Dell 9020 owner manual Kek

Page 36

Option

Description

 

 

 

 

On-Silent

CPU XD Support

Allows you to enable or disable the execute disable mode of the processor.

 

• Enable CPU XD Support - This option is enabled by default.

OROM Keyboard Access

Allows you to determine if you access the Option Read Only Memory

 

(OROM) configuration screens via hotkeys during boot. These settings

 

prevent access to the Intel RAID (CTRL+I) or Intel Management Engine

 

BIOS Extension (CTRL+P/F12).

 

• Enable - User may enter OROM configuration screens via the hotkey.

 

One-Time Enable - User can enter the OROM configuration screens

 

 

via the hotkeys during the next boot. After the boot, the setting will

 

 

revert to disabled.

 

• Disable - User can not enter the OROM configuration screens via the

 

 

hotkey.

 

This option is set to Enable by default.

Admin Setup Lockout

Allows you to enable or disable the option to enter setup when an admin

 

password is set.

 

• Enable Admin Setup Lockout - This option is not set by default.

HDD Protection Support

Allows you to enable or disable the HDD Protection feature

 

HDD Protection Support

Table 5. Secure Boot

 

 

Secure Boot Enable

Allows you to enable or disable Secure Boot feature

 

Disable

 

Enable

 

NOTE: To enable secure boot, UEFI boot mode must be enabled and

 

Enable Legacy Option ROMs must be disabled or turned off.

Expert key Management

Allows you to manipulate the security key databases only if the system is in

 

Custom Mode. The Enable Custom Mode option is disabled by default.

 

The options are:

PK

KEK

db

dbx

If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are:

Save to File- Saves the key to a user-selected file

Replace from File- Replaces the current key with a key from a user- selected file

Append from File- Adds a key to the current database from a user- selected file

Delete- Deletes the selected key

Reset All Keys- Resets to default setting

Delete All Keys- Deletes all the keys

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Contents Dell OptiPlex 9020 Mini Tower Page Contents Diagnostics Working on Your Computer Before Working Inside Your ComputerTurning Off Your Computer After Working Inside Your Computer Page Removing and Installing Components Installing the CoverRecommended Tools Removing the CoverRemoving the Intrusion Switch Installing the Intrusion SwitchRemoving the Wireless Local Area Network Wlan Card Installing the Wireless Local Area Network Wlan Card Installing the Front Bezel Removing the Front BezelRemoving the Expansion Card Installing the Expansion Card Memory Module GuidelinesInstalling the Memory Removing the Coin-Cell BatteryRemoving the Memory Installing the Coin-Cell Battery Removing the Hard DriveInstalling the Hard Drive Removing the Optical DriveInstalling the Optical Drive Installing the Speaker Removing the Power SupplyRemoving the Speaker Page Installing the Power Supply Removing the Heat Sink AssemblyInstalling the Heat Sink Assembly Removing the ProcessorInstalling the Processor Removing the System FanInstalling the System Fan Removing the Thermal SensorPage Installing the Thermal Sensor Removing the Power SwitchInstalling the Power Switch Removing the Input/Output I/O Panel Installing the Input/Output I/O Panel Removing the System BoardInstalling the System Board System Board Components Components Of The System BoardPage System Setup Boot SequenceNavigation Keys System Setup Options Uefi COM1 Sata Optional Computrace Service from Absolute Software KEK Erased and the keys will restore to default settings Page Post Behavior When Lookup Method is set to Static IP Updating the Bios Jumper SettingsSystem and Setup Password Password TypeDisabling a System Password Page Diagnostics Enhanced Pre-Boot System Assessment ePSA DiagnosticsPage Troubleshooting Your Computer Power LED DiagnosticsError Messages Beep CodeDIMM1 Page Page Page Specifications DDR3PCI Drives Internal Connectors Controls and Lights Power Page Page Contacting Dell
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