The battery is also there to provide power during boot-up. When you turn on your computer, the motherboard uses the power from the battery to start up the components. Once the computer is up and running, the battery is no longer in use. Why is it important to have a battery on a motherboard?
Backup batteries are used in uninterruptible power supplies (UPS), and provide power to the computers they supply for a variable period after a power failure, usually long enough to at least allow the computer to be shut down gracefully. These batteries are often large valve regulated lead-acid batteries in smaller or portable systems.
Even though CMOS is a small battery its functionality is excellent, it is a backup battery. It is required to keep the information without interruption. There is a specific CMOS battery in desktops or laptops as the battery is connected to the motherboard using two wires. Whenever a password is set for the device the CMOS battery take cares of it.
To replace the battery on your motherboard, you will need to follow these steps: 1. Shut down your computer and unplug the power cord. 2. Open your computer’s case. 3. Locate the battery on the motherboard. It is likely to be a small, round battery located near the CPU socket. 4. Remove the old battery and replace it with a new one.
Overall, the battery on a motherboard plays a crucial role in maintaining the integrity of your computer’s settings and data, as well as protecting it from power surges. It is important to replace the battery on your motherboard as soon as possible, as a dead motherboard battery can cause your system to fail completely.
Finding the CMOS battery on your motherboard is half the battle: It looks like a small silver disc and is usually positioned next to the main PCIe slot. With a light press on the retaining clip, the battery can be removed and replaced. Most newer motherboards use a CR2032 battery, which can be bought for just a few dollars.