Lenovo 4223 Computer Hardware User Manual


 
Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must be
kept as clean as possible.
Figure 39. Removing the microprocessor
8. Touch the static-protective package that contains the new microprocessor to any unpainted surface on
the outside of the computer. Then, remove the new microprocessor from the package.
9. Remove the new microprocessor from the protective cover that protects the gold contacts on the
bottom of the new microprocessor. Do not touch the pins on the microprocessor socket or the gold
contacts on the bottom of the new microprocessor.
Figure 40. Do not touch the pins
Chapter 10. Replacing FRUs 93