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 screw hole on the left hinge with the screw hole on the display back cover.
2. Replace the two (M2.5x3) screws to secure the left hinge to the display back cover.
3. Align the screw hole on the right hinge with the screw hole on the display back cover.
4. Replace the two (M2.5x3) screws to secure the right hinge to the display back cover.
Next steps
1. Install the display panel.
2. Install the display bezel.
3. Install the display assembly.
4. Install the wireless card.
5. Install the base cover.
6. Install the microSD card.
7. Follow the procedure in After working inside your computer.
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Removing and installing components