Owners Manual
Table Of Contents
- Latitude 3490 Owner’s Manual
- Contents
- 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
- Palmrest
- 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
● Removable Drive (if available)
● STXXXX Drive (if available)
NOTE: XXX denotes the SATA drive number.
● Optical Drive (if available)
● SATA Hard Drive (if available)
● Diagnostics
The boot sequence screen also displays the option to access the System Setup screen.
System Setup overview
System Setup allows you to:
● Change the system configuration information after you add, change, or remove any hardware in your computer.
● Set or change a user-selectable option such as the user password.
● Read the current amount of memory or set the type of hard drive installed.
Before you use System Setup, it is recommended that you write down the System Setup screen information for future
reference.
CAUTION: Unless you are an expert computer user, do not change the settings for this program. Certain
changes can cause your computer to work incorrectly.
Accessing System Setup
1. Turn on (or restart) your computer.
2. After the white Dell logo appears, press F2 immediately.
The System Setup page is displayed.
NOTE:
If you wait too long and the operating system logo appears, wait until you see the desktop. Then, shut down or
restart your computer and try again.
NOTE: After the Dell logo appears, you can also press F12 and then select BIOS setup.
General screen options
This section lists the primary hardware features of your computer.
Option
Description
System
Information
This section lists the primary hardware features of your computer.
● System Information: Displays BIOS Version, Service Tag, Asset Tag, Ownership Tag, Ownership Date,
Manufacture Date, Express Service Code. Signed firmware update is enabled by default
● Memory Information: Displays Memory Installed, Memory Available, Memory Speed, Memory Channels
Mode, Memory Technology, DIMM A Size, and DIMM B Size
● Processor Information: Displays Processor Type, Core Count, Processor ID, Current Clock Speed,
Minimum Clock Speed, Maximum Clock Speed, Processor L2 Cache, Processor L3 Cache , HT
Capable, and 64-Bit Technology
● Device Information: Primary HDD, M.2 SATA SSD, M.2 PCIe SSD-0, LOC MAC Address, Video
Controller, dGPU Video Controller, Video BIOS Version, Video Memory, Panel Type, Native Resolution,
Audio Controller, Wi-Fi Device, Cellular device, and Bluetooth Device
Battery
Information
Displays the battery status health and whether the AC adapter is installed.
Boot Sequence Allows you to change the order in which the computer attempts to find an operating system.
● Windows Boot Manager ( Default)
● Boot List Option
78 System setup options