Owners Manual
Table Of Contents
- Precision 3240 Compact Service Manual
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw List
- SMA antenna
- Side cover
- Top Cover
- Front bezel
- Hard-drive assembly
- WLAN card
- Speaker
- Fan assembly
- Memory modules
- Riser card
- Dell Ultra Speed Drive
- Graphics card
- Solid-state drive
- Optional IO card
- Coin-cell battery
- Heat sink
- Interposer module
- Processor
- System board
- Internal antenna
- System board
- Internal antenna
- Troubleshooting
- Getting help and contacting Dell

Steps
1. Align the notch on the solid-state drive with the tab on the solid-state drive connector on the system board.
2. Insert the solid-state drive at a 45-degree angle into the solid-state drive connector.
3. Replace the screw (M2x3.5) that secures the M.2 2280 PCIe solid-state drive to the system board.
Next steps
1. Install the hard-drive assembly.
2. Install the riser card.
3. Install the fan assembly.
NOTE: This step is valid for system configuration that is shipped with 80 W CPU.
4. Install the side cover.
5. Follow the procedure in after working inside your computer.
Optional IO card
Removing the optional I/O card
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the side cover.
3. Remove the hard drive assembly.
4. Remove the solid-state drive.
5. Remove the riser card.
About this task
The following images indicate the location of the optional I/O card and provide a visual representation of the removal procedure.
Disassembly and reassembly
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