Folks how often do you face the problem where the PC is showing a wrong time and date? Repeatedly even after you change it doesnot work so be rest assured that it is the problem with the CMOS battery on your Motherboard. Now whan and how to change that battery? Well whenever your PC boots up giving the message like -CMOS Battery Failure, it is the right time to change the battery. You don't have to worry much, because you can change the battery yourself.
You can easily buy this from a computer hardware store or buy it online. To replace it you have to firstly open the CPU and make sure that the power source is totally cut off. You have to locate this Battery on the Motherboard of the CPU. Make sure that the parts near the processor are cold enough.
The battery would appear to be fixed within two pins. Slowly pull it off the pins and then replace it with the new one. Replacing a CMOS battery may result you a loss of BIOS data on your PC. Whenever you replace a CMOS battery make sure it is exactly the same as the old one otherwise this would hamper the BIOS- POST procedure.


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