The CMOS (Complementary Metal Oxide Semiconductor) battery powers the CMOS chip when a PC turns off. This chip holds BIOS information and settings. So, if we ever need to reset the BIOS setting, we ...

PCs have a battery on the motherboard that provides the Complementary Metal-Oxide Semiconductor with a minimal amount of power, even when unplugged. This CMOS battery lets the system clock keep ...

How often should I change the battery? Ideally, this battery is due for a replacement once every five years and must be replaced with great care to avoid causing other problems in the PC. Saving BIOS ...

One of the main culprits behind BIOS issues is the CMOS battery. The battery powers the CMOS memory, which stores BIOS settings. If the battery is drained, the CMOS will not remember the settings, and ...

I've searched this forum at length, but if an answer already exists please just point me to it; or advise if this question should be posted in Other Hardware. I need to replace the CMOS battery in my ...

I had a co-worker tell me that he had an old computer that the "trickle charger" died on him, thus causing his CMOS to die and screw up his BIOS. I have never heard of anything like a "trickle charger ...

In this week’s installment of Tech 911, a reader writes in to find some clarity, not solve an issue with a broken device or failing hardware. Said reader was probably poking around his motherboard a ...