System startup password to remove the battery
Wait for 30 seconds to 1 minute, then place the jumper back to the default position. Now close the panel, plug the wires in the CPU, press the Power button on your computer, then press F1, F2, F10, Esc, Ctrl, or Delete keys according to your device manufacturer to enter BIOS.; Go to the Save & Exit/Overview menu, depending on the device, and select …