- Notes, cautions, and warnings
- Working on your computer
- Removing and installing components
- Recommended tools
- Screw size list
- Subscriber Identity Module(SIM) board
- Base cover
- Battery
- Solid State Drive — optional
- Hard drive
- Coin-cell battery
- WLAN card
- WWAN card – optional
- Memory modules
- Keyboard lattice and Keyboard
- Heat sink
- System fan
- Power connector port
- Chassis frame
- SmartCard module
- Speaker
- System board
- Display hinge cover
- Display assembly
- Display bezel
- Display panel
- Display (eDP) cable
- Camera
- Display hinges
- Display back cover assembly
- Palm rest
- Technical specifications
- Technology and components
- System setup options
- BIOS overview
- Entering BIOS setup program
- Navigation keys
- One time boot menu
- Boot Sequence
- System Setup overview
- Accessing System Setup
- General screen options
- System Configuration screen options
- Video screen options
- Security screen options
- Secure Boot screen options
- Intel Software Guard Extensions
- Performance screen options
- Power Management screen options
- POST Behavior screen options
- Manageability
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- Updating the BIOS
- System and setup password
- Clearing CMOS settings
- Clearing BIOS (System Setup) and System passwords
- Software
- Troubleshooting
- Contacting Dell
Latitude 5490 Owner’s Manual
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: This option is enabled by default.
- By Numlock
NOTE When setup is running, this option has no effect. Setup works in Fn Key Only mode. - Numlock Enable
- Allows you to enable the Numlock option when the computer
boots.
Enable Numlock. This option is enabled by default.
- Fn Key Emulation
- Allows you to set the option where the Scroll Lock
key is used to simulate the Fn key feature.
Enable Fn Key Emulation (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:
- Fn Lock. This option is selected by default.
- Lock Mode Disable/Standard
- Lock Mode Enable/Secondary
- Fastboot
- Allows you to speed up the boot process by bypassing
some of the compatibility steps. The options are:
- Minimal
- Thorough (default)
- Auto
- Extended BIOS POST Time
- Allows you to create an additional preboot delay.
The options are:
- 0 seconds. This option is enabled by default.
- 5 seconds
- 10 seconds
- Full Screen Logo
- This option will display full screen logo if your
image match screen resolution
- Enable Full Screen Logo
- Warnings and Error
- This option will cause the boot process to only pause
when warnings or errors are detected.
- Prompt on Warnings and Errors This option is enabled by default.
- Continue on Warnings
- Continue on Warnings and Errors
NOTE Error deemed critical to the operation of the system hardware will always halt the system.
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