User Manual
Option Description
• Disabled
• WLAN
Default setting: Disabled
Block Sleep This option lets you block entering to sleep (S3 state) in operating system environment.
Block Sleep (S3 state)
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
• Set battery threshold (15% to 100%) - 15 % (enabled by default)
Advanced Battery
Charge
Conguration
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
Conguration
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 congure 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 Conguration option.
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
Fn Key Emulation Allows you to use the <Scroll Lock> key on an external PS/2 keyboard the same way you use the <Fn> key on the
computer’s internal keyboard.
• Enabled — default
Fn Lock Options
Allows you to let hot key combinations Fn + Esc toggle the primary behavior of F1–F12, between their standard
and secondary functions. If you disable this option, you cannot toggle dynamically the primary behavior of these
keys. The available options are:
• Lock Mode Disable/Standard—enabled by default
48 System setup options