Power Supply Status Leds - Nvidia Spectrum-3 SN4000 Series Hardware User Manual

LED Behavior
Solid Green
Solid Amber
Fan Status Rear LED Assignments (One LED per Fan)
LED Behavior
Solid Green
Solid Amber

Risk of Electric Shock! With the fan module removed, power pins are accessible within the
module cavity. Do not insert tools or body parts into the fan module cavity.

Power Supply Status LEDs

The LED in the red oval shows the power supply status.
Front (Ports Side):
*The figure is provided for Illustration purposes only. The design may slightly vary in different systems.
There are two power supply inlets in the system (for redundancy). The system can operate with only
one power supply connected. Each power supply unit has two single color LEDs on the right side of
the unit, that indicate the status of the unit.
When looking from the FRUs side, the primary power supply (PS) unit is located on the left side of
the system, and the secondary unit is located on the right side.
Rear Side Panel
Description
All fans are up and running.
Error, one or more fans are not operating
properly.
Description
A specific fan unit is operating.
A specific fan unit is missing or not
operating properly.
Action Required
N/A
The faulty FRUs should be replaced.
Action Required
N/A
The fan unit should be replaced.
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