- Notes, cautions, and warnings
- Working on your computer
- Removing and installing components
- Recommended tools
- Removing the cover
- Installing the cover
- Removing the front bezel
- Installing the front bezel
- Removing the hard drive assembly
- Installing the hard drive assembly
- Removing the optical drive
- Installing the optical drive
- Removing power switch
- Installing the power switch
- Removing the intrusion switch
- Installing the intrusion switch
- Removing the memory module
- Installing the memory module
- Installing the PCIe Solid State Drive SSD
- Removing the PCIe Solid State Drive SSD
- Removing the power supply unit PSU
- Installing the power supply unit PSU
- Removing the Input-Output panel
- Installing the Input-Output panel
- Removing the speaker
- Installing the speaker
- Removing the expansion card
- Installing the expansion card
- Removing the system fan
- Installing the system fan
- Removing the heat sink assembly
- Installing the heat sink assembly
- Removing the processor
- Installing the processor
- Removing the system board
- Installing the system board
- System board components
- System Setup
- Diagnostics
- Specifications
- Contacting Dell
Dell Precision Tower 3620 Owner's Manual
Installing the system fan
- Hold the system fan by the sides with the cable end facing the bottom of the computer.
- Pass the four grommets through the chassis and slide outward along the groove to secure the system fan.
- Connect the system fan cable to the system board.
- Install the cover.
- Follow the procedure in After Working Inside Your Computer.
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