Lenovo ThinkSystem SR645 Setup Manual page 116

Procedure
Step 1. Install the processors.
Figure 36. Processor installation
a. Slide the processor carrier into the rail frame.
b. Push the rail frame down until the blue latches lock into place.
c. Close the force frame.
d. Tighten the screws in the installation sequence shown on the force frame.
Note: Use an ESD safe screwdriver and set the maximum torque value to 14.0 ± 0.5 inch-pounds.
ThinkSystem SR645 Setup Guide
112