the function module.

Abstract: A notebook computer includes a base, a display, a bracket, and a fan. The display is rotatably connected to a rear side of the base and defines a number of heat dissipation holes in an outer surface of the display. The bracket is connected to the display and aligned with the heat dissipation holes. The fan is fastened to the bracket. An airflow inlet of the fan faces the heat dissipation holes, and an airflow outlet of the fan is opposite to the heat dissipation holes.