Lab 1-9 PC Power Supply Facts

Remove the cover from your home or lab PC and answer the following questions:

1. How many watts are supplied by your power supply? (It is usually printed on the label on the top of the power supply.)
2. How many cables are supplied by your power supply?
3. Where does each cable lead?

4. Is there a switch on the back of the power supply that can be set for 220 volts (Europe) or 110 volts (U.S.)?