- Notes, cautions, and warnings
- Working on your computer
- Technology and components
- Exploded View
- Disassembly and reassembly
- Secure Digital Card
- Base cover
- Battery
- Memory modules
- WLAN card
- Solid-state drive
- Hard drive
- Coin-cell battery
- System fan
- Heat sink
- Speakers
- IO board
- Touchpad
- Display assembly
- Display bezel
- Camera
- Display panel
- Display back-cover and antenna assembly
- Power button
- System board
- Power-adapter port
- Palm-rest and keyboard assembly
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Enhanced Pre-Boot System Assessment (ePSA) diagnostics
- System diagnostic lights
- Real-Time Clock (RTC Reset)
- Updating the BIOS in Windows
- Updating the BIOS using the USB drive in Windows
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Vostro 3401 Service Manual
Installing the base cover
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
Steps
- Align and place the base cover on the computer, press the edges and sides of the base cover until it snaps into place.
- Tighten the seven (M2.5x5) screws and the two captive screws to secure the base cover to the computer.
Next steps
- Replace the SD card
- Follow the procedure in after working inside your computer
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