Service Manual
Table Of Contents
- XPS 8940 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of XPS 8940
- Left-side cover
- Optical drive (optional)
- Power button
- Front cover
- 2.5-inch hard drive
- 3.5-inch hard drive
- Chassis fan
- Memory modules
- Wireless card
- Solid-state drive/Intel Optane
- Graphics card
- Coin-cell battery
- Power-supply unit
- Processor fan and heat-sink assembly
- Processor
- Voltage regulator heat sink (optional)
- System board
- Drivers and downloads
- System setup
- Troubleshooting
- Getting help and contacting Dell
Insert the coin-cell battery into the socket with the positive side (+) label facing up and snap the battery in the socket.
Next steps
1. Install the graphics card.
2. Install the left-side cover.
3. Follow the procedure in After working inside your computer.
Power-supply unit
Removing the power-supply unit
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the left-side cover.
3. Remove the graphics card.
NOTE:
Note the routing of all cables as you remove them so that you can route them correctly while you are replacing the
power-supply unit.
About this task
The following images indicate the location of the power-supply unit and provide a visual representation of the removal
procedure.
Removing and installing components
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