Dell Inspiron 5421, Руководство по обслуживанию

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Table 9. System setup options—Display menu
Display
Display Brightness
Brightness on battery power Enable to set screen brightness when the computer is running on battery
power.
Brightness on AC power Enable to set screen brightness when the computer is running on AC power.
Touchscreen Enable or disable touchscreen
By default, the option is enabled.
Full Screen Logo Enable or disable full screen logo.
By default, the option is not enabled.
Privacy Screen Set the operating mode of Privacy Screen.
By default, the Enabled option is enabled.
Table 10. System setup options—Connection menu
Connection
Network Controller Configuration
Integrated NIC Controls the on-board LAN controller.
By default, the Enabled with PXE option is enabled.
Wireless Device Enable
WWAN/GPS Enable or disable the internal WWAN/GPS device
By default, the option enabled.
WWAN Bus Mode Set the interface type of the Wireless Wan (WWAN) card.
By default, the Bus Mode PCIe option is enabled.
WLAN Enable or disable the internal WLAN device
By default, the option enabled.
Bluetooth Enable or disable the internal Bluetooth device
By default, the option enabled.
Contactless smartcard/NFC Enable or disable the internal Contactless smartcard/NFC device
By default, the option enabled.
Enable UEFI Network Stack Enable or disable UEFI Network Stack and controls the on-board LAN
Controller.
By default, the Auto Enabled option are enabled.
Wireless Radio Control
Control WLAN radio Sense the connection of the computer to a wired network and subsequently
disable the selected wireless radios (WLAN).
By default, the option is disabled.
Control WWAN radio Sense the connection of the computer to a wired network and subsequently
disable the selected wireless radios (WWAN).
By default, the option is disabled.
HTTPs Boot Feature
HTTPs Boot Enable or disable the HTTPs Boot feature.
By default, the HTTPs Boot option is enabled.
110 System setup