3. Close the force frame:
CAUTION: Do not overtighten the screws as this might damage the system board or the processor socket.
a.
Pivot the spring loaded force frame downward and hold it down (callout 1).
b.
Use a T-20 Torx screwdriver to tighten the captive screws in the sequence shown in the following image
(callouts 2–4).
When using a torque wrench to tighten the screws, apply a torque of 158 N-m (14 lbf-in).
4. Apply new thermal grease to the processor in the pattern shown in the following image. Use the full contents of the
thermal grease syringe.
Removal and replacement procedures
92
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