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Rev 1.1
To extract a PS unit:
1. Remove the power cord from the power supply unit.
2. Grasping the handle with your right hand, push the latch release with your thumb while pull-
ing the handle outward. As the PS unit unseats, the PS unit status indicators will turn off.
3. Remove the PS unit.
To insert a PS unit:
1. Make sure the mating connector of the new unit is free of any dirt and/or obstacles.
2. Insert the PS unit by sliding it into the opening until a slight resistance is felt.
3. Continue pressing the PS unit until it seats completely. The latch will snap into place confirm-
ing the proper installation.
4. Insert the power cord into the supply connector.
5. Insert the other end of the power cord into an outlet of the correct voltage.
5.2
Extracting and Inserting the Fan Units
This switch can operate indefinitely with less than a full compliment of fans in the fan modules
operating properly so long as the ambient temperature is below 45° Celsius. This switch has two
fan modules. Each fan module has two integral fans.
44
Mellanox Technologies
Figure 29: PS Unit Pulled Out
Do not attempt to insert a PS unit with a power cord connected to it.
The green PS unit indicator should light. If not, repeat the whole procedure to extract
the PS unit and re-insert it.
This unit is intended for installation in a Restricted Access Location. A restricted
access area can be accessed only through the use of a special tool, lock and key, or
other means of security.
Extracting and Inserting FRUs
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