Dell OptiPlex 3020–Mini Tower Owner's Manual

System Overview

The figure below displays the inside view of the Mini Tower after the base cover has been removed. The call outs show the names and the layout of the components inside the computer.

Inside view

Figure displaying the Mini Tower with numeric callouts
  1. hard drive
  2. expansion card
  3. intrusion switch
  4. power supply unit
  5. front bezel
  6. speaker
Figure displaying the Mini Tower with numeric callouts
  1. memory module
  2. system board
  3. optical drive
  4. front i/o panel
  5. coin cell
  6. CPU cooler
  7. system fan

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