b. Gently press down the small handle 1 rst and then push the handle inward to secure it. Then, press
down the small handle 2 and then push the handle inward to lock the microprocessor retainer on
each of the microprocessor socket into position.
Notes:
• Do not touch the pins on the microprocessor socket and the gold contacts on the bottom of the
new microprocessor.
Figure123. Do not touch the pins
• There are two marks on the microprocessor retainer. Ensure that you close the small handle
marked with rst and then close the small handle marked with . Always follow the
correct sequence when you close the small handles.
Figure124. Securing the microprocessor retainer
152 ThinkServer RD540 User Guide and Hardware Maintenance Manual