Dell EMC PowerEdge R550 Installation and Service Manual

Removing the processor from the processor and heat sink module

Prerequisites

WARNING: The heat sink may be hot to touch for some time after the system has been powered off. Allow the heat sink to cool before removing it.

Follow the safety guidelines listed in the Safety instructions.
Follow the procedure listed in the Before working inside your system.
Remove the air shroud.
Remove the processor heat sink module.

CAUTION: You may find the CMOS battery loss or CMOS checksum error displayed during the first instance of powering on the system after the processor or system board replacement which is expected. To fix this, simply go to setup option to configure the system settings.

Steps

Place the heat sink with the processor side facing up.
Using your thumb, lift the thermal interface material (TIM) break lever to release the processor from the TIM and retaining clip.
Holding the processor by the edges, lift the processor away from the retaining clip.
NOTE: Ensure to hold the retaining clip to the heat sink as you lift the TIM break lever.
Figure 1. Lift up the TIM break lever
Figure 2. Aligning pin 1 marks of processor with tray
NOTE: Ensure to return the TIM break lever back to original position.
Using your thumb and index finger, first hold the retaining clip release tab at the pin 1 connector, pull out the tip of the retaining clip release tab, and then lift the retaining clip partially from the heat sink.
Repeat the procedure at the remaining three corners of the retaining clip.
After all the corners are released from the heat sink, lift the retaining clip from the pin 1 corner of the heat sink.
Figure 3. Removing the retaining clip