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
Dust filter
The dust filter for the Precision Tower 3640 helps protect the system from fine dust particles. After installation of the dust
filter, the BIOS can be enabled to generate a preboot reminder to clean or replace the dust filter based on the time interval set.
About this task
Follow these steps to install the dust filter:
Steps
1. Align the plastic tabs of the dust filter to the slots on the system chassis and gently press to ensure that the dust filter fits
firmly onto the system.
2. To remove the dust filter:
a. With the help of a plastic scribe, gently pry the edge from the bottom to loosen the dust filter [1].
b. Remove the dust filter from the system chassis [2].
B
Dust filter 113