Dell PowerEdge R7525 EMC Installation and Service Manual - Page 89

Removing the processor

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NOTE: The procedure to uninstall standard and L-type heat sink is similar. Steps 1. Using a Torx #T20 screwdriver, loosen the captive screws in the order that is mentioned on the heat sink: a. Partially loosen the captive screws 1 and 2 (approximately 3 turns). b. Partially loosen the captive screws 3 and 4 (approximately 3 turns). c. Loosen the captive screws 1 and 2 completely. d. Loosen the captive screws 3 and 4 completely. NOTE: The captive screw numbers are marked on the heat sink. 2. Lift the heat sink from the system. Figure 70. Removing a heat sink Next steps 1. If you are uninstalling a faulty heat sink, replace the heat sink, else remove the processor. Removing the processor 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. 1. Follow the safety guidelines listed in the Safety instructions on page 40. 2. Follow the procedure listed in the Before working inside your system on page 41. 3. Remove the heat sink. CAUTION: You may find the CMOS battery loss or CMOS checksum error is displayed during the first instance of powering on the system after the processor or system board replacement which is expected. To fix, go to set up option to configure the system settings. Steps 1. Using a Torx #T20 screwdriver, loosen the screws to release the force plate. The sequence to loosen the screws is 3, 2, and 1. Installing and removing system components 89

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NOTE:
The procedure to uninstall standard and L-type heat sink is similar.
Steps
1.
Using a Torx #T20 screwdriver, loosen the captive screws in the order that is mentioned on the heat sink:
a.
Partially loosen the captive screws 1 and 2 (approximately 3 turns).
b.
Partially loosen the captive screws 3 and 4 (approximately 3 turns).
c.
Loosen the captive screws 1 and 2 completely.
d.
Loosen the captive screws 3 and 4 completely.
NOTE:
The captive screw numbers are marked on the heat sink.
2.
Lift the heat sink from the system.
Figure 70. Removing a heat sink
Next steps
1.
If you are uninstalling a faulty heat sink,
replace the heat sink
, else
remove the processor
.
Removing the processor
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.
1.
Follow the safety guidelines listed in the
Safety instructions
on page 40.
2.
Follow the procedure listed in the
Before working inside your system
on page 41.
3.
Remove the heat sink
.
CAUTION:
You may find the CMOS battery loss or CMOS checksum error is displayed during the first instance of
powering on the system after the processor or system board replacement which is expected. To fix, go to set up option
to configure the system settings.
Steps
1.
Using a Torx #T20 screwdriver, loosen the screws to release the force plate. The sequence to loosen the screws is 3, 2, and 1.
Installing and removing system components
89