How To Remove A Cmos Battery. It should look exactly like the one on a desktop computer. I vacuumed and cleaned up the entire computer inside and out put it back in its place and it powered right up.

If possible remove the battery and take it to a retail location. All you have to do is pull the clasp up and slide out the CMOS battery. The battery may be in a horizontal or vertical battery holder or connected to an onboard header with a wire.
Before you remove it make sure to take note of the batterys orientation so you know which way to put in the new one.
Connect the battery and the power cable to the computer. If your computer uses a coin-cell battery removing the battery is relatively simple. Desktop PCs use a battery to keep time when the they are off much like a watch. Like a watch the battery needs to be replaced when it.
