Dell OptiPlex 5055 Tower Owner's Manual page 61

Option
Expert key Management
Table 10. Performance
Option
C States Control
AMD TurboCore Technology
Table 11. Power Management
Option
AC Recovery
Auto On Time
Deep Sleep Control
Description
• Disable (selected by default)
• Enable
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 (default)
• 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
NOTE: If you disable the Custom Mode, all the changes made will be erased and the
keys will restore to default settings.
Description
Determines how the system responds when AC power is re-applied after a power loss. You can set
the AC Recovery to:
• Power Off
• Power On
• Last Power State
This option is Power Off by default.
Sets time to automatically turn on the computer. Time is kept in standard 12-hour format
(hour:minutes:seconds). Change the startup time by typing the values in the time and AM/PM fields.
NOTE: This feature does not work if you turn off your computer using the switch on a
power strip or surge protector or if Auto Power is set to disabled.
Allows you to define the controls when Deep Sleep is enabled.
• Disabled
• Enabled in S5 only
• Enabled in S4 and S5
This option is Enabled in S4 and S5 by default.
Description
Allows you to enable or disable additional processor sleep states.
This option is enabled by default.
This options is disable by default.
System setup 61