A customer reports that the red LED of the HP Compaq 8000 Elite Ultra-Slim Desktop is blinking
four times, once per second, followed by a two-second pause. The accompanying beeps stopped
after the fifth iteration, but the LEDs continue to blink. What does this indicate?

A.
A thermal shutdown has occurred.

B.
A memory error has occurred.

C.
The CPU has not been installed.

D.
The power supply has failed.

Explanation: