Fulian Precision Electronics (Tianjin) Co., Ltd.

Hongfujin Precision Electronics (Tianjin) Co.,ltd.

Shenzhen Fugui Precision Ind. Co., Ltd.

Duo Qiu

Wei-Chen Lin

Li-Yun Hao

Li-quan He

Jun-lan Liu

Yu-Jie Ma

Ya-Nan Bian

A method for resetting a baseboard management controller (BMC) and a power management system are provided. The power management system includes two or more power management controllers (PMCs). Each of the PMCs includes a BMC. One of the two or more PMCs severs as a master device and remaining of the two or more PMCs sever as one or more slave devices communicated with the master device. The method includes: generating a reset command by the master device when a first condition is met. Then the master device determines a target bus and transmits the reset command to the target slave device through the target bus. The target slave device obtains the reset command through the target bus, and resets the BMC of the target slave device, in response to the reset command.

Method for resetting baseboard management controller and power management system

A reset pressure method includes sending a first signal to a complex programmable logic device (CPLD) by a BMC; sending a second signal to the BMC to reset the BMC by the CPLD when the CPLD receives the first signal; the CPLD detecting whether a third signal appears in the BMC when the BMC is reset. When the CPLD detects the third signal appearing in the BMC, the BMC is determined to have completed the reset and is operating normally. When the CPLD does not detect the third signal in the BMC, the reset pressure testing of the BMC is determined as interrupted. A reset pressure system and a non-transitory storage medium are also disclosed.

Reset pressure testing method and system for baseboard management controller

A method for managing a management board of an immersion cooling tank detects a signal of each of the first terminals of the management board. The method determines a first number of levels of the detected signals being high and a second number of the levels of the detected signals being low. The method further determines whether the management board is the master management board or is the slave management board according to the first number and the second number. The management board is determined to be the master management board if the levels of all of the detected signals are low. A related management board of an immersion cooling tank and a non-transitory storage medium are also provided.

Method for managing management board of immersion cooling tank, management board of immersion cooling tank, immersion cooling tank, and non-transitory storage medium

A validation method relating to the validation of immersion-cooled servers in an air cooling environment obtains a requirement or purchase order, the order including types of immersion-cooled servers and number required. The method builds a validation environment accordingly, the validation environment includes first fans and air cooling power modules. The air cooling power modules includes a number of power supply units and a number of second fans. The method executes one or more tests in an assembled validation environment. The method further generates a result of test. A demo board and a non-transitory storage medium are also disclosed.

Validation method, demo board, validation system, and non-transitory storage medium

A power failure monitoring device includes an electronic device and a console; the electronic device includes a main board; the console is coupled to the main board and adapted to obtain power failure information in the electronic device, and then analyze a power supply condition of the electronic device according to the obtained power failure information.

Power failure monitoring device and power failure monitoring method

An abnormality detecting system is provided. The abnormality detecting system includes a processor, a control module, a storage device and a monitoring module. The storage device includes a plurality of storage units. The processor is electrically connected to each storage unit of the plurality of storage units through the control module, the monitoring module is electrically connected to the processor, the control module and the each storage unit. The monitoring module obtains a monitoring result by monitoring a level state of signals generated by the control module, the each storage unit, and the processor; and the monitoring module confirming whether an abnormality occurs according to the monitoring result.

Abnormality detecting system, motherboard, and electronic device

An automatic testing method includes obtaining a positioning image, analyzing position of a plurality of slots of the test motherboard in the positioning image to generate route information for insertion and testing of components; wherein photographing test motherboard and obtaining positioning image focused on the test motherboard, controlling the clamping device to insert a plurality of the components into the slots according to the route information, controlling the test motherboard to test the components, determining if there is a faulty component, controlling the clamping device to withdraw and insert the components into other slots according to the route information and controlling the test motherboard to retest the components again if there is no faulty component. An automatic testing device and a non-volatile storage medium performing the above-described method are also disclosed.

Automatic testing method and automatic testing device employing the method

A method, a system, and a server for monitoring status of SSD applied in the server allows a volume management device which has been disabled because of conflict to be used to maintain unchanged information of power indicating control bit when an SSD is unplugged. The unchanged information of power indicating control bit is transmitted to a CPLD and decoder information is obtained from the CPLD. Position of the SSD in the register is set according to the decoder information.

