Lenovo ThinkCentre A70 7099 Hardware Maintenance Manual page 109

7. Lift the small handle 3 and open the retainer 1 to access the
microprocessor 2 .
Figure 20. Accessing the microprocessor
8. Lift the microprocessor straight up and out of the microprocessor socket, as
shown in Figure 21 on page 104.
Notes:
a. Your microprocessor and socket might look different from the one
illustrated.
b. Note the orientation of the microprocessor in the socket. You can either
look for the small triangle 1 on one corner of the microprocessor or note
the orientation of the notches 2 on the microprocessor. This is important
when installing the new microprocessor on the system board.
c. Touch only the edges of the microprocessor. Do not touch the gold contacts
on the bottom.
Chapter 8. Replacing FRUs - Tower computers
103