I actually could be. Any recommended ways to clean the contacts?

I have cleared the CMOS, and yes the power cable is plugged in right. But speaking of the CMOS, it is worth mentioning that every time the machine gets turned off by the wall it will forget all of its BIOS settings, but then it will say that the CMOS and BIOS have a checksum error. If I choose the &...

I'm not sure if this is the place to go, or if this is even formatted correctly but whatever. I have an old computer from around 20008. This is an old computer that I found on the side of the road (great start), the hard drive was broken so nothing interesting there but the machine has a weird issue...