You have been sent to a customer site to check an HP E8212 zlswitch. When you arrive, you notice that the Fault and Fan Status LEDs are flashing.
What is the most likely cause of this LED behavior?
A. The cooling fan is no longer functional
B. The switch is brand new and needs to have the most current firmware installed.
C. The external power supply has failed, causing the fan to malfunction.
D. The switch has failed its self-test
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