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E-3
Cisco Nexus 5000 Series Hardware Installation Guide
OL-15902-02
AppendixE Troubleshooting Hardware Components
Power Supply Conditions
TableE-1 Power Supply Conditions
Power Supply Condition Power LED Status Fail LED Status
No power to all power supplies. Off Off
Power supply failure, including overvoltage, overcurrent,
overtemperature, and fan failure.
Off On
Power supply warning events where the power supply
continues to operate. These events include high
temperature, high power, and slow fan.
Off Blinking
AC present, 3.3 voltage standby (VSB) on, and the power
supply unit is off.
Blinking Off
Power supply on and OK. On Off