Personal Computer User Manual
Table Of Contents
- Dell OptiPlex 9020 AIO Owner's Manual
- Working on Your Computer
- Removing and Installing Components
- System Overview
- Removing the VESA Stand
- Installing the VESA Stand
- Removing the Back Cover
- Installing the Back Cover
- Removing the Memory
- Installing the Memory
- Removing the VESA Mount Bracket
- Installing the VESA Mount Bracket
- Removing the Power and On-Screen Display (OSD) Buttons Board
- Installing the Power and OSD Buttons Board
- Removing the System-Board Shield
- Installing the System-Board Shield
- Removing the Converter Board
- Installing the Converter Board
- Removing the Coin-Cell Battery
- Installing the Coin-Cell Battery
- Removing the Optical Drive
- Installing the Optical Drive
- Removing the Hard Drive
- Installing the Hard Drive
- Removing the Intrusion Switch
- Installing the Intrusion Switch
- Removing the Wireless Local Area Network (WLAN) Card
- Installing the WLAN Card
- Removing the Heat-Sink Assembly
- Installing the Heat-Sink Assembly
- Removing the Processor Fan
- Installing the Processor Fan
- Removing the Power-Supply Fan
- Installing the Power-Supply Fan
- Removing the I/O Board Shield
- Installing the I/O Board Shield
- Removing the Power Supply Unit (PSU)
- Installing the Power Supply Unit
- Removing the Processor
- Installing the Processor
- Removing the Speakers
- Installing the Speakers
- Removing the System Board
- System Board Layout
- Installing the System Board
- Removing the Heat Sink (Graphics Card)
- Installing the Heat Sink (Graphics Card)
- Removing the Antenna Module
- Installing the Antenna Module
- Removing the Display Panel
- Installing the Display Panel
- Removing the Camera
- Installing the Camera
- System Setup
- Technical Specifications
- Contacting Dell
Option Description
• 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.
Table 6. Performance
Option Description
Multi Core Support Specifies whether the process will have one or all cores enabled. The performance of
some applications will improve with the additional cores.
• All - Enabled by default
• 1
• 2
Intel SpeedStep Allows you to enable or disable the Intel SpeedStep mode of the processor. This
option is enabled by default.
C States Control Allows you to enable or disable the additional processor sleep states. This option is
enabled by default.
Limited CPUID Value Allows you to limit the maximum value of the Standard CPUID Fuction support. Some
operation systems will not complete installation when maximum CPUID Function
supported is greater than 3.
• Enable CPUID Limit - This option is disabled by default
Intel TurboBoost Allows you to enable or disable Intel TurboBoost mode of the processor. This option
is enabled by default.
• Disabled - Does not allow the TurboBoost driver to increase the performance
state of the processor above the standard performance.
• Enabled - Allows the Intel TurboBoost driver to increase the performance of
the CPU or graphics processor.
Hyper-Thread Control Allows you to enable or disable the Hyper-Threading technology. This option is
enabled by default.
Rapid Start Technology Improves the battery life automatically by putting system into a low power state
during Sleep, after a user-specified amount of time. Some increase in resume time
from Sleep state may be experience, but the average resume times should be faster
than the resume from Hibernate. The timer can be set starting from the value “0”. By
default, this option is disabled.
Table 7. Power Management
Option Description
AC Recovery Specifies how the computer will respond when AC power is applied after an AC
power loss. You can set the AC Recovery to:
• Power Off (default)
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