Lenovo System x3300 M4 Installation And Service Manual page 292

Step 10. Remove the microprocessor 2 expansion board (see "Removing the microprocessor 2 expansion
board" on page 272).
Step 11. Remove the existing microprocessor and heat sink (see "Removing a microprocessor and heat
sink" on page 266).
Step 12. Loosen 10 screws from the system board showed as the illustration, and keep they in a safe
place for future use.
Step 13. Grasp the handle of the system board. Then, carefully move the system board backward and lift it
up to be removed from the chassis.
278
System x3300 M4 Installation and Service Guide