Dell P139G Service Manual page 101

Table 9. Power Management (continued)
Option
Advanced Configuration
Peak Shift
USB PowerShare
Thermal Management
USB Wake Support
Block Sleep
Lid Switch
Description
● Standard
● ExpressCharge
● Primarily AC Use
● Custom
NOTE: If Custom Charge is selected, you can also configure Custom Charge Start and
Custom Charge Stop.
This option enables you to maximize the battery health.
By default, the Enable Advanced Battery Charge Mode option is disabled.
NOTE: The user can charge battery using feature Beginning of Day and Work Period.
By default, Work Period is disabled.
Use ExpressCharge for accelerated battery charging.
Allows the system to run on battery during peak power usage hours.
Peak Shift - By default, this option is disabled.
NOTE: The user can:
● Set Battery Threshold Min = 15, Max = 100
● Prevent AC power between certain times of the day using Peak Shift Start, Peak Shift
End, and Peak Shift Charge Start.
Allows external devices such as phones and portable music players to be charged when the
system is in sleep state using system stored battery.
Enable USB PowerShare-This option is disabled by default.
Allows cooling of fans and the processor heat management to adjust system performance, noise,
and temperature.
The options are:
● Optimized—This option is enabled by default.
● Cool
● Quiet
● Ultra Performance
Wake on Dell Allows you to connect a Dell USB-C Dock to wake the system from
USB-C Dock standby mode.
By default, the option Wake on Dell USB-C Dock is enabled.
NOTE: These features are only functional when the AC power adapter is connected. If the
AC power adapter is removed before Standby, the BIOS removes power from all USB ports to
conserve battery power.
This option enables you to block entering to sleep (S3) mode in operating system environment. By
default, the Block Sleep option is disabled.
NOTE: When Block Sleep is enabled, the system does not go to sleep. Intel Rapid Start gets
disabled automatically, and the operating system power option remains blank if it was set to
Sleep.
Allows you to disable the lid switch.
The options are:
● Enable Lid Switch—This option is enabled by default.
BIOS setup 101