Dell Inspiron 5391 Service Manual - Page 72

Power Management, be disabled automatically, and the operating system power option will

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Performance Intel SpeedStep Enables or disables the Intel SpeedStep Technology to dynamically adjust processor voltage and core frequency, decreasing average power consumption and heat production. Default: ON. Intel TurboBoost Technology Enabled or disabled the Intel TurboBoost mode of the processor. If enabled, the Intel TurboBoost driver increases the performance of the CPU or graphics processor. Default: ON. Multi-Core Support Changes the number of CPU cores available to the operating system. The default value is set to the maximum number of cores. Default: All Cores. Enable C-State Control Enables or disables the CPU's ability to enter and exit low-power states. Default: ON. Table 10. System setup options-Power Management menu Power Management Wake on AC Enables the computer to turn on and go to boot when AC power is supplied to the computer. Default: OFF. Auto on Time Enables the computer to automatically power on for defined days and times. Default: Disabled. The system will not automatically power up. Battery Charge Configuration Enables the computer to run on battery during power usage hours. Use the below options to prevent AC power usage between certain times of each day. Default: Adaptive. Battery settings are adaptively optimized based on your typical battery usage pattern. Enable Advanced Battery Charge Configuration Enables Advanced Battery Charge Configuration from the beginning of the day to a specified work period. Advanced Battery Charged maximizes battery health while still supporting heavy use during the work day. Default: OFF. Block Sleep Blocks the computer from entering Sleep (S3) mode in the operating system. Default: OFF. NOTE: If enabled, the computer will not go to sleep, Intel Rapid Start will be disabled automatically, and the operating system power option will be blank if it was set to Sleep. Enable USB Wake Support Enables the USB devices to wake the computer from Standby mode. Default: OFF. Enable Intel Speed Shift Technology Enables or disables Intel Speed Shift Technology support which enables the operating system to select the appropriate processor performance automatically. Default: ON. Lid Switch Enables the computer to power up from the off state whenever the lid is opened. Default: ON. 72 System setup

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Performance
Intel SpeedStep
Enables or disables the Intel SpeedStep Technology to dynamically adjust processor
voltage and core frequency, decreasing average power consumption and heat
production.
Default: ON.
Intel TurboBoost Technology
Enabled or disabled the Intel TurboBoost mode of the processor. If enabled, the Intel
TurboBoost driver increases the performance of the CPU or graphics processor.
Default: ON.
Multi-Core Support
Changes the number of CPU cores available to the operating system. The default
value is set to the maximum number of cores.
Default: All Cores.
Enable C-State Control
Enables or disables the CPU's ability to enter and exit low-power states.
Default: ON.
Table 10. System setup options—Power Management menu
Power Management
Wake on AC
Enables the computer to turn on and go to boot when AC power is supplied to the
computer.
Default: OFF.
Auto on Time
Enables the computer to automatically power on for defined days and times.
Default: Disabled. The system will not automatically power up.
Battery Charge Configuration
Enables the computer to run on battery during power usage hours. Use the below
options to prevent AC power usage between certain times of each day.
Default: Adaptive. Battery settings are adaptively optimized based on your typical
battery usage pattern.
Enable Advanced Battery Charge
Configuration
Enables Advanced Battery Charge Configuration from the beginning of the day to a
specified work period. Advanced Battery Charged maximizes battery health while still
supporting heavy use during the work day.
Default: OFF.
Block Sleep
Blocks the computer from entering Sleep (S3) mode in the operating system.
Default: OFF.
NOTE:
If enabled, the computer will not go to sleep, Intel Rapid Start will
be disabled automatically, and the operating system power option will be
blank if it was set to Sleep.
Enable USB Wake Support
Enables the USB devices to wake the computer from Standby mode.
Default: OFF.
Enable Intel Speed Shift Technology
Enables or disables Intel Speed Shift Technology support which enables the operating
system to select the appropriate processor performance automatically.
Default: ON.
Lid Switch
Enables the computer to power up from the off state whenever the lid is opened.
Default: ON.
72
System setup