Which of the following BEST explains the cause of this problem?

The IT department recently upgrade client computer for the graphics department. A user reports the new computer has not worked since up. It , makes unusual sound when pressing the power button.

A technician verifies the power cable works and the computer is connected properly to both data and power. The monitor powers on but display the message NO source.

Which of the following BEST explains the cause of this problem?
A . There is insufficient power to the computer
B . There is back screen on system boot.
C . The computer is overheating.
D . The error beep codes on POS

View Answer

Answer: A