Method, system, and server for monitoring status of solid state drive

A power failure monitoring method applied to a programmable logic device includes outputting a power supply enable signal to instruct a power supply to power on, starting a counter, determining whether a first abnormal power status indication signal exists for each power supply before a current reading of the counter reaches a preset value, and in response that the first abnormal power status indication signal exists, outputting a first read notification signal according to the first abnormal power status indication signal, so that a baseboard management controller reads the first abnormal power supply status indication signal according to the first read notification signal and generates a corresponding power status log.

A server system, a method, and a non-transitory computer readable medium for hot plugging includes a CPLD detecting an existence of a NVME SDD in the server system, the CPLD transmitting a first signal to the NVME SDD, the NVME SDD starting to run; a BMC controlling a hot plug control module to run, the hot plug control module continuously outputting second signals and third signals; a logic selecting module receiving the first signal, the second signal, and the third signal, and selecting corresponding signals for outputting to the NVME SDD according to the third signal; and when the logic selecting module selecting the first signal and outputting the first signal to the NVME SDD, the NVME SDD keeping running; when the logic selecting module selecting the second signal and outputting the second signal to the NVME SDD, the NVME SDD executing hot plugging.

Method, server system, and non-transitory computer readable medium for hot plugging

A hard disk status monitoring system for monitoring an operating status of at least one hard disk in real time includes a control unit, a complex programmable logic device, a baseboard management controller, and a display unit. The control unit is configured to acquire a status from the at least one hard disk and generate a corresponding output signal. The complex programmable logic device is configured to receive the output signal generated by the control unit and analyze the output signal to generate a corresponding status signal. The baseboard management controller is configured to receive the status signal generated by the complex programmable logic device and analyze the status signal to generate a corresponding display signal. The display unit is configured to receive the display signal and display the status information of the corresponding hard disk according to the display signal.

Hard disk status monitoring system and hard disk status monitoring method

A system for detecting power failure in a dual processing system includes a first central processing unit (CPU), a second CPU, a power controlling unit, and a complex programmable logic device (CPLD). The power controlling unit is electrically coupled to the first CPU and the second CPU and the CPLD. The CPLD can determine a power failure occurring in relation to the first CPU and the second CPU. If power to the first CPU does not fail but power to the second CPU does fail, the CPLD controls the power controlling unit to stop supplying power for the second CPU only and make a certain number of power restart attempts. A method for detecting a power failure is also provided.

Power failure detecting system and method for dual central processing unit

An over-temperature protection circuit applied in a motherboard platform includes a first processor, a second processor, and a peripheral circuit. The first processor includes first temperature detection unit, the second processor includes second temperature detection unit. The over-temperature protection circuit includes third temperature detection unit and digital processing unit. The first processor can determine that the motherboard platform is in an over-temperature state through the first temperature detection unit, the second processor can determine that the motherboard platform is in the over-temperature state through the second temperature detection unit, and the digital processing unit can determine that the motherboard platform is in the over-temperature state through the third temperature detection unit. When an over-temperature state is determined by any such means, the first processor controls the motherboard platform to enter a sleep mode.

Over-temperature protection circuit and motherboard platform using same

A system for detecting HDDs and in-position states of each of them includes an HDD controller, an analysis module, and a BMC chip. The HDD controller is electrically connected to the HDDs for obtaining SGPIO information and outputting testing signals comprising the SGPIO information. The analysis module receives the testing signals and generates in-position state information according to voltage levels of the testing signals. The BMC chip is electrically connected to the analysis module. The BMC chip receives the in-position state information from the analysis module and generates a detection log accordingly.

HDD detection system

An electronic device providing visible indications as to the status of each hard disk in an internal hard disk module includes a housing, a display board, and hard disk controller. The display board displays the operating status of each disk of a plurality of hard disks. The housing defines a first mounting area and a second mounting area. The first mounting area and the second mounting area are spaced apart to form a slot, and the viewable display board is slidably mounted to the slot.

Growing community of inventors

Shenzhen, China

Duo Qiu