Processor Expansion Module; Removing The Pem - Dell EMC PowerEdge R940 Installation And Service Manual

a. Partially tighten the first screw (approximately 3 turns).
b. Tighten the second screw completely.
c. Return to the first screw and tighten it completely.
If the PHM slips off the blue retention clips when the screws are partially tightened, follow these steps to secure the PHM:
a. Loosen both the heat sink screws completely.
b. Lower the PHM on to the blue retention clips, following the procedure described in step 2.
c. Secure the PHM to the system board, following the replacement instructions listed in this step above. 4.
NOTE: The processor and heat sink module retention screws should not be tightened to more than 0.13 kgf-m (1.35
N.m or 12 in-lbf).
Figure 66. Installing the processor and heat sink module
Next steps
1. Lower the PEM until it firmly seats in place.
2. If removed, install the expansion card
3. Follow the procedure listed in

Processor expansion module

Removing the PEM

Prerequisites
1. Follow the safety guidelines listed in
2. Follow the procedure listed in
3. Remove the expansion card
4. Remove the air shroud.
Steps
1. Lift the PEM using the handle until the PEM is in an upright position.
2. Press the release latch on the cable and disconnect the cables connected to the connectors on the PEM.
3. Press the release latch on the side of the chassis and lift the PEM out of the system.
risers.
After working inside your system
Safety instructions
Before working inside your system
risers.
on page 30.
on page 29.
on page 30.
Installing and removing system components 81