Dell OptiPlex Small Form Factor 7020 Owner's Manual page 112

2. Install the processor.
3. Install the processor fan and heat-sink
4. Install the external SMA antenna
5. Install the intrusion switch.
6. Install the wireless card
7. Install the solid-state
8. Install the memory modules.
9. Install the internal speaker.
10. Install the graphics card. if applicable.
11. Install the disk-drive cage.
12. Install the 3.5-inch hard
13. Install the front bezel.
14. Install the side cover.
15. Follow the procedure in
112 Removing and installing Field Replaceable Units (FRUs)
assembly.
module, if applicable.
or the external SMA antenna, whichever is applicable.
drives.
drive, if applicable.
After working inside your computer.
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