Nvidia Spectrum-4 SN5000 2U Hardware User Manual page 25


In case the system is operated at 35°C ambient temperature at full capacity with all ports
occupied, and one of the system fans becomes faulty, it is recommended to replace the fan
as soon as possible to avoid the risk of having no fan redundancy.
To remove a fan unit:

When replacing a faulty fan unit in an operational switch system, do not leave the slot
unpopulated for more than 60 seconds.
1. Grasping the handle and pull the unit outward. As the fan unit unseats, the fan unit status
LEDs will turn off.
2. Remove the fan unit.
SN5400/SN5600C Fan Module Latches
SN5400/SN5600C Fan Module Pulled Out
To insert a fan unit:
1. Make sure the mating connector of the new unit is free of any dirt and/or obstacles.
2. Insert the fan unit by sliding it into the opening until slight resistance is felt. Continue
pressing the fan unit until it seats completely.

Upon first installation, the green Fan Status LED should light. If not, extract the fan
unit and reinsert it. After two unsuccessful attempts to install the fan unit, power off
the system before attempting any system debug.
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