You are working as a technician at Certkiller .com. You are asked to troubleshoot a laptop where
the user reports that the power light comes on and the laptop boots but there is no display on the
screen. Which of the following should you try first in order to enable the laptop display?

A.
Depress the Fn and Screen keys one or more times until the display appers.

B.
Connect the laptop to an external LCD or CRT monitor.

C.
Hold the Fn key down while the laptop is booting.

D.
Depress the Enter and Escape keys while the laptop is booting.

Explanation:
The most probable cause would be that the computer has been put in external display mode that
is used for projectors and external monitors.