Post Behavior Screen Options - Dell XY689 Owner's Manual

Option Description
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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.
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Default setting: Disabled
Advanced Battery This option enables you to maximize the battery health. By enabling this option,
Charge your system uses the standard charging algorithm and other techniques, during the
Configuration non-work hours to improve the battery health.
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Default setting: Disabled
Primary Battery Allows you to select the charging mode for the battery. The options are:
Charge
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Configuration
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If Custom Charge is selected, you can also configure Custom Charge Start and
Custom Charge Stop.

POST Behavior screen options

Option Description
Adapter Warnings Allows you to enable or disable the system setup (BIOS) warning messages when
you use certain power adapters.
Default setting: Enable Adapter Warnings
Keypad Allows you to choose one of two methods to enable the keypad that is embedded
(Embedded) in the internal keyboard.
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Disabled
WLAN Only
Enable Peak Shift
Enabled Advanced Battery Charge Mode
Adaptive
Standard — Fully charges your battery at a standard rate.
ExpressCharge — The battery charges over a shorter period of time using Dell's
fast charging technology. This option is enabled by default.
Primarily AC use
Custom
NOTE: All charging mode may not be available for all the batteries. To enable
this option, disable the Advanced Battery Charge Configuration option.
Fn Key Only: This option is enabled by default.