- Notes, cautions, and warnings
- Working on your computer
- Disassembly and reassembly
- Recommended tools
- Screw size list
- SIM tray – optional
- SD card
- Base Cover
- Battery
- WLAN Card
- WWAN card – optional
- VGA board
- Memory Module
- Power button board
- Heat sink
- System Fan
- M2. SATA Solid State Drive (SSD)
- Hard drive
- Input-Output board, SD card and coin cell battery holder
- Fingerprint reader – optional
- Coin cell battery
- Speakers
- Touchpad panel
- Display assembly
- System board
- DC-In Port
- Display hinge cover
- LCD Bezel
- Camera
- LCD Panel
- eDP and camera cable
- LCD Hinge
- Keyboard and Palm rest assembly
- Technical specifications
- Processor
- Memory
- Storage specifications
- Audio specifications
- Video specifications
- Webcam specifications
- Wired communications
- Wireless communications
- Ports and Connectors
- Display specifications
- Keyboards Hot Key Definitions
- Touchpad
- Battery specifications
- Adapter options
- System dimensions
- Security options
- Operating conditions
- Technology and components
- System setup options
- BIOS overview
- Entering BIOS setup program
- Navigation keys
- One time boot menu
- 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 screen options
- Performance screen options
- Power management screen options
- POST behavior screen options
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System logs screen options
- SupportAssist system resolution
- Verifying system memory in system setup BIOS
- Updating the BIOS
- System and setup password
- Clearing CMOS settings
- Clearing BIOS (System Setup) and System passwords
- Software
- Troubleshooting
- Contacting Dell
Latitude 3490 Owner’s Manual
Video screen options
- Option
- Description
- LCD Brightness
- Allows you to set the display brightness depending up on the power source—On Battery and On AC. The LCD brightness is independent for battery and AC adapter. It can be set using the slider.
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