Supermicro A+ Server AS-2115HS-TNR User Manual page 36

Chapter 3: Maintenance and Component Installation
12. Using a diagonal pattern, tighten the six screws down on the heatsink in a clockwise
fashion till it is secure. Use a torque screwdriver, set it at 12.5~15.0 kgfcm (10.85~13.01
lbf-in) with a Torx T20 screw head bit, to prevent damage to CPU socket/heatsink.
The heatsink will now be secured and you have finished installing the processor and
heatsink onto the motherboard. Repeat this procedure for any remaining CPU sockets
on the motherboard.
Screw #5
Screw #2
Screw #3
Screw #4
Screw #1
Screw #6
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