I need a new CMOS battery for my wife's Thinkpad 600. I tried a search on google, and came up with a few sites I've never heard of. Anyone know anything about www.mdsbattery.com? Where else can I find ...

When you disconnect your computer’s power supply from the wall, it jumps in to save your BIOS or UEFI settings in your motherboard’s CMOS-RAM (Complementary Metal-Oxide-Semiconductor). But even the ...

When you start your system, first, it performs the checksum test of the BIOS. If the checksum test is incorrect, it is assumed that the BIOS is corrupt and the hidden ...

If your computer refuses to boot and displays a CMOS Checksum Error, chances are high that the issue is linked to the BIOS (Basic Input/Output System). Along with this message, you are offered various ...

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 ...