- Why Change The Battery?
Every computer motherboard has one battery. It is used for two purposes:
Retaining the date and time of the PCs clock. Retaining the computer hardware configurations.
If you see any of the messages below when you turn on your PC, it is now time to replace the motherboard battery with a new one:
- CMOS TIME AND DATE NOT SET CMOS SYSTEM OPTIONS NOT SET CMOS CHECKSUM FAILURE CMOS BATTERY STATE LOW
Another indicator of a low motherboard battery is the computer clock that shows wrong time when you turn on your computer after once turning off.
Write Down CMOS Settings
CMOS values are used to initialize the computer.