Basic input/output services (BIOS) is code (firmware) built into every motherboard to give the CPU basic communication with the hardware attached to the motherboard. BIOS is a critical part of the PC and a good tech needs to understand its function.
- This, my friends, is a typical motherboard. … Now, as we look at a motherboard, … from other episodes we know things like, for example, … this is where we snap in our RAM, … and this is where we snap on our CPU. … We also know from other episodes that … this is the interface by which everybody talks … to everybody else on your computer, … except I'm going to take it even further than that. … I'm going to tell you that a motherboard is an assumption. … It's an assumption in that, … it assumes that you're going to be putting USB devices on here. … In fact, even solder USB connectors on there, … it assumes that you're going to want to use wireless. … So it has wireless ready to go. … It assumes that you're going to want to plug in speakers, … and maybe headphones. … It assumes network connections, … but it assumes more than that. … It assumes there's hard drive connections on here. … There are all kinds of little different types … of connections for all kinds of little stuff. … While this has an outrageously large …
- Troubleshooting firmware
- Installing a motherboard
- Basic electrical terminology
- Mounting and choosing a power supply
- Cooling your PC
- Quickly troubleshooting power supplies