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
7. Install the:
a. PSU hinge
b. Cover
8. Follow the procedure in After Working Inside Your Computer.
IO panel
Removing the IO panel
Steps
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. Cover
b. Front bezel
c. Optical drive
3. Open the PSU hinge.
4. Disconnect the IO audio cable from the connector on the system board [1] and unroute the cable from routing guides next to
the system board on the chassis [2].
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Disassembly and reassembly