What is the definition and name explanation of motherboard jumpers?

What does a motherboard jumper mean? Why is it called a jumper?

What does jumper mean? Generally speaking, the pins on the motherboard jumper mainly include the connection between the computer power switch, reset switch (coincidence), power light, hard disk light, speaker, audio, USB interface and the motherboard, which are called jumpers. In the hardware connection inside the chassis, the plugs and jacks of most wires are unique. For example, the 20 4-pin of the motherboard and the 4-4 pin of the CPU cannot be used universally. The combination of the square port and the round port in the multi-interface will not lead to reverse insertion. , so that even a novice will find it difficult to make a mistake. It is a very user-friendly design.

What are motherboard jumpers?

The motherboard jumper refers to a small pin on the motherboard. By connecting it to different positions, you can change certain settings of the motherboard, such as CPU frequency, system clock, etc. This setting has a great impact on the performance and stability of the motherboard. The correct setting of the jumper can make the computer more stable. The wrong setting of the jumper may cause various problems in the computer, such as being unable to start or frequently crashing. Normally, the motherboard jumper settings only need to be done once when assembling the computer, and there is no need to modify the jumper settings when upgrading or replacing hardware later.

What are the jumpers on the motherboard? What is the use?

The jumper is actually a small switch. When you insert the jumper cap on certain two pins, you actually connect (short circuit) the two pins. Common jumpers include two-pin, three-pin and multi-pin. The status of the two-pin jumper is: the jumper cap is plugged in or out (both pins are empty); the status of the three-pin jumper is: the jumper cap is plugged into 1 and 2, or plugged into 2 and 3; There are many combinations of states of the multi-pin jumper group, you can refer to the instructions to set them. The power switch/restart switch/speaker/hard disk indicator/power indicator on the motherboard also looks like a multi-pin jumper set, but in fact it is purely for plugging in wires and does not have the function of a jumper.

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