Dell PowerEdge XE2420 EMC Installation and Service Manual - Page 126

Removing the processor from the processor and heat sink module, Removing a heat sink

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NOTE: It is normal for the heat sink to slip off the blue retention clips when the screws are partially loosened, continue to loosen the screw(s). 2. Lift the heat sink from the system. Figure 98. Removing a heat sink Next steps If you are removing a faulty heat sink, replace the heat sink, if not, remove the processor. Removing the processor from the processor and heat sink module Prerequisites NOTE: Only remove the processor from the processor and heat sink module if you are replacing the processor or heat sink. This procedure is not required when replacing a system board. 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in Before working inside your system. 3. Remove the processor and heat sink module. Steps 1. Place the heat sink with the processor side facing up. 2. Insert a flat blade screwdriver into the release slot marked with a yellow label. Twist (do not pry) the screwdriver to break the thermal paste seal. 3. Push the retaining clips on the processor bracket to unlock the bracket from the heat sink. 126 Installing and removing system components

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NOTE:
It is normal for the heat sink to slip off the blue retention clips when the screws are partially loosened,
continue to loosen the screw(s).
2.
Lift the heat sink from the system.
Figure 98. Removing a heat sink
Next steps
If you are removing a faulty heat sink,
replace the heat sink
, if not,
remove the processor
.
Removing the processor from the processor and heat sink module
Prerequisites
NOTE:
Only remove the processor from the processor and heat sink module if you are replacing the processor or heat sink.
This procedure is not required when replacing a system board.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Follow the procedure listed in
Before working inside your system
.
3.
Remove the processor and heat sink module
.
Steps
1.
Place the heat sink with the processor side facing up.
2.
Insert a flat blade screwdriver into the release slot marked with a yellow label. Twist (do not pry) the screwdriver to break
the thermal paste seal.
3.
Push the retaining clips on the processor bracket to unlock the bracket from the heat sink.
126
Installing and removing system components