Practice Quiz

CompTIA 220-802 Certification Practice Test

Category - 802

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You want to repair a dead monitor. What is the first and most important thing that must be done before starting the repair?
  1. Remove all nearby electronic devices.
  2. Discharge the high-voltage using a high-voltage probe.
  3. Use your ESD mat.
  4. Use your ESD strap.
Explanation
Answer: B-The first and most important step for servicing a monitor is to have the huge amount of current discharged by using a high-voltage probe to make the monitor safe to work on.

Key Takeaway: Monitors store a high amount of electric charge in the CRT tube. This can be fatal if not discharged properly.
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