what is cmos battery in computer

Best answer


鈥淐omplementary Metal Oxide Semiconductor

People also ask


  • What is the CMOS battery in a motherboard?

  • CMOS Battery. Well this battery in the motherboard, is what powers the CMOS RAM when the computer is turned off. So that it doesn鈥檛 lose all your BIOS information. If you didn鈥檛 have this battery, then each time you turn on your computer, the BIOS settings would reset and you would need to setup your BIOS again.

  • What is the function of CMOS?

  • CMOS is an onboard, battery powered semiconductor chip inside computers that stores information. This information ranges from the system time and date to system hardware settings for your computer. The picture shows an example of the most common CMOS coin cell battery (Panasonic CR 2032 3V) used to power the CMOS memory.

  • What is a coin cell battery for CMOS?

  • CMOS is an on-board, battery powered semiconductor chip inside computers that stores information. This information ranges from the system time and date to system hardware settings for your computer. The picture shows an example of the most common CMOS coin cell battery (Panasonic CR 2032 3V) used to power the CMOS memory.

  • How do I replace a CMOS battery?

  • Lithium batteries, also called CR2032 cell batteries, are similar to the types of batteries that are found in watches. To replace a CMOS battery, turn off and unplug the computer, remove any cables, and open the computer case.

    Related Posts

    Leave a Reply

    Your email address will not be published.