- 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
Installing the system fan
Prerequisites
About this task
Steps
- Align and place the fan on the palm rest.
- Replace the two screws (M2.5x5) that secure the fan to the palmrest.
- Route the display cable thought the routing points on the fan assembly, and connect the fan cable to the connector on the system board .
Next steps
- Reconnect the battery cable.
- Replace the base cover.
- Replace the SD card.
- Follow the procedure in after working inside your computer.
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