Dell OptiPlex All-in-One Plus 7420 Owners Manual - Page 70
Installing the bottom cover
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Figure 43. Removing the bottom cover Steps 1. Remove the three screws (M3x5) that secure the bottom cover to the display-assembly base. 2. Lift the bottom cover off the display-assembly base. Installing the bottom cover Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image indicates the location of the bottom cover and provides a visual representation of the installation procedure. 70 Removing and installing Customer Replaceable Units (CRUs)
![](/manual_guide/products/dell-optiplex-allinone-plus-7420-owners-manual-d460249/70.png)
Figure 43. Removing the bottom cover
Steps
1.
Remove the three screws (M3x5) that secure the bottom cover to the display-assembly base.
2.
Lift the bottom cover off the display-assembly base.
Installing the bottom cover
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following image indicates the location of the bottom cover and provides a visual representation of the installation
procedure.
70
Removing and installing Customer Replaceable Units (CRUs)