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
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].
C
Dust filter 93