Abstract: A method for loading a configuration file from a remote server to an electronic device includes obtaining a default configuration file from the remote server, and executing the default configuration file to boot the electronic device, identifying a corresponding MAC list in the remote server according to hardware configurations of the electronic device, and obtaining a specific MAC value corresponding to an unused status flag from the MAC list. The method further includes obtaining a default MAC value of a network card of the electronic device, replacing the default MAC value of the network card with the specific MAC value, obtaining a specific configuration file from the remote server according to the specific MAC value, and rebooting the electronic device according to the specific configuration file.

Abstract: A binding force testing device for testing the binding force of a hinge, includes a control chassis for controlling the binding force testing device; a platform mounted on the control chassis; a support mounted on the control chassis above the platform; a first driving device mounted on the support; a main holder mounted on the first driving device facing the platform; and a second driving device mounted on the support and connected to the first driving device. The first driving device drives the main holder to move relative to the platform in a first direction; the second driving device drives the first driving device to move relative to the platform in a second direction perpendicular to the first direction.

Abstract: A locking mechanism is used to lock a connector to an information handling device. The locking mechanism includes a supporting bracket, a locking member, and an attachment member sleeved on a cable extending from the connector and slidably coupled to the supporting bracket. The supporting bracket is cantilevered from the information handling device. The locking member is rotatably mounted to the supporting bracket, adjacent to a distal end of the supporting bracket. The locking member engages with the attachment member by rotating the locking member in a first direction, thereby locking the connector to the information handling device. The locking member disengages from the holding member by rotating the locking member in a second direction opposite to the first direction, thereby the attachment member is capable of moving away from the information handling device to release the connector from the information handling device.

Abstract: A laptop includes a main body and a touchpad. The main body includes a housing which defines a receiving groove. The touchpad is detachably received in the receiving groove. The laptop further includes an ejection mechanism to eject the touchpad up from the receiving groove to allow the touchpad to be used independently as an external mouse.

Abstract: An exemplary computer mouse includes a main body and a remote control. The main body includes a receiving cavity for receiving the remote control. The receiving cavity has two opposite sidewalls. Each of the two opposite sidewalls defines a first recess, a second recess, and a third recess. The first recess is located between the second recess and the third recess and is separated from the second recess and the third recess. The remote control includes a first sidewall and a second sidewall. Each of the first and second sidewalls of the remote control includes a first protruding post and a second protruding post. Each of the first protruding posts is latched in the corresponding second recess or the corresponding third recess to fix the remote control in the receiving cavity. Each of the second protruding posts slides in the corresponding first recess to make the remote control rotatable.

Abstract: A slide rail assembly includes a first slide rail, a second slide rail, a ball bracket slidably sandwiched between the first and second slide rails, a locking member fixed to the first slide rail, and a positioning member fixed to the second slide rail. The ball bracket is locked to the first slide rail by the locking member. The second slide rail is positioned to the first slide rail by the positioning member. The locking member may be operated to release the second slide rail and the ball bracket from the first slide rail at the same time.

Abstract: A robot arm assembly includes a first arm, a second arm; a first transmission assembly and a second transmission assembly. The first transmission assembly includes a first rotation shaft having a first bevel gear portion, a second rotation shaft having a second bevel gear portion engaging with the first bevel gear portion, and a third rotation shaft non-rotatably connected to the second rotation shaft. The second transmission assembly includes a forth rotation shaft and a fifth rotation shaft. The forth rotation shaft is rotatably sleeved on the first rotation shaft and includes a forth bevel gear potion. The fifth rotation shaft is rotatably sleeved on the second rotation shaft and includes a fifth bevel gear portion engaging with the forth bevel gear portion. An end of the fifth rotation shaft opposite to the fifth bevel gear portion is connected to the second arm.

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: A robot arm assembly includes a support arm, and the support arm includes a mounting base and a connecting portion defining a hollow portion. The robot arm assembly further includes a first arm, a second arm, a first input shaft, a second input shaft coaxial with and rotatable relative to the first input shaft, a first gear transmission mechanism coupled to the first input shaft to rotate the first arm, a second gear transmission mechanism coupled to the second input shaft to rotate the second arm, and a first backlash adjust mechanism to adjust the positions of the connecting portion, of the first and second input shafts relative to the mounting base, and providing the adjustment of the backlash between the first input gear pair and the second input gear pair.

Abstract: A support mechanism for supporting an electronic device is disclosed. The support mechanism comprises two support assemblies detachably assembled together, each support assembly comprising an adjustable member defining a latching groove; and a support member rotatably connected to the adjusting member, the support member of one of the two support assemblies being capable of being partially received in the latching groove of the adjustable member of another one of the two support assemblies.

