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
Steps
1. Slide the I/O ports on the system board into the slots on the chassis placing the system board in the chassis and replace the
eight (#6-32) screws to secure the system board to the chassis.
2. Connect the following cables to the system board connectors:
a. System fan cable
b. Intrusion cable
c. I/O panel cable
d. CPU power cable
e. System board power connector cable
f. SD card cable
g. Type-C cable
h. I/O USB cable
i. Primary hard drive SATA cable
j. ODD SATA cable
k. Speaker cable
l. I/O audio cable
Next steps
1. Install the processor.
2. Install the Voltage regulator heat sink.
3. Install the heat sink assembly.
4. Install the WLAN module and SMA antenna.
5. Install the solid state drive.
6. Install the graphics card.
7. Install the memory module.
8. Close the psu hinge.
9. Install the cover.
10. Follow the procedure in after working inside your computer.
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Disassembly and reassembly