And that’s when we lost all power in the neighborhood

Which of these would best describe a laptop inverter?

A) Connects the laptop to the main power outlet

B) Powers the LCD backlight

C) Charges the Li-ion laptop batteries

D) Must be discharged before working inside of the laptop

E) Required for USB power

F) Just don’t put your tongue on it

The answer: B) Powers the LCD backlight

The fluorescent backlights for an LCD display require AC power, so the display inverter will convert the laptop’s DC power to AC.

Want to know more? Watch “Laptop Displays.”

Although a laptop doesn’t offer the same customization features as a full-sized desktop computer, there are still many options available for adding and updating your laptop’s capabilities. In this video, you’ll learn about standard laptop expansion slots and memory options that can increase the value of your portable device.