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
.
System top cover
Do not remove the system top cover unless you are converting the system from tower to rack mode.
Removing the system top cover
Prerequisites
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
1. Follow the safety guidelines listed in the Safety instructions section.
2. Keep the Phillips #2 screwdriver ready.
3. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
4. Remove the system cover.
Steps
1. Remove the screws that secure the top cover to the chassis.
2. Slide the cover toward the back of the system and lift it from the system.
Figure 115. Removing the system top cover
a. system top cover
172
Installing and removing system components
