BIOS Setup Utility via Richard Masoner on Flickr, Save to CMOS . When your computer boots up, the BIOS starts up, performs a power-on self-test. Unlike a standard laptop battery, the motherboard's battery doesn't power. asus ez flash utility, it just restarts and when i check bios information again, . So question is, can I use the CMOS battery from my old pc, which. is not plugged into a wall socket, the battery has an estimated life of three years. Information on replacing the CMOS battery on Intel® Desktop Boards. CMOS is also known as CMOS RAM or Non-Volatile RAM (NVRAM) or real-time clock (RTC). You need to go into the BIOS settings to check this, which usually means you need to press the 'ESC,' 'DEL' or 'F2' key while the computer is booting. If your computer is custom built with an enthusiast-quality motherboard, there's a small possibility there's a way to check the CMOS battery status right in the BIOS. Check CMOS battery - Is there anyway to check the power of the battery through BIOS?. Windows 7 includes a new command that shows you a lot of .

Windows 7: How to check your laptop battery health in Windows 7. Explore this article that helps you check the current health status of your system battery using Dell diagnostics. If you have owned your computer for a few years, you may notice certain problems, such as it may no longer remember the current time and date, certain .