CMOS stands for Complementary Metal Oxide Semiconductor. Even though it’s a small chip on your motherboard, it does a lot more than you might expect. First, let’s clear up a common misunderstanding: ...

I've got a 7 year old Lenovo Thinkpad x230 and my gf has the same year Dell Inspiron. Thinking of replacing the CMOS batteries. They both work just fine after replacing spinning rust with SSDs. The ...

A battery that maintains the time, date, hard disk and other configuration settings in the CMOS memory. CMOS batteries are small and are attached directly to the motherboard. See BIOS setup and ...

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 ...