Service Manual
Table Of Contents
- Precision 3660 Tower Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Precision 3660 Tower
- Side cover
- Front bezel
- 3.5 in. hard-drive assembly
- Removing the 3.5-inch hard-disk drive assembly (Bay-1)
- Removing the 3.5-inch hard-disk drive assembly (Bay-2)
- Removing the 3.5-inch hard-disk drive bracket
- Installing the 3.5-inch hard-disk drive bracket
- Installing the 3.5-inch hard-disk drive assembly (Bay-2)
- Installing the 3.5-inch hard-disk drive assembly (Bay-1)
- Solid-state drive
- WLAN card
- WLAN antenna
- Coin-cell battery
- Memory module
- GPU end holder
- Expansion card
- Power-supply unit
- Processor fan and heat-sink assembly
- Liquid cooler
- Processor
- Chassis fan
- Power button
- Intrusion switch
- Intrusion speaker
- System board
- Software
- System setup
- Troubleshooting
- Getting help and contacting Dell
Steps
1. Lift the pull tab to open the PCIe door.
2. Align the powered GPU with the PCI-Express card connector on the system board.
3. Using the alignment post, connect the powered GPU in the connector and press down firmly. Ensure that the powered GPU
is firmly seated.
4. Close the PCIe door.
5. Slide the release latch on the graphics card holder and insert it into the slot until it clicks to place.
6. Connect the two power cables, to the connectors on the powered GPU and power supply unit.
Next steps
1. Install the GPU end holder.
2. Install the 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 side cover.
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.
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Removing and installing components