Supermicro SuperServer SYS-621H-TN12R User Manual page 44

6. Press all four rotating wires outward and make sure that the heatsink is securely latched
into the CPU socket.
7. With a t30-bit screwdriver, tighten all PEEK nuts in the sequence of "A", "B", "C", and
"D" with even pressure. Note the torque specifications written on the heatsink, and do
not exceed them when tightening the screws.
8. Examine all corners of the heatsink to ensure that the PHM is firmly attached to the
CPU socket.
Chapter 3: Maintenance and Component Installation
Latched State
44