Assembly Of Ilm To A Motherboard; Shoulder Screw - Intel 2ND GENERATION CORE PROCESSOR FAMILY DESKTOP - THERMAL MECHANICAL SPECIFICATIONS AND DESIGN GUIDELINES 01-2011 Specifications

Figure 4-3.

Shoulder Screw

4.2

Assembly of ILM to a Motherboard

The ILM design allows a bottoms up assembly of the components to the board. See
Figure 4-4
1. Place the back plate in a fixture. The motherboard is aligned with the fixture.
2. Install the shoulder screw in the single hole near Pin 1 of the socket. Torque to a
minimum and recommended 8 inch-pounds, but not to exceed 10 inch-pounds.
3. Align and place the ILM assembly over the socket.
4. Install two (2) 6-32 fasteners. Torque to a minimum and recommended 8 inch-
pounds, but not to exceed 10 inch-pounds.
The thread length of the shoulder screw accommodates a nominal board thicknesses of
0.062".
30
6-32 thread
for step by step assembly sequence.
Independent Loading Mechanism (ILM)
Cap
Shoulder
Thermal/Mechanical Specifications and Design Guidelines