Chapter 5 Troubleshooting; Troubleshooting Instructions; Table 24: Troubleshooting - Mellanox Technologies Spectrum SN2740 Hardware User Manual

5 Troubleshooting
5.1

Troubleshooting Instructions

Table 24 - Troubleshooting
Problem Indicator
LEDs
Rev 2.2
Symptoms
System Status LED is Cause:
blinking for more than Onyx (MLNX-OS) software did not boot properly and
5 minutes 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 Onyx (MLNX-OS) software did not
load properly
System Status LED is Cause:
red •
•
Solution:
•
Fan Status LED is red Cause:
Possible fan issue
Solution:
•
•
PSU Status LED is red Cause:
Possible PSU issue
Solution:.
•
•
Mellanox Technologies
Cause and Solution
Critical system fault (CPU error, bad firmware)
Over Temperature
Check environmental conditions (room tempera-
ture)
Check that the FAN is fully inserted and nothing
blocks the airflow
Replace the FAN FRU if needed (possible in
SN2700, SN2740 and SN2410 only)
Check/replace the power cable
Replace the PSU if needed (possible in SN2700,
SN2740 and SN2410 only)
Troubleshooting
83