Troubleshooting Rev 1.6
Mellanox Technologies
47
5 Troubleshooting
5.1 Troubleshooting Instructions
Table 20 - Troubleshooting
Problem Indicator Symptoms Cause and Solution
LEDs System Status LED is
blinking for more than
5 minutes
Cause:
MLNX-OS software did not boot properly and only
firmware is running.
Solution: Connect to the system via the console port,
and check the software status. You might need to con
-
tact an FAE if the MLNX-OS software did not load
properly
System Status LED is
red
Cause:
• Critical system fault (CPU error, bad firmware)
• Over Temperature
Solution:
• Check environmental conditions (room temperature)
Fan Status LED is red Cause:
Possible fan issue
Solution:
• Check that the FAN is fully inserted and nothing blocks
the airflow
• Replace the FAN FRU if needed
PSU Status LED is red Cause:
Possible PSU issue
Solution:.
• Check/replace the power cable
• Replace the PSU if needed
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