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220-1101 · Question #604
220-1101 Question #604: Real Exam Question with Answer & Explanation
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Hardware and network troubleshooting
Question
When a user touches or swipes across an external touch screen, the image flickers but no input is registered on the presentation laptop. A technician verifies that the external touch screen appears free from physical damage. Which of the following should the technician do next?
Options
- AReboot the LCD touch panel and laptop.
- BCheck the cables connecting to the laptop.
- CVerify the correct input source is set on the laptop.
- DReplace the laptop with a new device that is known to work.
- EInspect the LCD touch panel for dead pixels or burn-in.
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Topics
#Troubleshooting#External displays#Peripherals#Connectivity