- Notes, cautions, and warnings
- Working on your computer
- Technology and components
- Exploded View
- Major Components
- 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
- Display panel
- Camera
- Display back-cover and antenna assembly
- Power button
- System board
- Power-adapter port
- Palm-rest and keyboard assembly
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Locate the Service Tag or Express Service Code of your Dell computer
- SupportAssist | On-board 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 3400 Service Manual
Removing the base cover
Prerequisites
- Follow the procedure in before working inside your computer.
- Remove the SD card.
About this task
Steps
- Remove the seven (M2.5x5) screws and loosen the two captive screws from the base cover.
- Pry open the base cover starting from the recesses located in the U-shaped indents at the top edge of the base cover near the hinges.
NOTE CAUTION: DO NOT pry up from the edge near the vents at the top side of the base cover as this may damage the base cover.
- Lift up the top side of the base cover and remove it from the system.
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