Mellanox Technologies SX6710, Hardware User Manual

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Troubleshooting
Mellanox Technologies
48
5 Troubleshooting
5.1 Troubleshooting Instructions
Table 21 - Troubleshooting
Problem
Indicator
Symptoms Corrective Measures
LEDs System Status LED is
blinking for more than 5
minutes This state means that the MLNX-OS software did not
boot properly and only firmware is running.
To overcome it, connect to the system via the console
port, and check the software status. You might need to
contact an FAE if the MLNX-OS software did not load
properly
System Status LED is red This state can indicate a number of problems:
• Critical system fault (CPU error, bad firmware)
• Over Temperature
To overcome it:
• Check Environmental conditions (room temperature)
Fan Status LED is red This state is indicative of a problem with the FAN.
• Check that the FAN is fully inserted and nothing blocks
the airflow.
• Replace the FAN FRU if needed.
PSU Status LED is red This state is indicative of a problem with the PSU.
• Check/replace the power cable.
• Replace the PSU if needed.
The activity LED does not
light up (InfiniBand): Make sure that there is an SM running in the fabric.