Chapter 5 Troubleshooting; Troubleshooting Instructions; Table 21: Troubleshooting - Mellanox Technologies SN2700 Hardware User Manual

Rev 1.2
5 Troubleshooting
5.1

Troubleshooting Instructions

Table 21 - Troubleshooting
Problem Indicator
LEDs
54 Mellanox Technologies
Symptoms
System Status LED is
blinking for more than
5 minutes
System Status LED is
red
Fan Status LED is red
PSU Status LED is red
Corrective Measures
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
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)
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.
This state is indicative of a problem with the PSU.
• Check/replace the power cable.
• Replace the PSU if needed.
Troubleshooting