Power Supply LEDs
The status of each power supply is represented by three LEDs. The LEDs are located on
the front of each PS, at the top right corner. This illustration and table describe the
functionality of the power supply LEDs. Use this information for the task Locate a Faulty Power Supply.
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1
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Top
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Attention
Service Required
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Amber
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In Attention mode, the LED is in a solid
glowing state and indicates these conditions:
In Service Required mode, the LED is in a
fast blink state to locate and identify the PS that needs
service.
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2
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Middle
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OK
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Green
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Indicates these conditions:
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On – Power supply
is functional without fault.
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Off – Power
supply is off or initializing, or there is no output
power.
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3
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Bottom
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AC
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Green
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Indicates these conditions:
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