Lenovo x3530 M4 Installation And Service Manual page 286

3. Always use microprocessor installation tool to remove a microprocessor. Failing to use
microprocessor installation tool may damage the microprocessor sockets on the system
board. Any damage to the microprocessor sockets may require replacing the system board.
Step 9. Remove the socket covers from the microprocessor sockets on the new system board and place
them on the microprocessor sockets of the old system board that you are removing.
Figure 189. Socket cover removal
Step 10. Loosen the nine screws that secure the system board to the chassis.
Figure 190. Loosen screws
Step 11. Slightly lift the system board at the side that is near the CPU1_PWR to create a small angle of
elevation between the system board and chassis.
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Lenovo System x3530 M4 Installation and Service Guide