Dell PowerEdge R7525 EMC Installation and Service Manual - Page 160

System board, Removing the system board

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2. On the System Setup Main Menu screen, click System BIOS > System Security Settings. 3. From the TPM Security option, select On. 4. Save the settings. 5. Restart your system. System board Removing the system board Prerequisites CAUTION: If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted to create a recovery key during program or System Setup. Be sure to create and safely store this recovery key. If you replace this system board, you must supply the recovery key when you restart your system or program before you can access the encrypted data on your drives. 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 following components: a. Air shroud (if installed). b. Cooling fan cage assembly. c. Heat sink. d. Processor. e. Memory modules. f. Expansion card risers. g. IDSDM module (if installed). h. Internal USB card (if installed). i. OCP card (if installed). j. Power supply units (PSU). k. Rear drive cage. l. Disconnect all cables from the system board. CAUTION: Take care not to damage the system identification button while removing the system board from the system. Steps 1. Using the Phillips #2 screwdriver remove the screws that secure the system board to the chassis 160 Installing and removing system components

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2.
On the
System Setup Main Menu
screen, click
System BIOS
>
System Security Settings
.
3.
From the
TPM Security
option, select
On
.
4.
Save the settings.
5.
Restart your system.
System board
Removing the system board
Prerequisites
CAUTION:
If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted to create
a recovery key during program or System Setup. Be sure to create and safely store this recovery key. If you replace this
system board, you must supply the recovery key when you restart your system or program before you can access the
encrypted data on your drives.
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 following components:
a.
Air shroud (if installed)
.
b.
Cooling fan cage assembly
.
c.
Heat sink
.
d.
Processor
.
e.
Memory modules
.
f.
Expansion card risers
.
g.
IDSDM module (if installed)
.
h.
Internal USB card (if installed)
.
i.
OCP card (if installed)
.
j.
Power supply units (PSU)
.
k.
Rear drive cage
.
l.
Disconnect all cables from the system board.
CAUTION:
Take care not to damage the system identification button while removing the system board from the
system.
Steps
1.
Using the Phillips #2 screwdriver remove the screws that secure the system board to the chassis
160
Installing and removing system components