To+Start,+Stop,+and+Rescue+Computer

Power up your computer by pressing the button that looks like a broken circle with a slash down through the break until you see one or several little lights.
 * TO START, STOP AND RESCUE YOUR COMPUTER**

Proper way of shutting down: Start/turn off computer/turn off

Frozen keyboard/display: Control&Alt&Delete Click on ‘end task’

Final solution: hold down power button on the CPU (see vocabulary below) until system shuts down. Wait 2 minutes and restart.