220-1201 · Question #186
An employee's screen keeps flashing. Sometimes the picture goes out and comes back. The employee checks the power cord and confirms the device is plugged in fully. Which of the following should a…
The correct answer is A. Loose video cable. Intermittent display issues, such as a screen flashing on and off, are most commonly caused by a loose or faulty video cable connection. If the power cable is confirmed secure, the next logical step is to check the video (data) cable between the monitor and the computer.
Question
An employee's screen keeps flashing. Sometimes the picture goes out and comes back. The employee checks the power cord and confirms the device is plugged in fully. Which of the following should a technician check for first?
Options
- ALoose video cable
- BFailing graphics card
- CConflicting drivers
- DSwollen motherboard capacitor
How the community answered
(22 responses)- A68% (15)
- B18% (4)
- C5% (1)
- D9% (2)
Explanation
Intermittent display issues, such as a screen flashing on and off, are most commonly caused by a loose or faulty video cable connection. If the power cable is confirmed secure, the next logical step is to check the video (data) cable between the monitor and the computer.
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