Owners Manual
Table Of Contents
- Precision 3640 Tower Service Manual
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Chassis rubber feet
- Cover
- SD card—optional
- Bezel
- Hard drive
- PSU hinge
- Graphics card
- Memory module
- Speaker
- Coin cell battery
- Power supply unit
- Optical drive
- WLAN module and SMA antenna
- IO panel
- Solid state drive
- Power button module
- Heatsink assembly
- Voltage regulator heat sink
- Front fan
- System fan
- Optional IO card
- Processor
- Intrusion switch
- System board
- Troubleshooting
- Getting help and contacting Dell
- Cable cover
- Dust filter
5. Install the:
a. IO panel
b. Optical drive
c. Front bezel
d. Cover
6. Close the PSU hinge.
7. Follow the procedure in After Working Inside Your Computer.
Heatsink assembly
Removing heatsink assembly - 65 W or 80 W CPU
About this task
These steps applies to system configurations shipped with 65 W or 80 W CPU.
Steps
1. Follow the procedure in Before working inside your computer.
2. Remove the Cover.
3. Open the PSU hinge.
4. To remove the heat sink assembly:
a. Disconnect the heat sink assembly cable from the connector on the system board [1].
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Disassembly and reassembly