- Notes, cautions, and warnings
- Before working inside your computer
- After working inside your computer
- Technical overview
- Removing the computer cover
- Replacing the computer cover
- Removing the memory modules
- Replacing the memory modules
- Removing the chassis fan
- Replacing the chassis fan
- Removing the front bezel
- Replacing the front bezel
- Removing the graphics-card bracket (optional)
- Replacing the graphics-card bracket (optional)
- Removing the graphics card (optional)
- Replacing the graphics card (optional)
- Removing the wireless card
- Replacing the wireless card
- Removing the solid-state drive
- Replacing the solid-state drive
- Removing the solid-state drive board
- Replacing the solid-state drive board
- Removing the primary hard-drive
- Replacing the primary hard-drive
- Removing the hard-drive cage
- Replacing the hard-drive cage
- Removing the secondary hard-drive (optional)
- Replacing the secondary hard-drive (optional)
- Installing the tertiary hard-drive (optional)
- Replacing the tertiary hard-drive
- Replacing the optical drive
- Removing the optical drive
- Removing the top cover
- Replacing the top cover
- Removing the antenna
- Replacing the antenna
- Removing the media-card reader
- Replacing the media-card reader
- Removing the top I/O-panel
- Replacing the top I/O-panel
- Removing the front USB-panel
- Replacing the front USB-panel
- Removing the power-button module
- Replacing the power-button module
- Removing the processor fan and heat-sink assembly
- Replacing the processor fan and heat-sink assembly
- Removing the processor
- Replacing the processor
- Removing the coin-cell battery
- Replacing the coin-cell battery
- Removing the power-supply unit
- Replacing the power-supply unit
- Removing the system board
- Replacing the system board
- BIOS setup program
- Flashing the BIOS
- Getting help and contacting Dell
XPS 8900 Service Manual
Procedure
- Ensure that no tools or extra parts are left inside the computer.
- Align the tabs at the bottom of the computer cover with the slots located along the edge of the chassis.
- Press the computer cover down and slide it towards the front of the computer.
- Replace the thumbscrew that secures the computer cover to the chassis.
- Place the computer in an upright position.
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