Dell OptiPlex Small Form Factor Plus 7020 Owner's Manual page 104

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the VGA module and provides a visual representation of the installation procedure.
Figure 61. Installing the VGA module
Steps
1. Using a screwdriver, remove the VGA module cover from the chassis.
NOTE: This step is applicable only when the VGA module is being installed for the first time.
NOTE: To remove the optional-module cover, insert a flat-head screwdriver in the hole of the cover, push the cover to
release it, and then lift the cover off the chassis .
2. Connect the VGA-module cable to its connector (VIDEO) on the system board.
3. Insert the VGA module into the slot on the chassis.
4. Replace the two screws (M3) that secure the VGA module to the chassis.
Next steps
1. Install the processor fan and heat-sink
2. Install the disk-drive cage.
3. Install the 3.5-inch hard
4. Install the front bezel.
5. Install the side cover.
104 Removing and installing Field Replaceable Units (FRUs)
assembly.
drive, if applicable.