Leds On The Power Supply - HP StorageWorks 2/64 - Core Switch Reference Manual

LEDs on the Power Supply

Operating the Switch
Each power supply has three LEDs: the top LED is the Power Supply
Power LED, the center LED is the Power Supply Predictive Failure LED,
and the lower LED is the Power Supply Fail LED.
If only one AC power switch is turned on, the Fail LED on each of the two
power supplies without power will light up.
The LEDs patterns may temporarily change during POST and other
Note
diagnostic tests.
Locking
Tab
Handle
Power LED
Predictive
Failure LED
Fail LED
Figure 22. Power Supply
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