Service Manual
Table Of Contents
- Precision 3470 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Precision 3470
- Micro Secure Digital (SD) Card
- Base cover
- Wireless card
- Solid-state drives
- Memory
- Battery
- Battery cable
- Assembly inner frame
- LED board
- Heat sink
- Speakers
- System board
- Power button with fingerprint reader
- Smart card reader
- Coin-cell battery
- Keyboard assembly
- Keyboard bracket
- Display assembly
- Display bezel
- Display panel
- Camera
- eDP/display cable
- Sensor board
- Display hinges
- Display back cover
- Dummy SIM-card slot filler
- Palm-rest assembly
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- 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
Steps
1. Align the notch on the M.2 2230 solid-state drive with the tab on the solid-state drive slot.
2. Slide the M.2 2230 solid-state drive into the solid-state drive slot on the system board
3. Replace the single screw (M2x3) that secures the solid-state drive to the holder and system board.
NOTE:
If the computer is not shipped with a M.2 2230 solid-state drive, you must obtain a customer kit that includes
holder and a screw to install the M.2 2230 solid-state drive.
4. Align and place the solid-state drive thermal plate on the 2230 solid-state drive slot.
5. Replace the two screws (M2x3) that secure the solid-state drive thermal plate to the palm-rest and keyboard assembly.
Next steps
1. Install the microSD card.
2. Install the base cover.
3. Follow the procedure in After working inside your computer.
Removing the 2280 solid-state drive
Prerequisites
1. Follow the procedure in Before working inside your computer.
NOTE: Solid-state drives are fragile. Exercise care when handling the solid-state drive.
Removing and installing components 23