Fans; Figure 54: Ps Unit Pulled Out - Mellanox Technologies Spectrum SN2700 Hardware User Manual

 To insert a power supply unit:
Make sure the mating connector of the new unit is free of any dirt and/or obstacles.
Step 1.
Insert the power supply unit by sliding it into the opening, until a slight resistance is felt.
Step 2.
Continue pressing the power supply unit until it seats completely. The latch will snap into
Step 3.
place, confirming the proper installation.
Insert the power cord into the supply connector.
Step 4.
Insert the other end of the power cord into an outlet of the correct voltage.
Step 5.

2.9.2 Fans

The system can fully operate if one fan FRU is dysfunctional or missing. Failure of more than
one fan is not supported.
 To remove a fan unit:
58

Figure 54: PS Unit Pulled Out

Do not attempt to insert a power supply unit with a power cord connected to it.
The green power supply unit indicator should light. If it does not, repeat the whole pro-
cedure to extract the power supply unit and re-insert it.
Make sure that the fans have the air flow that matches the model number. An air flow
opposite to the system design will cause the system to operate at a higher (less than
optimal) temperature.
For power supply unit air flow direction, refer to
Mellanox Technologies
Section 2.3 on page 20.
Rev 1.9