A user hears an unexpected noise coming from their desktop computer. To troubleshoot the issue, a technician needs to open the case. Which of the following actions should the technician take next?

The correct answer is C. Disconnect the power. The technician should disconnect the power before opening the computer case to ensure safety and prevent electrical shock or component damage.

Submitted by yuki_2020· Mar 30, 2026Operational Procedures

Question

Options

AOpen the system cover.
BGround the system.
CDisconnect the power.
DRemove any peripheral devices.

How the community answered

(15 responses)

A
7% (1)
B
13% (2)
C
73% (11)
D
7% (1)

Explanation

The technician should disconnect the power before opening the computer case to ensure safety and prevent electrical shock or component damage.

Topics

#PC repair safety#Power disconnection#System disassembly

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