Table of Contents
Advertisement
InfiniBand Switch Platform Hardware User Manual
Yellow LED for the Spine Fan on the Management Module is Lit
Issue 3.
1. Check the MLNX-OS management for confirmation and possible explanation of the
alert.
2. Determine which spine has a defective fan by checking the Fan LEDs on all of the
spines.
3. Make sure that there is nothing blocking the front or rear of the chassis and that the
fan modules and ventilation holes are not blocked (especially dust over the holes).
4. If you find dust blocking the holes it is recommended to clean the fan unit and
remove the dust from the front and rear panels of the switch using a vacuum cleaner.
5. Remove and reinstall the fan unit of the spine. Make sure the mating connector of the
new unit is free of any dirt and/or obstacles. See Section 1.10.4 on page 52.
6. Replace the spine fan module.
6.4
Spine Board
Issue 1. The yellow LED on the Spine board is lit:
1. Check the MLNX-OS management for confirmation and possible explanation of the
alert.
2. Make sure that there is nothing blocking the front or rear of the chassis and that the
fan modules and ventilation holes are not blocked (especially dust over the holes).
3. If you find dust blocking the holes it is recommended to clean the fan unit and
remove the dust from the front and rear panels of the switch using a vacuum cleaner.
4. Remove and reinstall the spine board. Make sure the mating connectors of the unit is
free of any dirt and/or obstacles. See Section 1.10.3 on page 47.
5. Make sure that the spine and the Leafs both have the same version of FW.
6. Reburn the FW and remove and reinstall the spine.
7. Replace the spine board.
6.5
MLNX-OS® Software
Issue 1. The last software update did not succeed:
1. Connect the RS232 connector (CONSOLE) to a laptop.
2. Push the reset button on the switch or management module.
3. You will have ~ 5 seconds to stop the U-Boot by pressing Control-B.
4. Choose the image to upload. Only use image 1 or image 2.
Mellanox Technologies
Should any of the boards shut down due to over temperature, follow the procedure
starting in step 2
Replace defective spine fan modules as soon as they are identified.
82
Advertisement
Table of Contents
