What is the purpose of a battery on the motherboard?

Answer 1

Every motherboard includes a battery, as well as several other components. The battery is there because it powers the computer. Most batteries have between 2 and 4 hours of life before they have to be plugged in.

Answer 2

The battery on the motherboard powers certain basic functions that must continue when the computer is not otherwise supplied with power. This would include, for example, powering the clock that tracks current date and time.

Answer 3

It's like a small memory deposit that memorises the time, region, language etc. and basic settings whilst your logged on a computer. That's why when you completely shut down your computer, then switch it back on, your comp still knows the present time.

Answer 4

Most motherboards include a battery so that the system clock keeps running even when your computer is shutdown or unplugged. That way you don't have to reset the clock every time you turn on your computer Low Voltage power for the bios chip to store the motherboards user setting, if you were not to use a battery but wanted keep your custom FSB or memory timings you would have to create a custom flash file and flash your Bios then a battery will no longer be needed,

Answer 5

the board battery on a mother board keeps power to the processor for when the computer is off that way you don't lose information that can be losed while the computer. like for exp. when you are working on lets say a word doc and you lose power to your house and the computer turns off, when you are able to turn the computer back on and you reopen word you have your doc or information saved. that is what the curit board battery does on a motherboard.

Answer 6

To power the internal clock.

Not needed so much now due to internet time servers, but in earlier machines it kept the time for you even when the computer was turned off.