Dell Latitude 7389, Owner'S Manual

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Option Description
Default setting: This option is 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 Battery
Charge
Configuration This option enables you to maximize the battery health. By enabling this option, your system uses the standard
charging algorithm and other techniques, during the nonwork hours to improve the battery health.
Disabled
Default setting: Disabled
Primary Battery
Charge
Configuration Allows you to select the charging mode for the battery. The options are:
• Adaptive—enabled by default
• Standard—Fully charges your battery at a standard rate.
• ExpressCharge—The battery charges over a shorter time using Dell’s fast charging technology This option is
enabled by default.
• Primarily AC use
• Custom
If Custom Charge is selected, you can also configure Custom Charge Start and Custom Charge Stop.
NOTE: All charging mode may not be available for all the batteries. To enable this option, disable the
Advanced Battery Charge Configuration option.
Sleep mode
• OS Automatic selection—enabled by default
Force S3
Type-C connector
power
• 7.5 Watts
• 15 Watts—enabled by default
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
(Embedded) Allows you to choose one of two methods to enable the keypad that is embedded in the internal keyboard.
• Fn Key Only—default.
• By Numlock
NOTE: When setup is running, this option has no effect. Setup works in Fn Key Only
mode.
Mouse/Touchpad Allows you to define how the system handles mouse and touch pad input. The options are:
System setup 55