Dell PowerEdge R840 EMC Installation and Service Manual - Page 143

Initializing the TPM 1.2 for TXT users, Control panel, Removing left control panel

Page 143 highlights

Initializing the TPM 1.2 for TXT users Steps 1. While booting your system, press F2 to enter System Setup. 2. On the System Setup Main Menu screen, click System BIOS > System Security Settings. 3. From the TPM Security option, select On with Pre-boot Measurements. 4. From the TPM Command option, select Activate. 5. Save the settings. 6. Restart your system. 7. Enter System Setup again. 8. On the System Setup Main Menu screen, click System BIOS > System Security Settings. 9. From the Intel TXT option, select On. Control panel A control panel allows you to manually control the inputs to the server. Removing left control panel Prerequisites 1. Follow the safety guidelines listed in Safety instructions on page 44. 2. Follow the procedure listed in Before working inside your system on page 45. 3. Remove the non-GPU air shroud or GPU air shroud. 4. Remove the cooling fan assembly. NOTE: Ensure that you note the routing of the cables as you remove them from the system board. To prevent the cables from being pinched or crimped, route the cables properly when you replace them. Steps 1. Open the cable latch, and disconnect the control panel cable from the system board connector. 2. Using a Phillips #1 screwdriver, remove the screws that secure the control panel and ribbon cable to the system. 3. Holding the control panel and ribbon cable, remove the control panel along with the ribbon cable away from the system. Installing and removing system components 143

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Initializing the TPM 1.2 for TXT users
Steps
1.
While booting your system, press F2 to enter System Setup.
2.
On the
System Setup Main Menu
screen, click
System BIOS
>
System Security Settings
.
3.
From the
TPM Security
option, select
On with Pre-boot Measurements
.
4.
From the
TPM Command
option, select
Activate
.
5.
Save the settings.
6.
Restart your system.
7.
Enter
System Setup
again.
8.
On the
System Setup Main Menu
screen, click
System BIOS
>
System Security Settings
.
9.
From the
Intel TXT
option, select
On
.
Control panel
A control panel allows you to manually control the inputs to the server.
Removing left control panel
Prerequisites
1.
Follow the safety guidelines listed in
Safety instructions
on page 44.
2.
Follow the procedure listed in
Before working inside your system
on page 45.
3.
Remove the non-GPU air shroud
or
GPU air shroud
.
4.
Remove the cooling fan assembly
.
NOTE:
Ensure that you note the routing of the cables as you remove them from the system board. To prevent the
cables from being pinched or crimped, route the cables properly when you replace them.
Steps
1.
Open the cable latch, and disconnect the control panel cable from the system board connector.
2.
Using a Phillips #1 screwdriver, remove the screws that secure the control panel and ribbon cable to the system.
3.
Holding the control panel and ribbon cable, remove the control panel along with the ribbon cable away from the system.
Installing and removing system components
143