IBM Storwize V7000 Unified Problem Determination Manual page 207

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13. Slide the system board forward and tilt it away from the power supplies.
Using the two lift handles on the system board, pull the system board out of
the file module.
14. If you are instructed to return the system board, follow all packaging
instructions, and use any packaging materials for shipping that are supplied
to you.
15. Remove the socket covers from the microprocessor sockets on the new system
board and place them on the microprocessor sockets of the system board you
are removing.
Attention: Make sure to place the socket covers for the microprocessor
sockets on the system board before you return the old system board.
Installing the system board
IBM authorized service providers can remove and replace the system board in the
file module. The following procedure is for a field replaceable unit (FRU). FRUs
must be installed only by trained service technicians.
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Chapter 4. File module