Document Outline

• Precision 3470 Service Manual
• Contents
• Working inside your computer
  • Safety instructions
    • Before working inside your computer
    • Safety precautions
    • Electrostatic discharge—ESD protection
    • ESD field service kit
    • Transporting sensitive components
    • After working inside your computer
    • BitLocker
• Removing and installing components
  • Recommended tools
  • Screw list
  • Major components of Precision 3470
  • Micro Secure Digital (SD) Card
    • Removing the microSD card
    • Installing the microSD card
  • Base cover
    • Removing the base cover
    • Installing the base cover
  • Wireless card
    • Removing the wireless card
    • Installing the wireless card
  • Solid-state drives
    • Removing the 2230 solid-state drive
    • Installing the 2230 solid-state drive
    • Removing the 2280 solid-state drive
    • Installing the 2280 solid-state drive
  • Memory
    • Removing the memory modules
    • Installing the memory module
  • Battery
    • Lithium-ion battery precautions
    • Removing the 4-cell battery
    • Installing the 4-cell battery
  • Battery cable
    • Removing the 4-cell battery cable
    • Installing the 4-cell battery cable
  • Assembly inner frame
    • Removing the assembly inner frame
    • Installing the assembly inner frame
  • LED board
    • Removing the LED board
    • Installing the LED board
  • Heat sink
    • Removing the heat sink and fan assembly - UMA
    • Installing the heat sink and fan assembly - UMA
  • Speakers
    • Removing the speakers
    • Installing the speakers
  • System board
    • Removing the system board
    • Installing the system board
  • Power button with fingerprint reader
    • Removing the power button
    • Installing the power button
  • Smart card reader
    • Removing the smart card reader
    • Installing the smart card reader
  • Coin-cell battery
    • Removing the coin-cell battery
    • Installing the coin-cell battery
  • Keyboard assembly
    • Removing the keyboard assembly
    • Installing the keyboard assembly
  • Keyboard bracket
    • Removing the keyboard bracket
    • Installing the keyboard bracket
  • Display assembly
    • Removing the display assembly
    • Installing the display assembly
  • Display bezel
    • Removing the display bezel
    • Installing the display bezel
  • Display panel
    • Removing the display panel
    • Installing the display panel
  • Camera
    • Removing the camera
    • Installing the camera
    • Removing the infrared camera
    • Installing the infrared camera
  • eDP/display cable
    • Removing the eDP/display cable
    • Installing the eDP cable
  • Sensor board
    • Removing the sensor board
    • Installing the sensor board
  • Display hinges
    • Removing the display hinges
    • Installing the display hinges
  • Display back cover
    • Removing the display back cover
    • Installing the display back cover
  • Dummy SIM-card slot filler
    • Removing the dummy SIM-card slot filler
    • Installing the dummy SIM-card slot filler
  • Palm-rest assembly
    • Removing the palm-rest assembly
    • Installing the palm-rest assembly
• Drivers and downloads
• BIOS setup
  • Entering BIOS setup program
  • Navigation keys
  • One time boot menu
  • System setup options
  • Updating the BIOS
    • Updating the BIOS in Windows
    • Updating the BIOS in Linux and Ubuntu
    • Updating the BIOS using the USB drive in Windows
    • Updating the BIOS from the F12 One-Time boot menu
  • System and setup password
    • Assigning a system setup password
    • Deleting or changing an existing system setup password
  • Clearing CMOS settings
  • Clearing BIOS (System Setup) and System passwords
• Troubleshooting
  • Handling swollen Lithium-ion batteries
  • Dell SupportAssist Pre-boot System Performance Check diagnostics
    • Running the SupportAssist Pre-Boot System Performance Check
  • Built-in self-test (BIST)
    • M-BIST
    • LCD Power rail test (L-BIST)
    • LCD Built-in Self Test (BIST)
  • System-diagnostic lights
  • Recovering the operating system
  • Real-Time Clock (RTC Reset)
  • Auto RTC reset
  • Backup media and recovery options
  • WiFi power cycle
  • Drain residual flea power (perform hard reset)
• Getting help and contacting Dell