A user reports their laptop has just been powered on and there is no display, but the power indicator is still on. The technician suspects that the laptop display is bad. Which of the following troubleshooting steps should be performed to confirm the display is bad?
A. Press and hold the Fn-toggle key several times.
B. Change the brightness of the display to see if anything appears on the laptop.
C. Plug an external monitor into the video output port, and then Fn-toggle key several times.
D. Press the power button until the unit shuts down, then press and hold the Fn-toggle key as power is reapplied.
Answer: B. Change the brightness of the display to see if anything appears on the laptop.
Computer Science & Information Technology
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