Entire PC have a little battery on the CPU board that furnishes power to the Complementary Metal Oxide Semiconductor chip, hence the call CMOS battery. The chip has the data about entire the system's form, such as the hard disk, date and time, etc. It furnishes power still while the computer is off and permit the CMOS to store entire the settings. You can require the CMOS battery to past for up to 5 years. The more your computer is utilized, the longer the battery will last. How do you familiar that your CMOS battery is dying? Here are few tell-tale symbols that your battery is dead:

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Should you know any of these indications, it is time to alter the battery in your PC. If you do not alter the battery, the battery will dead. Your battery is dead when your display is blank and you have thus miss your CMOS storage.