A technician is troubleshooting a monitor displaying a blank screen and the power indicator light ison. Which of the following should the technician do next?（）A、Test the computer with a known-good monitor.B、Check if the monitor is still covered under the manufacturer’s warranty.C、Replace the monitor’s power cord with a known-good power cord.D、Swap out the computer’s video card.
A technician is troubleshooting a monitor displaying a blank screen and the power indicator light ison. Which of the following should the technician do next?（）
- A、Test the computer with a known-good monitor.
- B、Check if the monitor is still covered under the manufacturer’s warranty.
- C、Replace the monitor’s power cord with a known-good power cord.
- D、Swap out the computer’s video card.
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