What does the button battery do Tags: Motherboards Battery Desktops Last response: January 2, 2013 10:11 AM in Motherboards Share bigbear1962 January 2, 2013 9:25:41 AM will it keep my desktop from turning on More about : button battery cin19 a c 185 V Motherboard January 2, 2013 10:11:26 AM It powers the chip that stores important system data called the CMOS settings. Without it when you start up the computer you'll get errors such as "Invalid system settings--Run Setup" or "CMOS checksum error". Can't find your answer ? Ask ! Publish Related resources: ForumStart/restart button lights up but does not turn on ForumPC Does Absolutely Nothing When Power Button is Pressed ForumMy power button function does not work ForumToshiba Satellite notebook: wireless switch button F8 is not working ForumMiddle mouse button lost. ForumWhat does the power button connect to on the laptop motherboard? I broke it and ForumWhat does it mean when my computer screen on/off button flashes ForumWhat signal does laptop power button send? ForumConnecting an AC adapter directly to Dell Inspiron 8200's battery jack ForumUnresponsive start button ForumMy laptop doesn't turn on after replacing the power button ! :( ForumDell Inspiron 1735 Power Button Problems ForumHp notebook wont start, but charge light on, new battery and new charger ForumHow to read battery indicator lights on Gateway laptop battery ForumGateway Profile 4 red flashing power button ? ForumMy cell phone keeps beeping now, keeps turning on and off, battery die ForumHelp updating BIOS ForumAsus p4s533-mx does not display ForumPower Button Blinks on and off until I shut my computer down. ForumWhat frequeny? More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !