It is used to record the time of the computer system, that is, to maintain the accuracy of the system clock when the power is insufficient, the time will return to the date of factory and to register the material. information used during boot, i.e. to retain CMOS BIOS information.
Ordinary microcomputer motherboard batteries are generally CR2032, which cannot be charged during our use. There is a misconception that the motherboard battery is rechargeable. The packaging or body of the CR2032 battery indicates lithium or LITHIUM battery, which refers to a battery composed of lithium, not a lithium-ion battery. The latter is the one that can be loaded.
Detailed information:
The motherboard of a computer has a significant impact on the performance of the computertor. Some people have already compared the motherboard to the foundation of a building, and its quality determines whether the building is strong and durable; others have clearly compared the motherboard to an overpass, and its quality is linked to the smoothness and speed of traffic.
1. Stable work and good compatibility.
2. Complete functions and strong scalability.
3. Easy to use, you can adjust as many settings as possible in BIOS.
4. The manufacturer has a timely updated website with rich content, which makes maintenance convenient and quick.
Baidu Encyclopedia - Motherboard Battery
The system will not remove the CMOS lithium battery from the motherboard after it is removed and discharged.
Discharge effect: Clear CMOS memory. Restore CMOS factory settings and some memory viruses. Clear the power-on password and other related information.
Restore principle: After the host is turned off, the motherboard BIOS needs power to save the settings. Otherwise, it will restore factory settings. And it is this battery that provides energy when it is discharged. Once the battery is removed, the BIOS program will return to factory settings.