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CompTIA

220-801 · Question #750

A user's laptop screen is extremely dim. A technician attempts to alter the brightness using function keys and the BIOS, but the screen never changes in brightness. Which of the following is MOST…

The correct answer is D. Backlight failure. backlight-failure/

Mobile devices

Question

A user's laptop screen is extremely dim. A technician attempts to alter the brightness using function keys and the BIOS, but the screen never changes in brightness. Which of the following is MOST likely the cause?

Options

  • ABattery failure
  • BBulb failure
  • CDisplay driver is corrupted
  • DBacklight failure

How the community answered

(54 responses)
  • A
    2% (1)
  • B
    11% (6)
  • C
    7% (4)
  • D
    80% (43)

Explanation

backlight-failure/

Topics

#laptop display#backlight failure#brightness troubleshooting

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