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220-1201 · Question #270

220-1201 Question #270: Real Exam Question with Answer & Explanation

The correct answer is D: Network cable termination. Intermittent video over an Ethernet extender is most often caused by a poor-quality or improperly terminated cable. Verifying proper terminations and cable integrity will resolve the flashing video

Submitted by ngozi_ng· Mar 30, 2026Hardware and Network Troubleshooting

Question

A technician is troubleshooting an HDMI over Ethernet solution. The network link lights on the transmitter and receiver are both active. The TV that is connected to the receiver unit is getting audio, but video is intermittently flashing. Which of the following should the technician check next to find the source of the issue?

Options

  • AHDMI signal source
  • BPoE power
  • CFirmware on TV
  • DNetwork cable termination

Explanation

Intermittent video over an Ethernet extender is most often caused by a poor-quality or improperly terminated cable. Verifying proper terminations and cable integrity will resolve the flashing video

Topics

#HDMI over Ethernet#Network cable termination#A/V troubleshooting#Physical layer networking

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