Owners Manual
Table Of Contents
- Precision 3640 Tower Service Manual
- Contents
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Cover
- PSU hinge
- Bezel
- Memory module
- Hard drive
- Optical drive
- Graphics card
- WLAN module and SMA antenna
- IO panel
- Power button module
- Speaker
- Intrusion switch
- Solid state drive
- Coin cell battery
- Power supply unit
- Front fan
- Top fan
- Heatsink assembly
- Voltage regulator heat sink
- Processor
- System board
- Troubleshooting
- Getting help and contacting Dell
- Optional IO card
- Cable cover
- Dust filter
- Chassis rubber feet
Top fan
Removing the top fan
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the cover.
3. Open the psu hinge.
About this task
The following images indicate the location of the top fan and provides a visual representation of the removal procedure.
Steps
1. Disconnect the fan cable from the system board:
2. Remove the single screw (#6-32) that secure the fan bracket to the chassis.
Disassembly and reassembly
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