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
System logs screen options............................................................................................................................................ 86
SupportAssist system resolution................................................................................................................................... 86
Verifying system memory in system setup BIOS.......................................................................................................87
Updating the BIOS............................................................................................................................................................ 87
Updating the BIOS in Windows................................................................................................................................ 87
Updating the BIOS in Linux and Ubuntu................................................................................................................ 87
Updating the BIOS using the USB drive in Windows..........................................................................................87
Updating the BIOS from the F12 One-Time boot menu.....................................................................................88
System and setup password...........................................................................................................................................88
Assigning a system setup password....................................................................................................................... 89
Deleting or changing an existing system setup password.................................................................................89
Clearing CMOS settings.................................................................................................................................................. 89
Clearing BIOS (System Setup) and System passwords.......................................................................................... 90
Chapter 6: Software.................................................................................................................... 91
Operating system configurations................................................................................................................................... 91
Downloading drivers.......................................................................................................................................................... 91
Chipset driver................................................................................................................................................................91
Serial IO driver.............................................................................................................................................................. 91
Graphics controller driver..........................................................................................................................................92
USB drivers................................................................................................................................................................... 92
Network drivers........................................................................................................................................................... 92
Realtek Audio................................................................................................................................................................93
Serial ATA drivers........................................................................................................................................................93
Security drivers............................................................................................................................................................93
Chapter 7: Troubleshooting......................................................................................................... 94
Handling swollen Lithium-ion batteries........................................................................................................................ 94
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................94
Running the SupportAssist Pre-Boot System Performance Check................................................................95
Built-in self-test (BIST)................................................................................................................................................... 95
M-BIST...........................................................................................................................................................................95
LCD Power rail test (L-BIST)................................................................................................................................... 96
LCD Built-in Self Test (BIST)................................................................................................................................... 96
Beep codes......................................................................................................................................................................... 96
Recovering the operating system................................................................................................................................. 96
Real Time Clock reset.......................................................................................................................................................97
Backup media and recovery options.............................................................................................................................97
WiFi power cycle............................................................................................................................................................... 97
Drain residual flea power (perform hard reset)......................................................................................................... 98
Chapter 8: Contacting Dell.......................................................................................................... 99
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