# 220-1102 — Question 425

**Type:** multiple_choice
**Topics:** topic_1

## Question

A technician is troubleshooting a computer with a suspected short in the power supply. Which of the following is the FIRST step the technician should take?

## Correct Answer

_See scenario._

## Explanation

Selected Answer: B
B. Disconnect the power before servicing the PC.

This is the first and most important step that a technician should take when troubleshooting a computer with a suspected short in the power supply. Disconnecting the power helps prevent any electrical hazards and is important for the technician's safety. After disconnecting the power, the technician can then proceed with other troubleshooting steps such as testing the power supply, checking connections, or replacing components if necessary.

**Reference:** examtopics_top_comment

---
Source: https://hiexam.net/q/comptia/220-1102/425  
Practice (tracked): https://hiexam.net/study/220-1102/practice