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Power Supply LEDs
Power Supply LEDs
Power Supply Ports and Indicators
This table provides information about power supply LEDs for Cisco Nexus 3550-T Triton switches.
Component
Power supply
Cisco Nexus 3550-T Hardware Installation Guide
44
LED
Status
OK (green)
Solid on
Blinking
Off
FAULT (amber)
Solid on
Blinking
Off
LEDs
Description
Power supply is on and
okay.
3.3 voltage standby (VSB)
is on but the power supply
unit is not powering the
other modules.
No power to the power
supply.
Power supply failure,
overvoltage, overcurrent,
or overheating.
Power is present, 3.3 VSB
on, and the power supply
is off.
PSU fan rotor is not
functioning normally.
Operating normally.
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