Power Management - Dell Precision 3540 Service Manual

Table 9. Performance (continued)
Option
C-States Control
Intel TurboBoost
Hyper-Thread Control

Power management

Option Description
AC Behavior Allows you to enable or disable the computer from turning on automatically when an AC adapter is
connected.
Default setting: Wake on AC is not selected.
Enable Intel ● Enable Intel Speed Shift Technology
Speed Shift
Default setting: Enabled
Technology
Auto On Time Allows you to set the time at which the computer must turn on automatically. The options are:
● Disabled
● Every Day
● Weekdays
● Select Days
Default setting: Disabled
USB Wake Allows you to enable USB devices to wake the system from Standby.
Support
● Enable USB Wake Support
Wake on WLAN Allows you to enable or disable the feature that powers on the computer from the Off state when
triggered by a LAN signal.
● Disabled
● WLAN
Default setting: Disabled
Peak Shift This option enables you to minimize the AC power consumption during the peak power times of day. After
you enable this option, your system runs only in battery even if the AC is attached.
● Enable peak shift—is disabled
● Set battery threshold (15% to 100%) - 15 % (enabled by default)
Advanced This option enables you to maximize the battery health. By enabling this option, your system uses the
Battery Charge standard charging algorithm and other techniques, during the non work hours to improve the battery
Configuration health.
122 BIOS setup
NOTE: This feature is only functional when the AC power adapter is connected. If the AC power
adapter is removed during Standby, the system setup removes power from all the USB ports to
conserve battery power.
Description
Allows you to enable or disable the additional processor sleep
states.
● C states
This option is set by default.
Allows you to enable or disable the Intel TurboBoost mode of
the processor.
● Enable Intel TurboBoost
This option is set by default.
Allows you to enable or disable the HyperThreading in the
processor.
● Disabled
● Enabled—Default