Abstract: An electronic device includes a housing, a circuit board, an infrared receiving device and a protection cover. The protection cover is engaged in the window of the housing to cover the infrared receiving device. The protection cover includes a blocking plate, a side wall extending outwardly from the blocking plate, and two clasping ears respectively located at two opposite sides of the side wall. The blocking plate is attached to the housing, and the two clasping ears of the protection cover provide a permanent means of securing the protection cover to the housing.

Abstract: A support apparatus for supporting a device includes a fixing portion detachably secured to the device, and a rotating portion rotatably coupled to the fixing portion. The fixing portion defines an opening for allowing the support apparatus to be hand-held, and, when placed on a supporting surface, is capable of being rotated to form different viewing angles for the device. A device assembly using the support apparatus is also provided.

Abstract: A method for making a metallic cover including the following steps. Drawing an aluminum alloy sheet that has a yield strength in a range from about 80 MPa to about 150 MPa, an elongation ratio in a range from about 15% to about 28%, and a hardness in a range from about 45 HV0.2 to about 70 HV0.2 to form a preformed cover. The preformed cover includes a bottom base and a plurality of side walls, and each of the side wall and the bottom base are connected by a curved-cornered edge. Pressing the curved-cornered edge of the preformed cover into a sharp-cornered edge structure by a forming die. Polishing the preformed cover. Anodizing the polished preformed cover to form the metallic cover.

Abstract: A device for setting a thermal protection critical temperature of a switching power supply, the switching power supply including a plurality of power supply elements and a temperature-sensing element. A temperature measurement element of the device measures temperatures of the power supply elements. Difference in temperature between the temperature of each of the power supply elements and a reduced rated temperature of each of the power supply elements is calculated, and a largest difference in temperature from the temperature of the temperature-sensing element is calculated.

Abstract: A display device is coupled to a computer, and the computer accommodates a motherboard. The display device includes an interface unit connected to the motherboard, a display panel, and a processor electrically coupled to the interface unit. The processor is used to: receive a power-on self test (POST) code from the motherboard via the interface unit, convert the POST code into a debug code, and control the display panel to display the debug code.

Abstract: An electronic device includes a chassis and an assisting apparatus for unplugging a Registered Jack-45 (RJ-45) connector having a resilient plate. The chassis includes a sidewall, and a connector installed in the chassis and exposed through the sidewall, for being connected to the RJ-45 connector. The assisting apparatus includes a fixing member mounted to the sidewall, a press member pivotably connected to the fixing member, and a torsion spring mounted between the fixing member and the press member. The press member includes a press portion protruding outwards. When the press member is rotated, the press portion presses the resilient plate of the RJ-45 connector, to allow the resilient plate to disengage from the connector of the chassis.

Abstract: A integrated circuit having a receiver testing function includes a signal generating circuit, a jitter output circuit, a signal mix circuit, a receiver, and an error counting circuit. The signal generating circuit outputs a reference signal to the signal mix circuit and the error counting circuit. The jitter output circuit outputs a jitter. The signal mix circuit injects the jitter into the reference signal, and outputs a testing signal that is a combination of the jitter and the reference signal. The receiver receives and then outputs the testing signal to the error counting circuit. The error counting circuit tests a performance of the receiver by determining whether a difference between a code information of the testing signal and a code information of the reference signal is within a predetermined difference range.

Abstract: An adjusting device for adjusting a height of an object, includes a support base, an adjusting portion movably secured to the support base and adapted for holding the object, a driving portion engaging with the adjusting portion, and a limiting mechanism. The adjusting portion is capable of rotating to drive the adjusting portion to move relative to the support base to adjust the height of the object. The limiting mechanism is adapted to prevent the adjusting portion from rotating when the adjusting portion is driven to move relative to the support base.

Abstract: A circuit capable of reducing audio interference includes an earphone output circuit. The earphone output circuit includes an earphone interface, a first inductance and a second inductance both connected to the earphone interface, a first capacitor, and another capacitor. The earphone interface includes an earphone detecting port, a right port, a left port, and a ground port. A first terminal of the capacitor is connected to the first inductance and the right port, and a first terminal of the another capacitor is connected to the second inductance and the left port.

Abstract: A circuit includes first to third nodes, resistors with different resistance, capacitors with different capacitance, first switches corresponding to the same number of resistors, second switches corresponding to the same number of capacitors, and a third switch. A first terminal of each resistor is connected to the first node. A second terminal of each resistor is connected to a first terminal of a corresponding one first switch, a second terminal of each first switch is connected to the second node. A first terminal of the third switch is connected to the second terminal of each first switch. A second terminal of the third switch is connected to a first terminal of each capacitor. A second terminal of each capacitor is connected to a first terminal of a corresponding one second switch. A second terminal of each second switch is connected to the third node.